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WORM_AGENT.AMJN

June 23, 2013
 ALIASES:

Bloodhound.W32.5 (Symantec); Trojan.Win32.Generic!BT (Sunbelt); Worm/VB.DPT.dropper (AVG)

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:

  • Threat Type: Worm

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW


This worm arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

It disables Task Manager, Registry Editor, and Folder Options.

  TECHNICAL DETAILS

File Size:

28,672 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

23 Jun 2013

Arrival Details

This worm arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Installation

This worm creates the following folders:

  • %System Root%\N$1-234-1323-78-4-2442
  • %System Root%\N$1-234-1323-78-4-2442\1-234-1323-78-4-2442
  • %System Root%\N$1-234-1323-78-4-2442\1-234-1323-78-4-24421-234-1323-78-4-2442
  • %Windows%\N$1-234-1323-78-4-2442
  • %Windows%\N$1-234-1323-78-4-2442\1-234-1323-78-4-2442
  • %Windows%\N$1-234-1323-78-4-2442\1-234-1323-78-4-24421-234-1323-78-4-2442
  • %System%\N$1-234-1323-78-4-2442
  • %Windows%\system32N$1-234-1323-78-4-2442\1-234-1323-78-4-2442
  • %Windows%\system32N$1-234-1323-78-4-2442\1-234-1323-78-4-24421-234-1323-78-4-2442
  • %Desktop%\N$1-234-1323-78-4-2442
  • %Desktop%\N$1-234-1323-78-4-2442\1-234-1323-78-4-2442
  • %Desktop%\N$1-234-1323-78-4-2442\1-234-1323-78-4-24421-234-1323-78-4-2442
  • %System Root%\N$2-468-2646-156-8-4884
  • %System Root%\N$2-468-2646-156-8-4884\2-468-2646-156-8-4884
  • %System Root%\N$2-468-2646-156-8-4884\2-468-2646-156-8-48842-468-2646-156-8-4884
  • %Windows%\N$2-468-2646-156-8-4884
  • %Windows%\N$2-468-2646-156-8-4884\2-468-2646-156-8-4884
  • %Windows%\N$2-468-2646-156-8-4884\2-468-2646-156-8-48842-468-2646-156-8-4884
  • %System%\N$2-468-2646-156-8-4884
  • %Windows%\system32N$2-468-2646-156-8-4884\2-468-2646-156-8-4884
  • %Windows%\system32N$2-468-2646-156-8-4884\2-468-2646-156-8-48842-468-2646-156-8-4884
  • %Desktop%\N$2-468-2646-156-8-4884
  • %Desktop%\N$2-468-2646-156-8-4884\2-468-2646-156-8-4884
  • %Desktop%\N$2-468-2646-156-8-4884\2-468-2646-156-8-48842-468-2646-156-8-4884
  • %System Root%\N$3-702-3969-234-12-7326
  • %System Root%\N$3-702-3969-234-12-7326\3-702-3969-234-12-7326
  • %System Root%\N$3-702-3969-234-12-7326\3-702-3969-234-12-73263-702-3969-234-12-7326
  • %Windows%\N$3-702-3969-234-12-7326
  • %Windows%\N$3-702-3969-234-12-7326\3-702-3969-234-12-7326
  • %Windows%\N$3-702-3969-234-12-7326\3-702-3969-234-12-73263-702-3969-234-12-7326
  • %System%\N$3-702-3969-234-12-7326
  • %Windows%\system32N$3-702-3969-234-12-7326\3-702-3969-234-12-7326
  • %Windows%\system32N$3-702-3969-234-12-7326\3-702-3969-234-12-73263-702-3969-234-12-7326
  • %Desktop%\N$3-702-3969-234-12-7326
  • %Desktop%\N$3-702-3969-234-12-7326\3-702-3969-234-12-7326
  • %Desktop%\N$3-702-3969-234-12-7326\3-702-3969-234-12-73263-702-3969-234-12-7326
  • %System Root%\N$4-936-5292-312-16-9768
  • %System Root%\N$4-936-5292-312-16-9768\4-936-5292-312-16-9768
  • %System Root%\N$4-936-5292-312-16-9768\4-936-5292-312-16-97684-936-5292-312-16-9768
  • %Windows%\N$4-936-5292-312-16-9768
  • %Windows%\N$4-936-5292-312-16-9768\4-936-5292-312-16-9768
  • %Windows%\N$4-936-5292-312-16-9768\4-936-5292-312-16-97684-936-5292-312-16-9768
  • %System%\N$4-936-5292-312-16-9768
  • %Windows%\system32N$4-936-5292-312-16-9768\4-936-5292-312-16-9768
  • %Windows%\system32N$4-936-5292-312-16-9768\4-936-5292-312-16-97684-936-5292-312-16-9768
  • %Desktop%\N$4-936-5292-312-16-9768
  • %Desktop%\N$4-936-5292-312-16-9768\4-936-5292-312-16-9768
  • %Desktop%\N$4-936-5292-312-16-9768\4-936-5292-312-16-97684-936-5292-312-16-9768
  • %System Root%\N$5-1170-6615-390-20-12210
  • %System Root%\N$5-1170-6615-390-20-12210\5-1170-6615-390-20-12210
  • %System Root%\N$5-1170-6615-390-20-12210\5-1170-6615-390-20-122105-1170-6615-390-20-12210
  • %Windows%\N$5-1170-6615-390-20-12210
  • %Windows%\N$5-1170-6615-390-20-12210\5-1170-6615-390-20-12210
  • %Windows%\N$5-1170-6615-390-20-12210\5-1170-6615-390-20-122105-1170-6615-390-20-12210
  • %System%\N$5-1170-6615-390-20-12210
  • %Windows%\system32N$5-1170-6615-390-20-12210\5-1170-6615-390-20-12210
  • %Windows%\system32N$5-1170-6615-390-20-12210\5-1170-6615-390-20-122105-1170-6615-390-20-12210
  • %Desktop%\N$5-1170-6615-390-20-12210
  • %Desktop%\N$5-1170-6615-390-20-12210\5-1170-6615-390-20-12210
  • %Desktop%\N$5-1170-6615-390-20-12210\5-1170-6615-390-20-122105-1170-6615-390-20-12210
  • %System Root%\N$6-1404-7938-468-24-14652
  • %System Root%\N$6-1404-7938-468-24-14652\6-1404-7938-468-24-14652
