MSIL/Filecoder.RansomYY.A (file analysis)

The MSIL/Filecoder.RansomYY.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.

What MSIL/Filecoder.RansomYY.A virus can do?

• SetUnhandledExceptionFilter detected (possible anti-debug)
• Creates RWX memory
• Guard pages use detected – possible anti-debugging.
• Dynamic (imported) function loading detected
• A process created a hidden window
• CAPE extracted potentially suspicious content
• Authenticode signature is invalid
• A scripting utility was executed
• Uses Windows utilities for basic functionality
• Installs itself for autorun at Windows startup
• Exhibits possible ransomware file modification behavior
• Checks for the presence of known devices from debuggers and forensic tools
• A script or command line contains a long continuous string indicative of obfuscation

How to determine MSIL/Filecoder.RansomYY.A?

File Info:
name: 39804F58E7606AF71A66.mlwpath: /opt/CAPEv2/storage/binaries/f2196c2ac51faefd879095bd964700ae1acac368cb6efc96671569f2509af07ccrc32: 8874B4B3md5: 39804f58e7606af71a664de31c8943d7sha1: 3d1b9c9a26d938447a09f25213af6f77006436b2sha256: f2196c2ac51faefd879095bd964700ae1acac368cb6efc96671569f2509af07csha512: 94cd556689d01d4c158826ab8e69de1a9dd00af281b42a93149dd7fb771b1cc3bbf1fe8e82f3cb8619471cc0785e2c9da9d1f70b14794fb82fe1b88c3853c31dssdeep: 384:foLtTZWvpKAZ9QzZa3UXA97WFYAShI6aLXRleegGKF7NN9AHkMTMhnIFt:ycUAZ9QzZa38A97WFYAShIHX325zCmVWtype: PE32 executable (console) Intel 80386, for MS Windowstlsh: T12992EC067950ED21C57A5A33C5F23F205323D0852983CB9B6FBCCA8E28552EAEDDF254sha3_384: 588912805c1b553f8754ba45277c1540697dde8f8b26ff9fb0dfdbd81ebbbaec21d420a9d251a4a82169f976713c7722ep_bytes: ff250020400000000000000000000000timestamp: 2022-01-26 12:23:41
Version Info:
Translation: 0x0000 0x04b0Comments: CompanyName: FileDescription: FileVersion: 1.0.0.0InternalName: TaskRun.exeLegalCopyright: LegalTrademarks: OriginalFilename: TaskRun.exeProductName: ProductVersion: 1.0.0.0Assembly Version: 1.0.0.0

MSIL/Filecoder.RansomYY.A also known as:

How to remove MSIL/Filecoder.RansomYY.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.