What is “Virus:Win32/Ruirui!A”?

The Virus:Win32/Ruirui!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 Virus:Win32/Ruirui!A virus can do?

• SetUnhandledExceptionFilter detected (possible anti-debug)
• Executed a command line with /C or /R argument to terminate command shell on completion which can be used to hide execution
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• Dynamic (imported) function loading detected
• Performs HTTP requests potentially not found in PCAP.
• Enumerates running processes
• Reads data out of its own binary image
• Attempts to modify Internet Explorer’s start page
• CAPE extracted potentially suspicious content
• The binary contains an unknown PE section name indicative of packing
• Authenticode signature is invalid
• Uses Windows utilities for basic functionality
• Uses Windows utilities for basic functionality
• Installs itself for autorun at Windows startup
• Attempts to modify proxy settings
• Creates a copy of itself

How to determine Virus:Win32/Ruirui!A?

File Info:
name: 798D1EB9593A716FE615.mlwpath: /opt/CAPEv2/storage/binaries/263ccde05ce08b43a2e4023f6b6ce1789a0780791a1e86119f439ebf52404d3ccrc32: 5CF3A863md5: 798d1eb9593a716fe615eb2ab94d5169sha1: 5d14d5fba4b224c48e278c752620bca7e2940a43sha256: 263ccde05ce08b43a2e4023f6b6ce1789a0780791a1e86119f439ebf52404d3csha512: b3f26720fcfd21c3443c70688a544523607156e339802e421960bc0ad9c3a7ccb8db0ce3890a43aa1f746121dfc8f52bd6f7ad34cc71e8a38519733c673b4352ssdeep: 6144:hpqoa8aLaC/2OLSAN7gNVpNleQUohBfGPOtQciXeL/XYqGlebojSP2pjNhcAYnCg:hpqaC/2OGAtkCP4cejGSOpRK3CLIi8type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1B0F48E0273D680F1D85238711567E26A9B797D154726CE9BEBE03E339D311B0AF2A372sha3_384: 1d3a9f507c927f5d622c29235d5d76c81993c4627a488c6175ea91513fea440f61502c0f465e70307dbc24e621417683ep_bytes: 558bec83ec20535657e8220100008bf0timestamp: 2008-12-24 09:00:07
Version Info:
FileVersion: 1Product Name: explorerTranslation: 0x0809 0x04b0

Virus:Win32/Ruirui!A also known as:

How to remove Virus:Win32/Ruirui!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.