  • %System Root%\N$6-1404-7938-468-24-14652\6-1404-7938-468-24-146526-1404-7938-468-24-14652
  • %Windows%\N$6-1404-7938-468-24-14652
  • %Windows%\N$6-1404-7938-468-24-14652\6-1404-7938-468-24-14652
  • %Windows%\N$6-1404-7938-468-24-14652\6-1404-7938-468-24-146526-1404-7938-468-24-14652
  • %System%\N$6-1404-7938-468-24-14652
  • %Windows%\system32N$6-1404-7938-468-24-14652\6-1404-7938-468-24-14652
  • %Windows%\system32N$6-1404-7938-468-24-14652\6-1404-7938-468-24-146526-1404-7938-468-24-14652
  • %Desktop%\N$6-1404-7938-468-24-14652
  • %Desktop%\N$6-1404-7938-468-24-14652\6-1404-7938-468-24-14652
  • %Desktop%\N$6-1404-7938-468-24-14652\6-1404-7938-468-24-146526-1404-7938-468-24-14652
  • %System Root%\N$7-1638-9261-546-28-17094
  • %System Root%\N$7-1638-9261-546-28-17094\7-1638-9261-546-28-17094
  • %System Root%\N$7-1638-9261-546-28-17094\7-1638-9261-546-28-170947-1638-9261-546-28-17094
  • %Windows%\N$7-1638-9261-546-28-17094
  • %Windows%\N$7-1638-9261-546-28-17094\7-1638-9261-546-28-17094
  • %Windows%\N$7-1638-9261-546-28-17094\7-1638-9261-546-28-170947-1638-9261-546-28-17094
  • %System%\N$7-1638-9261-546-28-17094
  • %Windows%\system32N$7-1638-9261-546-28-17094\7-1638-9261-546-28-17094
  • %Windows%\system32N$7-1638-9261-546-28-17094\7-1638-9261-546-28-170947-1638-9261-546-28-17094
  • %Desktop%\N$7-1638-9261-546-28-17094
  • %Desktop%\N$7-1638-9261-546-28-17094\7-1638-9261-546-28-17094
  • %Desktop%\N$7-1638-9261-546-28-17094\7-1638-9261-546-28-170947-1638-9261-546-28-17094
  • %System Root%\N$8-1872-10584-624-32-19536
  • %System Root%\N$8-1872-10584-624-32-19536\8-1872-10584-624-32-19536
  • %System Root%\N$8-1872-10584-624-32-19536\8-1872-10584-624-32-195368-1872-10584-624-32-19536
  • %Windows%\N$8-1872-10584-624-32-19536
  • %Windows%\N$8-1872-10584-624-32-19536\8-1872-10584-624-32-19536
  • %Windows%\N$8-1872-10584-624-32-19536\8-1872-10584-624-32-195368-1872-10584-624-32-19536
  • %System%\N$8-1872-10584-624-32-19536
  • %Windows%\system32N$8-1872-10584-624-32-19536\8-1872-10584-624-32-19536
  • %Windows%\system32N$8-1872-10584-624-32-19536\8-1872-10584-624-32-195368-1872-10584-624-32-19536
  • %Desktop%\N$8-1872-10584-624-32-19536
  • %Desktop%\N$8-1872-10584-624-32-19536\8-1872-10584-624-32-19536
  • %Desktop%\N$8-1872-10584-624-32-19536\8-1872-10584-624-32-195368-1872-10584-624-32-19536
  • %System Root%\N$9-2106-11907-702-36-21978
  • %System Root%\N$9-2106-11907-702-36-21978\9-2106-11907-702-36-21978
  • %System Root%\N$9-2106-11907-702-36-21978\9-2106-11907-702-36-219789-2106-11907-702-36-21978
  • %Windows%\N$9-2106-11907-702-36-21978
  • %Windows%\N$9-2106-11907-702-36-21978\9-2106-11907-702-36-21978
  • %Windows%\N$9-2106-11907-702-36-21978\9-2106-11907-702-36-219789-2106-11907-702-36-21978
  • %System%\N$9-2106-11907-702-36-21978
  • %Windows%\system32N$9-2106-11907-702-36-21978\9-2106-11907-702-36-21978
  • %Windows%\system32N$9-2106-11907-702-36-21978\9-2106-11907-702-36-219789-2106-11907-702-36-21978
  • %Desktop%\N$9-2106-11907-702-36-21978
  • %Desktop%\N$9-2106-11907-702-36-21978\9-2106-11907-702-36-21978
  • %Desktop%\N$9-2106-11907-702-36-21978\9-2106-11907-702-36-219789-2106-11907-702-36-21978
  • %System Root%\N$10-2340-13230-780-40-24420
  • %System Root%\N$10-2340-13230-780-40-24420\10-2340-13230-780-40-24420
  • %System Root%\N$10-2340-13230-780-40-24420\10-2340-13230-780-40-2442010-2340-13230-780-40-24420
  • %Windows%\N$10-2340-13230-780-40-24420
  • %Windows%\N$10-2340-13230-780-40-24420\10-2340-13230-780-40-24420
  • %Windows%\N$10-2340-13230-780-40-24420\10-2340-13230-780-40-2442010-2340-13230-780-40-24420
  • %System%\N$10-2340-13230-780-40-24420
  • %Windows%\system32N$10-2340-13230-780-40-24420\10-2340-13230-780-40-24420
  • %Windows%\system32N$10-2340-13230-780-40-24420\10-2340-13230-780-40-2442010-2340-13230-780-40-24420
  • %Desktop%\N$10-2340-13230-780-40-24420
  • %Desktop%\N$10-2340-13230-780-40-24420\10-2340-13230-780-40-24420
  • %Desktop%\N$10-2340-13230-780-40-24420\10-2340-13230-780-40-2442010-2340-13230-780-40-24420
  • %System Root%\N$11-2574-14553-858-44-26862
  • %System Root%\N$11-2574-14553-858-44-26862\11-2574-14553-858-44-26862
  • %System Root%\N$11-2574-14553-858-44-26862\11-2574-14553-858-44-2686211-2574-14553-858-44-26862
  • %Windows%\N$11-2574-14553-858-44-26862
  • %Windows%\N$11-2574-14553-858-44-26862\11-2574-14553-858-44-26862
  • %Windows%\N$11-2574-14553-858-44-26862\11-2574-14553-858-44-2686211-2574-14553-858-44-26862
  • %System%\N$11-2574-14553-858-44-26862
  • %Windows%\system32N$11-2574-14553-858-44-26862\11-2574-14553-858-44-26862
