VHO:Trojan-Ransom.Win32.Agent (file analysis)

The VHO:Trojan-Ransom.Win32.Agent 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 VHO:Trojan-Ransom.Win32.Agent virus can do?

• Creates RWX memory
• A process attempted to delay the analysis task.
• Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
• A process created a hidden window
• Drops a binary and executes it
• The binary likely contains encrypted or compressed data.
• The executable is compressed using UPX
• Creates an autorun.inf file
• Uses Windows utilities for basic functionality
• Attempts to delete volume shadow copies
• Attempts to repeatedly call a single API many times in order to delay analysis time
• Modifies boot configuration settings
• Installs itself for autorun at Windows startup
• Creates a hidden or system file
• Clears Windows events or logs
• Creates a copy of itself
• Attempts to disable UAC
• Attempts to modify UAC prompt behavior
• Uses suspicious command line tools or Windows utilities

How to determine VHO:Trojan-Ransom.Win32.Agent?

File Info:
crc32: 71082517
md5: 64dfcd3e16b8c14448abd33f375e729f
name: 64DFCD3E16B8C14448ABD33F375E729F.mlw
sha1: 30b60f11ffb66361cad7b44996e2a4e8673f35fa
sha256: b83e430f6f40dc470096516a1780dc87e707a7cb3db07533ea672fdaf2a3ebf5
sha512: c3fcaaa55f599c7b1d4b2b30b33cae20db2319c0ce157ef4556a2996641278f4868f6220e254f80975f57eb0352f396e86973d0c6a4ce29f7bee1ed8d0195689
ssdeep: 6144:k0pJQOVwfYwXpcz8EPe+TyPseYLk8F/+Nj5Up:kAVifYwXpcne+ReYLdo9Up
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:
LegalCopyright: xa9 Microsoft Corporation. All rights reserved.
InternalName: taskhost.exe
FileVersion: 10.0.17763.831 (WinBuild.160101.0800)
CompanyName: Microsoft Corporation
ProductName: Microsoftxae Windowsxae Operating System
ProductVersion: 10.0.17763.831
FileDescription: Host Process for Windows Tasks
OriginalFilename: taskhost.exe
Translation: 0x0409 0x04b0

VHO:Trojan-Ransom.Win32.Agent also known as:

How to remove VHO:Trojan-Ransom.Win32.Agent?

• 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.