Win32/Injector.BIRZ malicious file

The Win32/Injector.BIRZ 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.

What Win32/Injector.BIRZ virus can do?

• Behavioural detection: Executable code extraction – unpacking
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• Possible date expiration check, exits too soon after checking local time
• Attempts to connect to a dead IP:Port (7 unique times)
• Dynamic (imported) function loading detected
• Reads data out of its own binary image
• CAPE extracted potentially suspicious content
• Unconventionial language used in binary resources: Chinese (Simplified)
• 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)

How to determine Win32/Injector.BIRZ?

File Info:
name: 9F68B5B1FEEFBEFEB2E3.mlwpath: /opt/CAPEv2/storage/binaries/c8d4191dcb0d5291c1c53b1538ad639e0ed6270925ef8db48536707a5ebe3baecrc32: 5C786CBEmd5: 9f68b5b1feefbefeb2e344f5aad8f0e4sha1: eafd11b8cc379446e9eeefb3543920e2bcc74fe4sha256: c8d4191dcb0d5291c1c53b1538ad639e0ed6270925ef8db48536707a5ebe3baesha512: f5af820e99896381eeea2a584bcf631646436f45095018ffde81c1800ec90b933335795640e0086c7b30239ea0b51002a9c96d3b687a75c44d126cf3afd35c2essdeep: 768:tR+F/SMzoh4IeafNq07Iip7t7e+PHItgC7SX7KCkDBNg8LMjfoCqOXThTQ:v+FGmIeafNq002BPyR7SX2EPjfPtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1F2834A5B9D5700D6E208CC3086E622F19BFD9D573BD2AA7FDB18CC5D04B2458A8611BFsha3_384: 1ebfdd28839116e7dfb1e3923aeadf26f1ba5ef2ed86e921af5d528429a1b2f5ce0e8cfb4fa83c5b91220a11df175450ep_bytes: 558bec6aff68585a4000685645400064timestamp: 2014-07-23 17:40:10
Version Info:
0: [No Data]

Win32/Injector.BIRZ also known as:

How to remove Win32/Injector.BIRZ?

• 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.