  • %Windows%\system32N$11-2574-14553-858-44-26862\11-2574-14553-858-44-2686211-2574-14553-858-44-26862
  • %Desktop%\N$11-2574-14553-858-44-26862
  • %Desktop%\N$11-2574-14553-858-44-26862\11-2574-14553-858-44-26862
  • %Desktop%\N$11-2574-14553-858-44-26862\11-2574-14553-858-44-2686211-2574-14553-858-44-26862
  • %System Root%\N$12-2808-15876-936-48-29304
  • %System Root%\N$12-2808-15876-936-48-29304\12-2808-15876-936-48-29304
  • %System Root%\N$12-2808-15876-936-48-29304\12-2808-15876-936-48-2930412-2808-15876-936-48-29304
  • %Windows%\N$12-2808-15876-936-48-29304
  • %Windows%\N$12-2808-15876-936-48-29304\12-2808-15876-936-48-29304
  • %Windows%\N$12-2808-15876-936-48-29304\12-2808-15876-936-48-2930412-2808-15876-936-48-29304
  • %System%\N$12-2808-15876-936-48-29304
  • %Windows%\system32N$12-2808-15876-936-48-29304\12-2808-15876-936-48-29304
  • %Windows%\system32N$12-2808-15876-936-48-29304\12-2808-15876-936-48-2930412-2808-15876-936-48-29304
  • %Desktop%\N$12-2808-15876-936-48-29304
  • %Desktop%\N$12-2808-15876-936-48-29304\12-2808-15876-936-48-29304
  • %Desktop%\N$12-2808-15876-936-48-29304\12-2808-15876-936-48-2930412-2808-15876-936-48-29304
  • %System Root%\N$13-3042-17199-1014-52-31746
  • %System Root%\N$13-3042-17199-1014-52-31746\13-3042-17199-1014-52-31746
  • %System Root%\N$13-3042-17199-1014-52-31746\13-3042-17199-1014-52-3174613-3042-17199-1014-52-31746
  • %Windows%\N$13-3042-17199-1014-52-31746
  • %Windows%\N$13-3042-17199-1014-52-31746\13-3042-17199-1014-52-31746
  • %Windows%\N$13-3042-17199-1014-52-31746\13-3042-17199-1014-52-3174613-3042-17199-1014-52-31746
  • %System%\N$13-3042-17199-1014-52-31746
  • %Windows%\system32N$13-3042-17199-1014-52-31746\13-3042-17199-1014-52-31746
  • %Windows%\system32N$13-3042-17199-1014-52-31746\13-3042-17199-1014-52-3174613-3042-17199-1014-52-31746
  • %Desktop%\N$13-3042-17199-1014-52-31746
  • %Desktop%\N$13-3042-17199-1014-52-31746\13-3042-17199-1014-52-31746
  • %Desktop%\N$13-3042-17199-1014-52-31746\13-3042-17199-1014-52-3174613-3042-17199-1014-52-31746
  • %System Root%\N$14-3276-18522-1092-56-34188
  • %System Root%\N$14-3276-18522-1092-56-34188\14-3276-18522-1092-56-34188
  • %System Root%\N$14-3276-18522-1092-56-34188\14-3276-18522-1092-56-3418814-3276-18522-1092-56-34188
  • %Windows%\N$14-3276-18522-1092-56-34188
  • %Windows%\N$14-3276-18522-1092-56-34188\14-3276-18522-1092-56-34188
  • %Windows%\N$14-3276-18522-1092-56-34188\14-3276-18522-1092-56-3418814-3276-18522-1092-56-34188
  • %System%\N$14-3276-18522-1092-56-34188
  • %Windows%\system32N$14-3276-18522-1092-56-34188\14-3276-18522-1092-56-34188
  • %Windows%\system32N$14-3276-18522-1092-56-34188\14-3276-18522-1092-56-3418814-3276-18522-1092-56-34188
  • %Desktop%\N$14-3276-18522-1092-56-34188
  • %Desktop%\N$14-3276-18522-1092-56-34188\14-3276-18522-1092-56-34188
  • %Desktop%\N$14-3276-18522-1092-56-34188\14-3276-18522-1092-56-3418814-3276-18522-1092-56-34188
  • %System Root%\N$15-3510-19845-1170-60-36630
  • %System Root%\N$15-3510-19845-1170-60-36630\15-3510-19845-1170-60-36630
  • %System Root%\N$15-3510-19845-1170-60-36630\15-3510-19845-1170-60-3663015-3510-19845-1170-60-36630
  • %Windows%\N$15-3510-19845-1170-60-36630
  • %Windows%\N$15-3510-19845-1170-60-36630\15-3510-19845-1170-60-36630
  • %Windows%\N$15-3510-19845-1170-60-36630\15-3510-19845-1170-60-3663015-3510-19845-1170-60-36630
  • %System%\N$15-3510-19845-1170-60-36630
  • %Windows%\system32N$15-3510-19845-1170-60-36630\15-3510-19845-1170-60-36630
  • %Windows%\system32N$15-3510-19845-1170-60-36630\15-3510-19845-1170-60-3663015-3510-19845-1170-60-36630
  • %Desktop%\N$15-3510-19845-1170-60-36630
  • %Desktop%\N$15-3510-19845-1170-60-36630\15-3510-19845-1170-60-36630
  • %Desktop%\N$15-3510-19845-1170-60-36630\15-3510-19845-1170-60-3663015-3510-19845-1170-60-36630
  • %System Root%\N$16-3744-21168-1248-64-39072
  • %System Root%\N$16-3744-21168-1248-64-39072\16-3744-21168-1248-64-39072
  • %System Root%\N$16-3744-21168-1248-64-39072\16-3744-21168-1248-64-3907216-3744-21168-1248-64-39072
  • %Windows%\N$16-3744-21168-1248-64-39072
  • %Windows%\N$16-3744-21168-1248-64-39072\16-3744-21168-1248-64-39072
  • %Windows%\N$16-3744-21168-1248-64-39072\16-3744-21168-1248-64-3907216-3744-21168-1248-64-39072
  • %System%\N$16-3744-21168-1248-64-39072
  • %Windows%\system32N$16-3744-21168-1248-64-39072\16-3744-21168-1248-64-39072
  • %Windows%\system32N$16-3744-21168-1248-64-39072\16-3744-21168-1248-64-3907216-3744-21168-1248-64-39072
  • %Desktop%\N$16-3744-21168-1248-64-39072
