About “Ransom:Win32/StopCrypt.MJK!MTB” infection

The Ransom:Win32/StopCrypt.MJK!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.

What Ransom:Win32/StopCrypt.MJK!MTB virus can do?

• Executable code extraction
• Attempts to connect to a dead IP:Port (3 unique times)
• Creates RWX memory
• Possible date expiration check, exits too soon after checking local time
• At least one IP Address, Domain, or File Name was found in a crypto call
• Drops a binary and executes it
• Performs some HTTP requests
• Unconventionial language used in binary resources: Icelandic
• The binary likely contains encrypted or compressed data.
• Checks for the presence of known windows from debuggers and forensic tools
• Installs itself for autorun at Windows startup
• Creates a hidden or system file
• Attempts to identify installed AV products by installation directory
• Checks the CPU name from registry, possibly for anti-virtualization
• Detects VirtualBox through the presence of a registry key
• Attempts to modify proxy settings
• Attempts to create or modify system certificates
• Anomalous binary characteristics

Related domains:

How to determine Ransom:Win32/StopCrypt.MJK!MTB?

File Info:
crc32: ACE0B62Dmd5: 333918c582c59ecc15889bf04a2a25c4name: 333918C582C59ECC15889BF04A2A25C4.mlwsha1: 1af8f49170d1e24ae52704c9f36cc7f45570c620sha256: 7743a1a8c598294228fe156b00fadf75dcb495aaf0cab363cadb3a66beaaf002sha512: e704e14b0527e77350322d5d03cd6c88633ce9b6b94646bda10c7974aaff66b0053885c25cd959756ebee0c22f08837c0466fe7a505497b076ab85aef9c904c7ssdeep: 12288:DD5IyPTM97myPluhOua4h/+dR2wualm0/NJnQp6iI1CU0w:SSw7mz4w/e2wumVNWlI1lntype: PE32 executable (GUI) Intel 80386, for MS Windows
Version Info:
InternalName: sajbmianezu.iseProductVersion: 8.64.59.5Copyright: Copyrighz (C) 2021, fudkagatTranslation: 0x0527 0x0081

Ransom:Win32/StopCrypt.MJK!MTB also known as:

How to remove Ransom:Win32/StopCrypt.MJK!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.