TROJ_DROPPER.PPW
Windows
Threat Type: Trojan
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This Trojan 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
2,664,448 bytes
EXE
No
16 Jan 2015
Arrival Details
This Trojan 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 Trojan creates the following folders:
- %User Profile%\My Documents\{random folder 1}
(Note: %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003, or C:\Users\{user name} on Windows Vista and 7.)
Dropping Routine
This Trojan drops the following files:
- %User Profile%\My Documents\{random folder 1}\Vba32arkit.exe
- %User Profile%\My Documents\{random folder 1}\Vba32ar.dll
- %User Startup%\VSKAKSHJOQJKAA.lnk
(Note: %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003, or C:\Users\{user name} on Windows Vista and 7.. %User Startup% is the current user's Startup folder, which is usually C:\Windows\Profiles\{user name}\Start Menu\Programs\Startup on Windows 98 and ME, C:\WINNT\Profiles\{user name}\Start Menu\Programs\Startup on Windows NT, and C:\Documents and Settings\{User name}\Start Menu\Programs\Startup.)
SOLUTION
9.700
11.418.04
17 Jan 2015
11.419.00
18 Jan 2015
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
Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.
Step 3
Search and delete these components
- %User Profile%\My Documents\{random folder 1}\Vba32arkit.exe
- %User Profile%\My Documents\{random folder 1}\Vba32ar.dll
- %User Startup%\VSKAKSHJOQJKAA.lnk
Step 4
Search and delete this folder
- %User Profile%\My Documents\{random folder 1}
Step 5
Scan your computer with your Trend Micro product to delete files detected as TROJ_DROPPER.PPW. 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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