  • %Desktop%\N$16-3744-21168-1248-64-39072\16-3744-21168-1248-64-39072
  • %Desktop%\N$16-3744-21168-1248-64-39072\16-3744-21168-1248-64-3907216-3744-21168-1248-64-39072
  • %System Root%\N$17-3978-22491-1326-68-41514
  • %System Root%\N$17-3978-22491-1326-68-41514\17-3978-22491-1326-68-41514
  • %System Root%\N$17-3978-22491-1326-68-41514\17-3978-22491-1326-68-4151417-3978-22491-1326-68-41514
  • %Windows%\N$17-3978-22491-1326-68-41514
  • %Windows%\N$17-3978-22491-1326-68-41514\17-3978-22491-1326-68-41514
  • %Windows%\N$17-3978-22491-1326-68-41514\17-3978-22491-1326-68-4151417-3978-22491-1326-68-41514
  • %System%\N$17-3978-22491-1326-68-41514
  • %Windows%\system32N$17-3978-22491-1326-68-41514\17-3978-22491-1326-68-41514
  • %Windows%\system32N$17-3978-22491-1326-68-41514\17-3978-22491-1326-68-4151417-3978-22491-1326-68-41514
  • %Desktop%\N$17-3978-22491-1326-68-41514
  • %Desktop%\N$17-3978-22491-1326-68-41514\17-3978-22491-1326-68-41514
  • %Desktop%\N$17-3978-22491-1326-68-41514\17-3978-22491-1326-68-4151417-3978-22491-1326-68-41514
  • %System Root%\N$18-4212-23814-1404-72-43956
  • %System Root%\N$18-4212-23814-1404-72-43956\18-4212-23814-1404-72-43956
  • %System Root%\N$18-4212-23814-1404-72-43956\18-4212-23814-1404-72-4395618-4212-23814-1404-72-43956
  • %Windows%\N$18-4212-23814-1404-72-43956
  • %Windows%\N$18-4212-23814-1404-72-43956\18-4212-23814-1404-72-43956
  • %Windows%\N$18-4212-23814-1404-72-43956\18-4212-23814-1404-72-4395618-4212-23814-1404-72-43956
  • %System%\N$18-4212-23814-1404-72-43956
  • %Windows%\system32N$18-4212-23814-1404-72-43956\18-4212-23814-1404-72-43956
  • %Windows%\system32N$18-4212-23814-1404-72-43956\18-4212-23814-1404-72-4395618-4212-23814-1404-72-43956
  • %Desktop%\N$18-4212-23814-1404-72-43956
  • %Desktop%\N$18-4212-23814-1404-72-43956\18-4212-23814-1404-72-43956
  • %Desktop%\N$18-4212-23814-1404-72-43956\18-4212-23814-1404-72-4395618-4212-23814-1404-72-43956
  • %System Root%\N$19-4446-25137-1482-76-46398
  • %System Root%\N$19-4446-25137-1482-76-46398\19-4446-25137-1482-76-46398
  • %System Root%\N$19-4446-25137-1482-76-46398\19-4446-25137-1482-76-4639819-4446-25137-1482-76-46398
  • %Windows%\N$19-4446-25137-1482-76-46398
  • %Windows%\N$19-4446-25137-1482-76-46398\19-4446-25137-1482-76-46398
  • %Windows%\N$19-4446-25137-1482-76-46398\19-4446-25137-1482-76-4639819-4446-25137-1482-76-46398
  • %System%\N$19-4446-25137-1482-76-46398
  • %Windows%\system32N$19-4446-25137-1482-76-46398\19-4446-25137-1482-76-46398
  • %Windows%\system32N$19-4446-25137-1482-76-46398\19-4446-25137-1482-76-4639819-4446-25137-1482-76-46398
  • %Desktop%\N$19-4446-25137-1482-76-46398
  • %Desktop%\N$19-4446-25137-1482-76-46398\19-4446-25137-1482-76-46398
  • %Desktop%\N$19-4446-25137-1482-76-46398\19-4446-25137-1482-76-4639819-4446-25137-1482-76-46398
  • %System Root%\N$20-4680-26460-1560-80-48840
  • %System Root%\N$20-4680-26460-1560-80-48840\20-4680-26460-1560-80-48840
  • %System Root%\N$20-4680-26460-1560-80-48840\20-4680-26460-1560-80-4884020-4680-26460-1560-80-48840
  • %Windows%\N$20-4680-26460-1560-80-48840
  • %Windows%\N$20-4680-26460-1560-80-48840\20-4680-26460-1560-80-48840
  • %Windows%\N$20-4680-26460-1560-80-48840\20-4680-26460-1560-80-4884020-4680-26460-1560-80-48840
  • %System%\N$20-4680-26460-1560-80-48840
  • %Windows%\system32N$20-4680-26460-1560-80-48840\20-4680-26460-1560-80-48840
  • %Windows%\system32N$20-4680-26460-1560-80-48840\20-4680-26460-1560-80-4884020-4680-26460-1560-80-48840
  • %Desktop%\N$20-4680-26460-1560-80-48840
  • %Desktop%\N$20-4680-26460-1560-80-48840\20-4680-26460-1560-80-48840
  • %Desktop%\N$20-4680-26460-1560-80-48840\20-4680-26460-1560-80-4884020-4680-26460-1560-80-48840
  • %System Root%\N$21-4914-27783-1638-84-51282
  • %System Root%\N$21-4914-27783-1638-84-51282\21-4914-27783-1638-84-51282
  • %System Root%\N$21-4914-27783-1638-84-51282\21-4914-27783-1638-84-5128221-4914-27783-1638-84-51282
  • %Windows%\N$21-4914-27783-1638-84-51282
  • %Windows%\N$21-4914-27783-1638-84-51282\21-4914-27783-1638-84-51282
  • %Windows%\N$21-4914-27783-1638-84-51282\21-4914-27783-1638-84-5128221-4914-27783-1638-84-51282
  • %System%\N$21-4914-27783-1638-84-51282
  • %Windows%\system32N$21-4914-27783-1638-84-51282\21-4914-27783-1638-84-51282
  • %Windows%\system32N$21-4914-27783-1638-84-51282\21-4914-27783-1638-84-5128221-4914-27783-1638-84-51282
  • %Desktop%\N$21-4914-27783-1638-84-51282
  • %Desktop%\N$21-4914-27783-1638-84-51282\21-4914-27783-1638-84-51282
  • %Desktop%\N$21-4914-27783-1638-84-51282\21-4914-27783-1638-84-5128221-4914-27783-1638-84-51282

