JS_DROPPR.KFR
Windows 2000, Windows XP, Windows Server 2003
Threat Type: Trojan
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
Dropped by other malware
This Trojan may be dropped by other malware.
It executes the dropped file(s). As a result, malicious routines of the dropped files are exhibited on the affected system.
TECHNICAL DETAILS
141,035 bytes
JS
No
13 Apr 2012
Drops files
Arrival Details
This Trojan may be dropped by the following malware:
- TROJ_PIDIEF.KFR
Dropping Routine
This Trojan drops the following files:
- %User Temp%\~temp.exe - BKDR_INJECT.KFR
(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003.)
It executes the dropped file(s). As a result, malicious routines of the dropped files are exhibited on the affected system.
SOLUTION
9.200
Step 1
For Windows XP and Windows Server 2003 users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.
Step 3
Remove malware files dropped/downloaded by JS_DROPPR.KFR
- BKDR_INJECT.KFR
Step 4
Scan your computer with your Trend Micro product to delete files detected as JS_DROPPR.KFR. 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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