How to remove “Trojan:Win32/Adduser!MSR”?

The Trojan:Win32/Adduser!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.

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What Trojan:Win32/Adduser!MSR virus can do?

• Behavioural detection: Executable code extraction – unpacking
• SetUnhandledExceptionFilter detected (possible anti-debug)
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• Dynamic (imported) function loading detected
• Adds a new user to the system
• Unconventionial binary language: Chinese (Simplified)
• Unconventionial language used in binary resources: Chinese (Simplified)
• The binary contains an unknown PE section name indicative of packing
• The binary likely contains encrypted or compressed data.
• The executable is likely packed with VMProtect
• Authenticode signature is invalid
• Uses Windows utilities for basic functionality
• Tries to suspend Cuckoo threads to prevent logging of malicious activity
• Queries information on disks, possibly for anti-virtualization
• CAPE detected the VMProtectStub malware family
• Uses suspicious command line tools or Windows utilities

How to determine Trojan:Win32/Adduser!MSR?

File Info:
name: F4AB31A8E95C2F8CAE00.mlw
path: /opt/CAPEv2/storage/binaries/b0d0aebe6c4c9431a73150b3008dfcb8e2a746e7d154788f1ad7b9275279b90c
crc32: E2156AD5
md5: f4ab31a8e95c2f8cae005f5f1860d723
sha1: 8c4b100c3417aff52404c61b67db4c924d3e158c
sha256: b0d0aebe6c4c9431a73150b3008dfcb8e2a746e7d154788f1ad7b9275279b90c
sha512: f7ca388893f1764906ec037c87a3b852a8ec84427f8d4047a7111a0532cc4dd1a724d0170b3b7202b31d02a534737eb18fca9cf8c75a5f93dd6549370b6dda0b
ssdeep: 24576:KHkIsi/AvAZ0GlXqeahxoRPkh7r1m1aWEn8M8cL/iYVsdPo6oX6GlM1VTNvmhATA:DklX/aheRasQw55YadPoRXxcT1mh0
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1F255336436F054E5FEBB03365DE905CFFE088116C0C98F466B185A87D9E6C32C896E6B
sha3_384: 8ba32fb45b3d6a46e897362774108e6993994a7b603a5d80eaf388535553938f8c277c1d70524eec7d1d6bf4405f76ae
ep_bytes: e918b012007964a7bf5a3abe2bfdc113
timestamp: 2021-09-23 13:48:23

Version Info:
FileVersion: 1.0.0.0
FileDescription: Windows主机服务
ProductName: Windows主机服务
ProductVersion: 1.0.0.0
LegalCopyright: 作者版权所有 请尊重并使用正版
Comments: Windows主机服务
Translation: 0x0804 0x04b0

Trojan:Win32/Adduser!MSR also known as:

How to remove Trojan:Win32/Adduser!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.