(Note: %System Root% is the root folder, which is usually C:\. It is also where the operating system is located.. %Windows% is the Windows folder, which is usually C:\Windows.. %System% is the Windows system folder, which is usually C:\Windows\System32.. %Desktop% is the current user's desktop, which is usually C:\Documents and Settings\{User Name}\Desktop on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\Desktop on Windows Vista and 7.)

Other System Modifications

This worm deletes the following files:

  • %System%\Restore\rstrui.exe
  • %System%\cmd.exe
  • %System%\taskmgr.exe
  • %System%\dllcache\msconfig.exe
  • %Windows%\pchealth\helpctr\binaries\msconfig.exe

(Note: %System% is the Windows system folder, which is usually C:\Windows\System32.. %Windows% is the Windows folder, which is usually C:\Windows.)

It adds the following registry keys:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Policies\
System

It creates the following registry entry(ies) to disable Task Manager, Registry Tools and Folder Options:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Policies\
System
DisableTaskMgr = "1"

It deletes the following registry keys:

HKEY_CLASSES_ROOT\.ini

HKEY_CLASSES_ROOT\.java

HKEY_CLASSES_ROOT\.jpg

HKEY_CLASSES_ROOT\.JPG

HKEY_CLASSES_ROOT\.bmp

HKEY_CLASSES_ROOT\.mp3

HKEY_CLASSES_ROOT\.wmv

HKEY_CLASSES_ROOT\.avi

HKEY_CLASSES_ROOT\.zip

HKEY_CLASSES_ROOT\.txt

HKEY_CLASSES_ROOT\.gif

HKEY_CLASSES_ROOT\.mpeg

HKEY_CLASSES_ROOT\.mpg

HKEY_CLASSES_ROOT\.htm

HKEY_CLASSES_ROOT\.html

Dropping Routine

This worm drops the following files:

  • %System Root%\1-234-1323-78-4-2442.tmp
  • %System Root%\2-468-2646-156-8-4884.tmp
  • %System Root%\3-702-3969-234-12-7326.tmp
  • %System Root%\4-936-5292-312-16-9768.tmp
  • %System Root%\5-1170-6615-390-20-12210.tmp
  • %System Root%\6-1404-7938-468-24-14652.tmp
  • %System Root%\7-1638-9261-546-28-17094.tmp
  • %System Root%\8-1872-10584-624-32-19536.tmp
  • %System Root%\9-2106-11907-702-36-21978.tmp
  • %System Root%\10-2340-13230-780-40-24420.tmp
  • %System Root%\11-2574-14553-858-44-26862.tmp
  • %System Root%\12-2808-15876-936-48-29304.tmp
  • %System Root%\13-3042-17199-1014-52-31746.tmp
  • %System Root%\14-3276-18522-1092-56-34188.tmp
  • %System Root%\15-3510-19845-1170-60-36630.tmp
  • %System Root%\16-3744-21168-1248-64-39072.tmp
  • %System Root%\17-3978-22491-1326-68-41514.tmp
  • %System Root%\18-4212-23814-1404-72-43956.tmp
  • %System Root%\19-4446-25137-1482-76-46398.tmp
  • %System Root%\20-4680-26460-1560-80-48840.tmp
  • %System Root%\21-4914-27783-1638-84-51282.tmp

(Note: %System Root% is the root folder, which is usually C:\. It is also where the operating system is located.)

This report is generated via an automated analysis system.

  SOLUTION

Minimum Scan Engine:

9.300

Step 1

Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.

Step 2

Enable Registry Editor, Task Manager, and Folder options

[ Learn More ]
By doing this step, you also enable other applications/programs disabled by this malware/grayware/spyware.

Step 3

Delete this registry key

[ Learn More ]

Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.

  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies
    • System

Step 4

Search and delete these components

[ Learn More ]
There may be some components that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the "More advanced options" option to include all hidden files and folders in the search result.
  • %System Root%\1-234-1323-78-4-2442.tmp
  • %System Root%\2-468-2646-156-8-4884.tmp
  • %System Root%\3-702-3969-234-12-7326.tmp
  • %System Root%\4-936-5292-312-16-9768.tmp
  • %System Root%\5-1170-6615-390-20-12210.tmp
  • %System Root%\6-1404-7938-468-24-14652.tmp
  • %System Root%\7-1638-9261-546-28-17094.tmp
  • %System Root%\8-1872-10584-624-32-19536.tmp
  • %System Root%\9-2106-11907-702-36-21978.tmp
  • %System Root%\10-2340-13230-780-40-24420.tmp
  • %System Root%\11-2574-14553-858-44-26862.tmp
  • %System Root%\12-2808-15876-936-48-29304.tmp
  • %System Root%\13-3042-17199-1014-52-31746.tmp
  • %System Root%\14-3276-18522-1092-56-34188.tmp
  • %System Root%\15-3510-19845-1170-60-36630.tmp
  • %System Root%\16-3744-21168-1248-64-39072.tmp
  • %System Root%\17-3978-22491-1326-68-41514.tmp
  • %System Root%\18-4212-23814-1404-72-43956.tmp
  • %System Root%\19-4446-25137-1482-76-46398.tmp
  • %System Root%\20-4680-26460-1560-80-48840.tmp
  • %System Root%\21-4914-27783-1638-84-51282.tmp

