BKDR_BIFROSE.SMH
Backdoor:Win32/Bifrose.AE (Microsoft); BackDoor-CEP.gen.cm (McAfee); Backdoor.Bifrose (Symantec); Backdoor.Win32.Bifrose.fvn (Kaspersky); Backdoor.Win32.Bifrose.Af (v) (Sunbelt); Backdoor:W32/Bifrose.GKI (FSecure)
Windows 2000, Windows XP, Windows Server 2003
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
55,035 bytes
EXE
No
04 Nov 2011
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.
Dropping Routine
This backdoor drops the following files:
- %User Profile%\Application Data\addons.dat
(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.)
This report is generated via an automated analysis system.
SOLUTION
9.200
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
Search and delete this file
Step 3
Scan your computer with your Trend Micro product to delete files detected as BKDR_BIFROSE.SMH. 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.