ALIASES:

Softonic Downloader (fs) (Sunbelt)

 PLATFORM:

Windows

 OVERALL RISK RATING:
 REPORTED INFECTION:
 SYSTEM IMPACT RATING:
 INFORMATION EXPOSURE:

  • Threat Type: Adware

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

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

  TECHNICAL DETAILS

File Size: 360,800 bytes
File Type: EXE
Memory Resident: No
Initial Samples Received Date: 31 Dec 2014

Arrival Details

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

Other System Modifications

This adware adds the following registry keys:

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars

It adds the following registry entries:

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader
UUID = "17E83177-973C-4016-A72A-CA76671E32EC"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_1 = "prefetch:session:create"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_2 = "camp_rpm"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_3 = "camp_eval"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_4 = "sc_eval"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_5 = "sc_eval"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_6 = "sc_eval"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_7 = "sc_eval"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_8 = "camp_rpm"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_9 = "camp_eval"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_10 = "camp_eval"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_11 = "sc_eval"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_12 = "sc_eval"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_13 = "sc_eval"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_14 = "sc_eval"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_15 = "sc_eval"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_16 = "sc_eval"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_17 = "sc_eval"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_18 = "sc_eval"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_19 = "sc_eval"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_20 = "sc_eval"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_21 = "sc_eval"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_22 = "sc_eval"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_23 = "sc_eval"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_24 = "sc_eval"

HKEY_CURRENT_USER\Software\Softonic\
Universal Downloader\vars
http_request_25 = "prefetch:campaigns:selected"

Other Details

This adware connects to the following possibly malicious URL:

  • {BLOCKED}0.1
  • {BLOCKED}209.70
  • {BLOCKED}.228.198
  • {BLOCKED}209.74
  • {BLOCKED}209.52
  • {BLOCKED}.102.248
  • {BLOCKED}.103.187
  • {BLOCKED}.45.67
  • {BLOCKED}24.25
  • {BLOCKED}.228.217
  • {BLOCKED}.76.175
  • {BLOCKED}.228.204
  • {BLOCKED}164.192
  • {BLOCKED}164.166
  • {BLOCKED}24.27

This report is generated via an automated analysis system.

  SOLUTION

Minimum Scan Engine: 9.700

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

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\Softonic
    • Universal Downloader
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader
    • vars

Step 3

Delete this registry value

[ 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\Softonic\Universal Downloader
    • UUID = "17E83177-973C-4016-A72A-CA76671E32EC"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_1 = "prefetch:session:create"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_2 = "camp_rpm"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_3 = "camp_eval"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_4 = "sc_eval"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_5 = "sc_eval"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_6 = "sc_eval"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_7 = "sc_eval"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_8 = "camp_rpm"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_9 = "camp_eval"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_10 = "camp_eval"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_11 = "sc_eval"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_12 = "sc_eval"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_13 = "sc_eval"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_14 = "sc_eval"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_15 = "sc_eval"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_16 = "sc_eval"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_17 = "sc_eval"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_18 = "sc_eval"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_19 = "sc_eval"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_20 = "sc_eval"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_21 = "sc_eval"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_22 = "sc_eval"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_23 = "sc_eval"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_24 = "sc_eval"
  • In HKEY_CURRENT_USER\Software\Softonic\Universal Downloader\vars
    • http_request_25 = "prefetch:campaigns:selected"

Step 4

Scan your computer with your Trend Micro product to delete files detected as ADW_TONIC. 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.


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