Step 5

Search and delete these folders

[ Learn More ]
Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden folders in the search result.
  • %System Root%\N$1-234-1323-78-4-2442
  • %System Root%\N$1-234-1323-78-4-2442\1-234-1323-78-4-2442
  • %System Root%\N$1-234-1323-78-4-2442\1-234-1323-78-4-24421-234-1323-78-4-2442
  • %Windows%\N$1-234-1323-78-4-2442
  • %Windows%\N$1-234-1323-78-4-2442\1-234-1323-78-4-2442
  • %Windows%\N$1-234-1323-78-4-2442\1-234-1323-78-4-24421-234-1323-78-4-2442
  • %System%\N$1-234-1323-78-4-2442
  • %Windows%\system32N$1-234-1323-78-4-2442\1-234-1323-78-4-2442
  • %Windows%\system32N$1-234-1323-78-4-2442\1-234-1323-78-4-24421-234-1323-78-4-2442
  • %Desktop%\N$1-234-1323-78-4-2442
  • %Desktop%\N$1-234-1323-78-4-2442\1-234-1323-78-4-2442
  • %Desktop%\N$1-234-1323-78-4-2442\1-234-1323-78-4-24421-234-1323-78-4-2442
  • %System Root%\N$2-468-2646-156-8-4884
  • %System Root%\N$2-468-2646-156-8-4884\2-468-2646-156-8-4884
  • %System Root%\N$2-468-2646-156-8-4884\2-468-2646-156-8-48842-468-2646-156-8-4884
  • %Windows%\N$2-468-2646-156-8-4884
  • %Windows%\N$2-468-2646-156-8-4884\2-468-2646-156-8-4884
  • %Windows%\N$2-468-2646-156-8-4884\2-468-2646-156-8-48842-468-2646-156-8-4884
  • %System%\N$2-468-2646-156-8-4884
  • %Windows%\system32N$2-468-2646-156-8-4884\2-468-2646-156-8-4884
  • %Windows%\system32N$2-468-2646-156-8-4884\2-468-2646-156-8-48842-468-2646-156-8-4884
  • %Desktop%\N$2-468-2646-156-8-4884
  • %Desktop%\N$2-468-2646-156-8-4884\2-468-2646-156-8-4884
  • %Desktop%\N$2-468-2646-156-8-4884\2-468-2646-156-8-48842-468-2646-156-8-4884
  • %System Root%\N$3-702-3969-234-12-7326
  • %System Root%\N$3-702-3969-234-12-7326\3-702-3969-234-12-7326
  • %System Root%\N$3-702-3969-234-12-7326\3-702-3969-234-12-73263-702-3969-234-12-7326
  • %Windows%\N$3-702-3969-234-12-7326
  • %Windows%\N$3-702-3969-234-12-7326\3-702-3969-234-12-7326
  • %Windows%\N$3-702-3969-234-12-7326\3-702-3969-234-12-73263-702-3969-234-12-7326
  • %System%\N$3-702-3969-234-12-7326
  • %Windows%\system32N$3-702-3969-234-12-7326\3-702-3969-234-12-7326
  • %Windows%\system32N$3-702-3969-234-12-7326\3-702-3969-234-12-73263-702-3969-234-12-7326
  • %Desktop%\N$3-702-3969-234-12-7326
  • %Desktop%\N$3-702-3969-234-12-7326\3-702-3969-234-12-7326
  • %Desktop%\N$3-702-3969-234-12-7326\3-702-3969-234-12-73263-702-3969-234-12-7326
  • %System Root%\N$4-936-5292-312-16-9768
  • %System Root%\N$4-936-5292-312-16-9768\4-936-5292-312-16-9768
  • %System Root%\N$4-936-5292-312-16-9768\4-936-5292-312-16-97684-936-5292-312-16-9768
  • %Windows%\N$4-936-5292-312-16-9768
  • %Windows%\N$4-936-5292-312-16-9768\4-936-5292-312-16-9768
  • %Windows%\N$4-936-5292-312-16-9768\4-936-5292-312-16-97684-936-5292-312-16-9768
  • %System%\N$4-936-5292-312-16-9768
  • %Windows%\system32N$4-936-5292-312-16-9768\4-936-5292-312-16-9768
  • %Windows%\system32N$4-936-5292-312-16-9768\4-936-5292-312-16-97684-936-5292-312-16-9768
  • %Desktop%\N$4-936-5292-312-16-9768
  • %Desktop%\N$4-936-5292-312-16-9768\4-936-5292-312-16-9768
  • %Desktop%\N$4-936-5292-312-16-9768\4-936-5292-312-16-97684-936-5292-312-16-9768
  • %System Root%\N$5-1170-6615-390-20-12210
  • %System Root%\N$5-1170-6615-390-20-12210\5-1170-6615-390-20-12210
  • %System Root%\N$5-1170-6615-390-20-12210\5-1170-6615-390-20-122105-1170-6615-390-20-12210
  • %Windows%\N$5-1170-6615-390-20-12210
  • %Windows%\N$5-1170-6615-390-20-12210\5-1170-6615-390-20-12210
  • %Windows%\N$5-1170-6615-390-20-12210\5-1170-6615-390-20-122105-1170-6615-390-20-12210
  • %System%\N$5-1170-6615-390-20-12210
  • %Windows%\system32N$5-1170-6615-390-20-12210\5-1170-6615-390-20-12210
  • %Windows%\system32N$5-1170-6615-390-20-12210\5-1170-6615-390-20-122105-1170-6615-390-20-12210
  • %Desktop%\N$5-1170-6615-390-20-12210
  • %Desktop%\N$5-1170-6615-390-20-12210\5-1170-6615-390-20-12210
  • %Desktop%\N$5-1170-6615-390-20-12210\5-1170-6615-390-20-122105-1170-6615-390-20-12210
  • %System Root%\N$6-1404-7938-468-24-14652
  • %System Root%\N$6-1404-7938-468-24-14652\6-1404-7938-468-24-14652
  • %System Root%\N$6-1404-7938-468-24-14652\6-1404-7938-468-24-146526-1404-7938-468-24-14652
  • %Windows%\N$6-1404-7938-468-24-14652
  • %Windows%\N$6-1404-7938-468-24-14652\6-1404-7938-468-24-14652
  • %Windows%\N$6-1404-7938-468-24-14652\6-1404-7938-468-24-146526-1404-7938-468-24-14652
  • %System%\N$6-1404-7938-468-24-14652
  • %Windows%\system32N$6-1404-7938-468-24-14652\6-1404-7938-468-24-14652
  • %Windows%\system32N$6-1404-7938-468-24-14652\6-1404-7938-468-24-146526-1404-7938-468-24-14652
  • %Desktop%\N$6-1404-7938-468-24-14652
  • %Desktop%\N$6-1404-7938-468-24-14652\6-1404-7938-468-24-14652
  • %Desktop%\N$6-1404-7938-468-24-14652\6-1404-7938-468-24-146526-1404-7938-468-24-14652
  • %System Root%\N$7-1638-9261-546-28-17094
  • %System Root%\N$7-1638-9261-546-28-17094\7-1638-9261-546-28-17094
  • %System Root%\N$7-1638-9261-546-28-17094\7-1638-9261-546-28-170947-1638-9261-546-28-17094
  • %Windows%\N$7-1638-9261-546-28-17094
  • %Windows%\N$7-1638-9261-546-28-17094\7-1638-9261-546-28-17094
  • %Windows%\N$7-1638-9261-546-28-17094\7-1638-9261-546-28-170947-1638-9261-546-28-17094
  • %System%\N$7-1638-9261-546-28-17094
  • %Windows%\system32N$7-1638-9261-546-28-17094\7-1638-9261-546-28-17094
  • %Windows%\system32N$7-1638-9261-546-28-17094\7-1638-9261-546-28-170947-1638-9261-546-28-17094
  • %Desktop%\N$7-1638-9261-546-28-17094
  • %Desktop%\N$7-1638-9261-546-28-17094\7-1638-9261-546-28-17094
  • %Desktop%\N$7-1638-9261-546-28-17094\7-1638-9261-546-28-170947-1638-9261-546-28-17094
  • %System Root%\N$8-1872-10584-624-32-19536
  • %System Root%\N$8-1872-10584-624-32-19536\8-1872-10584-624-32-19536
  • %System Root%\N$8-1872-10584-624-32-19536\8-1872-10584-624-32-195368-1872-10584-624-32-19536
  • %Windows%\N$8-1872-10584-624-32-19536
  • %Windows%\N$8-1872-10584-624-32-19536\8-1872-10584-624-32-19536
  • %Windows%\N$8-1872-10584-624-32-19536\8-1872-10584-624-32-195368-1872-10584-624-32-19536
  • %System%\N$8-1872-10584-624-32-19536
  • %Windows%\system32N$8-1872-10584-624-32-19536\8-1872-10584-624-32-19536
  • %Windows%\system32N$8-1872-10584-624-32-19536\8-1872-10584-624-32-195368-1872-10584-624-32-19536
  • %Desktop%\N$8-1872-10584-624-32-19536
  • %Desktop%\N$8-1872-10584-624-32-19536\8-1872-10584-624-32-19536
  • %Desktop%\N$8-1872-10584-624-32-19536\8-1872-10584-624-32-195368-1872-10584-624-32-19536
  • %System Root%\N$9-2106-11907-702-36-21978
  • %System Root%\N$9-2106-11907-702-36-21978\9-2106-11907-702-36-21978
  • %System Root%\N$9-2106-11907-702-36-21978\9-2106-11907-702-36-219789-2106-11907-702-36-21978
  • %Windows%\N$9-2106-11907-702-36-21978
  • %Windows%\N$9-2106-11907-702-36-21978\9-2106-11907-702-36-21978
  • %Windows%\N$9-2106-11907-702-36-21978\9-2106-11907-702-36-219789-2106-11907-702-36-21978
  • %System%\N$9-2106-11907-702-36-21978
