TROJ_DRPBEAT.SMA
Backdoor:Win32/Bioazih.A!dha (Microsoft); W32/Dorifel.XAG!tr (Fortinet);
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.
It deletes itself after execution.
TECHNICAL DETAILS
208,798 bytes
EXE
No
24 Jul 2012
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 drops the following files:
- %Program Files%Common Files\Бланк_нов.jpg
- %Windows%\Temp\conime.exe
- %Windows%\Temp\k.reg
- {Malware Path}\Бланк_нов.jpg
(Note: %Program Files% is the Program Files folder, where it usually is C:\Program Files on all Windows operating system versions; C:\Program Files (x86) for 32-bit applications running on Windows 64-bit operating systems.. %Windows% is the Windows folder, where it usually is C:\Windows on all Windows operating system versions.)
It drops and executes the following files:
- %Program Files%\Common Files\config.exe
(Note: %Program Files% is the Program Files folder, where it usually is C:\Program Files on all Windows operating system versions; C:\Program Files (x86) for 32-bit applications running on Windows 64-bit operating systems.)
Autostart Technique
This Trojan creates the following registry entries to enable automatic execution of dropped component at every system startup:
HKCU\Software\Microsoft\
Windows\CurrentVersion\Run
conime.exe = %System%\temp\conime.exe
Other Details
This Trojan connects to the following possibly malicious URL:
- {BLOCKED}r.{BLOCKED}w.us/ru/ya/htp.asp
- {BLOCKED}e.{BLOCKED}4.com/0615/%43%4e%6d/art/porth.asp
- {BLOCKED}r.{BLOCKED}w.us/ru/ya/htp.asp
- {BLOCKED}e.{BLOCKED}w.us/0615/%43%4e%6d/art/porth.asp
- {BLOCKED}e.{BLOCKED}4.com/0615/%43%4e%6d/art/porth.asp
It deletes itself after execution.
SOLUTION
9.750
9.283.00
24 Jul 2012
9.284.00
24 Jul 2012
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
Delete this registry value
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\Run
- conime.exe = %System%\temp\conime.exe
- conime.exe = %System%\temp\conime.exe
Step 4
Search and delete this file
- %Program Files%\Common Files\config.exe
- %Program Files%\Common Files\Бланк_нов.jpg
- %Windows%\Temp\conime.exe
- %Windows%\Temp\k.reg
- {Malware Path}\Бланк_нов.jpg
Step 5
Scan your computer with your Trend Micro product to delete files detected as TROJ_DRPBEAT.SMA. 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.
Did this description help? Tell us how we did.