Troj/Avalod-B (file analysis)

The Troj/Avalod-B is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What Troj/Avalod-B virus can do?

• SetUnhandledExceptionFilter detected (possible anti-debug)
• Behavioural detection: Executable code extraction – unpacking
• Dynamic (imported) function loading detected
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• Reads data out of its own binary image
• A process created a hidden window
• CAPE extracted potentially suspicious content
• The binary likely contains encrypted or compressed data.
• Authenticode signature is invalid
• Behavioural detection: Injection (Process Hollowing)
• Executed a process and injected code into it, probably while unpacking
• Behavioural detection: Injection (inter-process)
• Created a process from a suspicious location
• Anomalous binary characteristics

How to determine Troj/Avalod-B?

File Info:
name: C5B8E3A991932F59A099.mlw
path: /opt/CAPEv2/storage/binaries/f822e592c5b35693219ea9495444e93873cecc2ab063404ec89658e79d905029
crc32: 9449FEE7
md5: c5b8e3a991932f59a0991a22f4346ee3
sha1: 9ee763a3c607568448928bffa020707ba45a7fa0
sha256: f822e592c5b35693219ea9495444e93873cecc2ab063404ec89658e79d905029
sha512: 0414be73fb4cd26e9650f1564ac37fe6ca1867e6431757e0996c2d164c7d490c75215c00e178cecd79904ce9b977c56f2ce179d47bdaf860eb14d919fcb64260
ssdeep: 3072:cGkwA08JQf7tYLPkaQxKp2VLzXOYU6JKR1Hz:cGcgtYH2VLz+NhF
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T198E3F139CB86B62FD212853D38C79176921B70B69D377F52CB4CB50A8C205A1674CBEB
sha3_384: 594a2fa9d68641aae862e30f277ca03adbe40d0ab2464f9606c368b672087f0258e289bb1472a3933ea75fab3629fe2f
ep_bytes: 5589e583ec08c7042402000000ff1550
timestamp: 2012-02-12 19:03:30

Version Info:
0: [No Data]

Troj/Avalod-B also known as:

How to remove Troj/Avalod-B?

• Download and install GridinSoft Anti-Malware.
• Open GridinSoft Anti-Malware and perform a “Standard scan“.
• “Move to quarantine” all items.
• Open “Tools” tab – Press “Reset Browser Settings“.
• Select proper browser and options – Click “Reset”.
• Restart your computer.