  • %Windows%\system32N$9-2106-11907-702-36-21978\9-2106-11907-702-36-21978
  • %Windows%\system32N$9-2106-11907-702-36-21978\9-2106-11907-702-36-219789-2106-11907-702-36-21978
  • %Desktop%\N$9-2106-11907-702-36-21978
  • %Desktop%\N$9-2106-11907-702-36-21978\9-2106-11907-702-36-21978
  • %Desktop%\N$9-2106-11907-702-36-21978\9-2106-11907-702-36-219789-2106-11907-702-36-21978
  • %System Root%\N$10-2340-13230-780-40-24420
  • %System Root%\N$10-2340-13230-780-40-24420\10-2340-13230-780-40-24420
  • %System Root%\N$10-2340-13230-780-40-24420\10-2340-13230-780-40-2442010-2340-13230-780-40-24420
  • %Windows%\N$10-2340-13230-780-40-24420
  • %Windows%\N$10-2340-13230-780-40-24420\10-2340-13230-780-40-24420
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  • %System Root%\N$14-3276-18522-1092-56-34188
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  • %Windows%\N$14-3276-18522-1092-56-34188\14-3276-18522-1092-56-34188
  • %Windows%\N$14-3276-18522-1092-56-34188\14-3276-18522-1092-56-3418814-3276-18522-1092-56-34188
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  • %Windows%\system32N$14-3276-18522-1092-56-34188\14-3276-18522-1092-56-34188
  • %Windows%\system32N$14-3276-18522-1092-56-34188\14-3276-18522-1092-56-3418814-3276-18522-1092-56-34188
  • %Desktop%\N$14-3276-18522-1092-56-34188
  • %Desktop%\N$14-3276-18522-1092-56-34188\14-3276-18522-1092-56-34188
  • %Desktop%\N$14-3276-18522-1092-56-34188\14-3276-18522-1092-56-3418814-3276-18522-1092-56-34188
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  • %Desktop%\N$15-3510-19845-1170-60-36630\15-3510-19845-1170-60-36630
  • %Desktop%\N$15-3510-19845-1170-60-36630\15-3510-19845-1170-60-3663015-3510-19845-1170-60-36630
  • %System Root%\N$16-3744-21168-1248-64-39072
  • %System Root%\N$16-3744-21168-1248-64-39072\16-3744-21168-1248-64-39072
  • %System Root%\N$16-3744-21168-1248-64-39072\16-3744-21168-1248-64-3907216-3744-21168-1248-64-39072
  • %Windows%\N$16-3744-21168-1248-64-39072
  • %Windows%\N$16-3744-21168-1248-64-39072\16-3744-21168-1248-64-39072
  • %Windows%\N$16-3744-21168-1248-64-39072\16-3744-21168-1248-64-3907216-3744-21168-1248-64-39072
  • %System%\N$16-3744-21168-1248-64-39072
  • %Windows%\system32N$16-3744-21168-1248-64-39072\16-3744-21168-1248-64-39072
  • %Windows%\system32N$16-3744-21168-1248-64-39072\16-3744-21168-1248-64-3907216-3744-21168-1248-64-39072
  • %Desktop%\N$16-3744-21168-1248-64-39072
  • %Desktop%\N$16-3744-21168-1248-64-39072\16-3744-21168-1248-64-39072
  • %Desktop%\N$16-3744-21168-1248-64-39072\16-3744-21168-1248-64-3907216-3744-21168-1248-64-39072
  • %System Root%\N$17-3978-22491-1326-68-41514
  • %System Root%\N$17-3978-22491-1326-68-41514\17-3978-22491-1326-68-41514
  • %System Root%\N$17-3978-22491-1326-68-41514\17-3978-22491-1326-68-4151417-3978-22491-1326-68-41514
  • %Windows%\N$17-3978-22491-1326-68-41514
  • %Windows%\N$17-3978-22491-1326-68-41514\17-3978-22491-1326-68-41514
  • %Windows%\N$17-3978-22491-1326-68-41514\17-3978-22491-1326-68-4151417-3978-22491-1326-68-41514
  • %System%\N$17-3978-22491-1326-68-41514
  • %Windows%\system32N$17-3978-22491-1326-68-41514\17-3978-22491-1326-68-41514
  • %Windows%\system32N$17-3978-22491-1326-68-41514\17-3978-22491-1326-68-4151417-3978-22491-1326-68-41514
  • %Desktop%\N$17-3978-22491-1326-68-41514
  • %Desktop%\N$17-3978-22491-1326-68-41514\17-3978-22491-1326-68-41514
  • %Desktop%\N$17-3978-22491-1326-68-41514\17-3978-22491-1326-68-4151417-3978-22491-1326-68-41514
  • %System Root%\N$18-4212-23814-1404-72-43956
  • %System Root%\N$18-4212-23814-1404-72-43956\18-4212-23814-1404-72-43956
  • %System Root%\N$18-4212-23814-1404-72-43956\18-4212-23814-1404-72-4395618-4212-23814-1404-72-43956
  • %Windows%\N$18-4212-23814-1404-72-43956
  • %Windows%\N$18-4212-23814-1404-72-43956\18-4212-23814-1404-72-43956
  • %Windows%\N$18-4212-23814-1404-72-43956\18-4212-23814-1404-72-4395618-4212-23814-1404-72-43956
  • %System%\N$18-4212-23814-1404-72-43956
  • %Windows%\system32N$18-4212-23814-1404-72-43956\18-4212-23814-1404-72-43956
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  • %Desktop%\N$18-4212-23814-1404-72-43956\18-4212-23814-1404-72-43956
  • %Desktop%\N$18-4212-23814-1404-72-43956\18-4212-23814-1404-72-4395618-4212-23814-1404-72-43956
  • %System Root%\N$19-4446-25137-1482-76-46398
  • %System Root%\N$19-4446-25137-1482-76-46398\19-4446-25137-1482-76-46398
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  • %Windows%\N$19-4446-25137-1482-76-46398
  • %Windows%\N$19-4446-25137-1482-76-46398\19-4446-25137-1482-76-46398
  • %Windows%\N$19-4446-25137-1482-76-46398\19-4446-25137-1482-76-4639819-4446-25137-1482-76-46398
  • %System%\N$19-4446-25137-1482-76-46398
  • %Windows%\system32N$19-4446-25137-1482-76-46398\19-4446-25137-1482-76-46398
  • %Windows%\system32N$19-4446-25137-1482-76-46398\19-4446-25137-1482-76-4639819-4446-25137-1482-76-46398
  • %Desktop%\N$19-4446-25137-1482-76-46398
  • %Desktop%\N$19-4446-25137-1482-76-46398\19-4446-25137-1482-76-46398
  • %Desktop%\N$19-4446-25137-1482-76-46398\19-4446-25137-1482-76-4639819-4446-25137-1482-76-46398
  • %System Root%\N$20-4680-26460-1560-80-48840
  • %System Root%\N$20-4680-26460-1560-80-48840\20-4680-26460-1560-80-48840
  • %System Root%\N$20-4680-26460-1560-80-48840\20-4680-26460-1560-80-4884020-4680-26460-1560-80-48840
  • %Windows%\N$20-4680-26460-1560-80-48840
  • %Windows%\N$20-4680-26460-1560-80-48840\20-4680-26460-1560-80-48840
  • %Windows%\N$20-4680-26460-1560-80-48840\20-4680-26460-1560-80-4884020-4680-26460-1560-80-48840
  • %System%\N$20-4680-26460-1560-80-48840
  • %Windows%\system32N$20-4680-26460-1560-80-48840\20-4680-26460-1560-80-48840
  • %Windows%\system32N$20-4680-26460-1560-80-48840\20-4680-26460-1560-80-4884020-4680-26460-1560-80-48840
  • %Desktop%\N$20-4680-26460-1560-80-48840
  • %Desktop%\N$20-4680-26460-1560-80-48840\20-4680-26460-1560-80-48840
  • %Desktop%\N$20-4680-26460-1560-80-48840\20-4680-26460-1560-80-4884020-4680-26460-1560-80-48840
  • %System Root%\N$21-4914-27783-1638-84-51282
  • %System Root%\N$21-4914-27783-1638-84-51282\21-4914-27783-1638-84-51282
  • %System Root%\N$21-4914-27783-1638-84-51282\21-4914-27783-1638-84-5128221-4914-27783-1638-84-51282
  • %Windows%\N$21-4914-27783-1638-84-51282
  • %Windows%\N$21-4914-27783-1638-84-51282\21-4914-27783-1638-84-51282
  • %Windows%\N$21-4914-27783-1638-84-51282\21-4914-27783-1638-84-5128221-4914-27783-1638-84-51282
  • %System%\N$21-4914-27783-1638-84-51282
  • %Windows%\system32N$21-4914-27783-1638-84-51282\21-4914-27783-1638-84-51282
  • %Windows%\system32N$21-4914-27783-1638-84-51282\21-4914-27783-1638-84-5128221-4914-27783-1638-84-51282
  • %Desktop%\N$21-4914-27783-1638-84-51282
  • %Desktop%\N$21-4914-27783-1638-84-51282\21-4914-27783-1638-84-51282
  • %Desktop%\N$21-4914-27783-1638-84-51282\21-4914-27783-1638-84-5128221-4914-27783-1638-84-51282

