Ransom:Win32/ContiCrypt.PI!MTB removal guide

The Ransom:Win32/ContiCrypt.PI!MTB 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 Ransom:Win32/ContiCrypt.PI!MTB virus can do?

• SetUnhandledExceptionFilter detected (possible anti-debug)
• Behavioural detection: Executable code extraction – unpacking
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Presents an Authenticode digital signature
• Creates RWX memory
• Possible date expiration check, exits too soon after checking local time
• Guard pages use detected – possible anti-debugging.
• A process attempted to delay the analysis task.
• Attempts to connect to a dead IP:Port (255 unique times)
• Dynamic (imported) function loading detected
• Enumerates running processes
• A process created a hidden window
• CAPE extracted potentially suspicious content
• Creates an autorun.inf file
• Authenticode signature is invalid
• Uses Windows utilities for basic functionality
• Attempts to delete or modify volume shadow copies
• Writes a potential ransom message to disk
• Collects and encrypts information about the computer likely to send to C2 server
• Performs a large number of encryption calls using the same key possibly indicative of ransomware file encryption behavior
• Anomalous binary characteristics

How to determine Ransom:Win32/ContiCrypt.PI!MTB?

File Info:
name: 253C5BE422A333E0D153.mlw
path: /opt/CAPEv2/storage/binaries/8644b269a720525d77232939f40770c58658cbcce0824cc2eb799c7a0f1f1a00
crc32: 98E8DA17
md5: 253c5be422a333e0d1534b956c40c7a9
sha1: d9b5e3eaf7ff435fb3934503451acfac838df057
sha256: 8644b269a720525d77232939f40770c58658cbcce0824cc2eb799c7a0f1f1a00
sha512: b2e4bb51b27d657a202574910029e584f3cf65a57c088bcd0cefae4630e6bb5e7a552c7be41b83a16f33ee51e5d0f374a7adef1b05d478174ef1942e457f3a45
ssdeep: 3072:GhPuQRhU3651jH/mUb1IskCBioQeqsSm/8eWYeof1KtS+/rFjfRc9rXs:WuUqUZpBioQeYI8e/3YtZrFjfRcpXs
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T193F3C07B8B32BA8BD096C27FA060E05ADBF67A57197140310FF853ED4C943623E2954E
sha3_384: d01166b56b8b8e03cabb90b7a179f037f3ec2d47964b824b285b7a1fb4d8c695f05519460b480a0d8a3403c26ec9d2bc
ep_bytes: 8bd88bc88bd1ff15b55b40008bc8ff15
timestamp: 1970-01-01 00:00:00

Version Info:
0: [No Data]

Ransom:Win32/ContiCrypt.PI!MTB also known as:

How to remove Ransom:Win32/ContiCrypt.PI!MTB?

• 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.