BKDR_SIMDA.QZ
Trojan:Win32/Dynamer!ac(Microsoft), Backdoor.Win32.Simda.bg (v)(Sunbelt), W32/Simda.BC!tr(Fortinet), Backdoor.Win32.Simda(Ikarus), Win32/Simda.B trojan(Eset)
Windows 2000, Windows Server 2003, Windows XP (32-bit, 64-bit), Windows Vista (32-bit, 64-bit), Windows 7 (32-bit, 64-bit)
Threat Type: Backdoor
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This backdoor 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
1,081,344 bytes
EXE
No
07 Dec 2013
Arrival Details
This backdoor arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Other Details
This backdoor connects to the following possibly malicious URL:
- http://{BLOCKED}1.{BLOCKED}85qhl.com/?abbr=RTK&action=download&setupType=umx&setupFileName=process_64.exe
- http://{BLOCKED}.{BLOCKED}.12.201:80
SOLUTION
9.300
10.448.03
02 Dec 2013
10.449.00
03 Dec 2013
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
Scan your computer with your Trend Micro product and note files detected as BKDR_SIMDA.QZ
Step 3
Restart in Safe Mode
Step 4
Search and delete the file detected as BKDR_SIMDA.QZ
Step 5
Restart in normal mode and scan your computer with your Trend Micro product for files detected as BKDR_SIMDA.QZ. 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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