Step 6

Scan your computer with your Trend Micro product to delete files detected as WORM_AGENT.AMJN. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.

Step 7

Restore this file from backup only Microsoft-related files will be restored. If this malware/grayware also deleted files related to programs that are not from Microsoft, please reinstall those programs on you computer again.

  • %System%\Restore\rstrui.exe
  • %System%\cmd.exe
  • %System%\taskmgr.exe
  • %System%\dllcache\msconfig.exe
  • %Windows%\pchealth\helpctr\binaries\msconfig.exe

Step 8

Restore these deleted registry keys/values from backup

*Note: Only Microsoft-related keys/values will be restored. If the malware/grayware also deleted registry keys/values related to programs that are not from Microsoft, please reinstall those programs on your computer.

  • In HKEY_CLASSES_ROOT\
    • .ini
  • In HKEY_CLASSES_ROOT\
    • .java
  • In HKEY_CLASSES_ROOT\
    • .jpg
  • In HKEY_CLASSES_ROOT\
    • .JPG
  • In HKEY_CLASSES_ROOT\
    • .bmp
  • In HKEY_CLASSES_ROOT\
    • .mp3
  • In HKEY_CLASSES_ROOT\
    • .wmv
  • In HKEY_CLASSES_ROOT\
    • .avi
  • In HKEY_CLASSES_ROOT\
    • .zip
  • In HKEY_CLASSES_ROOT\
    • .txt
  • In HKEY_CLASSES_ROOT\
    • .gif
  • In HKEY_CLASSES_ROOT\
    • .mpeg
  • In HKEY_CLASSES_ROOT\
    • .mpg
  • In HKEY_CLASSES_ROOT\
    • .htm
  • In HKEY_CLASSES_ROOT\
    • .html


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