About “Trojan:Win32/Vidar!MSR” infection

The Trojan:Win32/Vidar!MSR 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 Trojan:Win32/Vidar!MSR virus can do?

• Behavioural detection: Executable code extraction – unpacking
• Executed a command line with /C or /R argument to terminate command shell on completion which can be used to hide execution
• Sample contains Overlay data
• Presents an Authenticode digital signature
• Uses Windows utilities for basic functionality
• Reads data out of its own binary image
• Drops a binary and executes it
• The binary likely contains encrypted or compressed data.
• Uses Windows utilities to enumerate running processes
• Authenticode signature is invalid
• A ping command was executed with the -n argument possibly to delay analysis
• Uses Windows utilities to create a scheduled task
• CAPE detected the shellcode patterns malware family
• Detects the presence of Windows Defender AV emulator via files
• Detects Bochs through the presence of a registry key
• Appears to use command line obfuscation
• Uses suspicious command line tools or Windows utilities
• Yara detections observed in process dumps, payloads or dropped files

How to determine Trojan:Win32/Vidar!MSR?

File Info:
name: C9012ECC1EF58E6B1A0D.mlwpath: /opt/CAPEv2/storage/binaries/add55475e308fdeb41e19cf7331f70fd17cdd57ee4aa0a4d8e96da7d7b3e6feecrc32: 9FD0166Bmd5: c9012ecc1ef58e6b1a0d675f3fed1120sha1: 22cf4c5e308e60fe9933139c6724fd8d6759cbf2sha256: add55475e308fdeb41e19cf7331f70fd17cdd57ee4aa0a4d8e96da7d7b3e6feesha512: 5ad89f493ae0d5d89177d26a1e59dd800cf52ccf2e6136c63fcfd640de899681a42c7f62a4ba59a136816f4753905d816a025654fcd19bbd5da2a4423f60a6fbssdeep: 12288:oNqDpUMyxl1rxQd8SXL7pIJ9y3Y02w8/EHR93DJyhKjaUy0S0nS:oNqFUlx7eb9IJ9/vwhHR9353y02type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T137E4239423646863EBC7BB312DBE93792AB5B13214D0808F476473A8BE4D3D25E1E7C5sha3_384: 3fcf8fe6c419f1ccaed37286bab161854491849cd34adb5ac60bc54802be2282a61a612cc495123cbdfba9d4008b0eb2ep_bytes: 558bec81ecf40300005356576a205f33timestamp: 2021-09-25 21:55:49
Version Info:
0: [No Data]

Trojan:Win32/Vidar!MSR also known as:

How to remove Trojan:Win32/Vidar!MSR?

• 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.