Should I remove “Virus:MSIL/Grenam!A”?

The Virus:MSIL/Grenam!A 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 Virus:MSIL/Grenam!A virus can do?

• SetUnhandledExceptionFilter detected (possible anti-debug)
• At least one process apparently crashed during execution
• 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
• Guard pages use detected – possible anti-debugging.
• Dynamic (imported) function loading detected
• Enumerates the modules from a process (may be used to locate base addresses in process injection)
• CAPE extracted potentially suspicious content
• Drops a binary and executes it
• The binary likely contains encrypted or compressed data.
• Authenticode signature is invalid
• Uses Windows utilities for basic functionality
• Behavioural detection: Injection (inter-process)
• Installs itself for autorun at Windows startup
• Creates a copy of itself
• Attempts to modify Explorer settings to prevent hidden files from being displayed

How to determine Virus:MSIL/Grenam!A?

File Info:
name: 38D673EB558674636522.mlw
path: /opt/CAPEv2/storage/binaries/63976c947e6dce7dcbcec57f1dbfa02780587972e0efb81b8fb70c1ef3dc731c
crc32: 4D4E8B9B
md5: 38d673eb5586746365222715db4eedcb
sha1: 982e07ca80c45140c6131c2762b80a934dd73586
sha256: 63976c947e6dce7dcbcec57f1dbfa02780587972e0efb81b8fb70c1ef3dc731c
sha512: 633be851b608e8eb9f857d3caae155c1e0dae17608bae913f5a565e50a86fb3f91d43ab799efacc3ef6a6b0f444dddb09fe454249c25c6d75da6b47b233fda56
ssdeep: 3072:OQc01zAf6QGkBIO20ZRfvBD3U4UUU3UUUdW9SnsGBFevAzL:OQcygYkBIOFPHxU4UUU3UUUs9rOAYz
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T17EE39D146BCCCEAAD29E07B8D07242F547B5ED66E506D34F2DD8BCF938363804A512A7
sha3_384: 825a6bafa63e56ceb6857f3e8eca6a8c97902a1690eabf48d392342728ca5c40f620f61a507534ac4a1b21e0146cb944
ep_bytes: ff250020400000000000000000000000
timestamp: 2012-06-02 12:12:48

Version Info:
CompanyName: Microsoft Corporation
FileDescription: Microsoft Security Client Policy Configuration Tool
FileVersion: 4.18.18362.1 (WinBuild.160101.0800)
InternalName: ConfigSecurityPolicy.exe
LegalCopyright: © Microsoft Corporation. All rights reserved.
OriginalFilename: ConfigSecurityPolicy.exe
ProductName: Microsoft® Windows® Operating System
ProductVersion: 4.18.18362.1
Translation: 0x0409 0x04b0

Virus:MSIL/Grenam!A also known as:

How to remove Virus:MSIL/Grenam!A?

• 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.