About “Ransom:Win32/Genasom!a” infection

The Ransom:Win32/Genasom!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 Ransom:Win32/Genasom!a virus can do?

• SetUnhandledExceptionFilter detected (possible anti-debug)
• Behavioural detection: Executable code extraction – unpacking
• Attempts to connect to a dead IP:Port (1 unique times)
• 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
• Checks adapter addresses which can be used to detect virtual network interfaces
• Anomalous file deletion behavior detected (10+)
• Guard pages use detected – possible anti-debugging.
• Dynamic (imported) function loading detected
• Performs HTTP requests potentially not found in PCAP.
• A named pipe was used for inter-process communication
• Starts servers listening on 127.0.0.1:0
• Reads data out of its own binary image
• CAPE extracted potentially suspicious content
• Unconventionial language used in binary resources: Russian
• The binary contains an unknown PE section name indicative of packing
• Authenticode signature is invalid
• Uses Windows utilities for basic functionality
• Behavioural detection: Injection (inter-process)
• Behavioural detection: Injection with CreateRemoteThread in a remote process
• Installs itself for autorun at Windows startup
• Creates a hidden or system file
• Attempts to modify proxy settings
• Harvests cookies for information gathering

How to determine Ransom:Win32/Genasom!a?

File Info:
name: 5274ADE83E0DC3D9A231.mlwpath: /opt/CAPEv2/storage/binaries/0046967df7f0a03214af81f254d480df62b9b7abe0e7be22ac4713717f7a88c1crc32: D2D333FFmd5: 5274ade83e0dc3d9a231773cea0f8756sha1: ded043a4a132b6434166b7972817f33321b20524sha256: 0046967df7f0a03214af81f254d480df62b9b7abe0e7be22ac4713717f7a88c1sha512: f76030fc0c27bc2828d89a6e580cba03a2b8621254f27e4768e75f9e3d0edbde8e05444ec13ce73ce9e71206a2bc5a02c15861e5ca6b6b3f12789b3c73417250ssdeep: 6144:HfFdFtZg1YoSP9StEhxX3npoa8QAhUXxSfE52UaRh:/F/g12P9SCyhgOE5Mtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T19C448F31F2C24C76D1525B3CEC2AF2699939BF912E6C719B67F91C0C8E7A2816C1C1D6sha3_384: 5e1bd39c7c972429527e9606bb13aca55026660cd80d712f789b18776c6188b78ec07f3663fa1e742ff188158fd45114ep_bytes: 558bec83c4f0b8a0674300e844f6fcfftimestamp: 1992-06-19 22:22:17
Version Info:
0: [No Data]

Ransom:Win32/Genasom!a also known as:

How to remove Ransom:Win32/Genasom!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.