Backdoor:Win32/FlyAgent.HDFG!MTB removal guide

The Backdoor:Win32/FlyAgent.HDFG!MTB 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 Backdoor:Win32/FlyAgent.HDFG!MTB virus can do?

• SetUnhandledExceptionFilter detected (possible anti-debug)
• Attempts to connect to a dead IP:Port (1 unique times)
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Presents an Authenticode digital signature
• Guard pages use detected – possible anti-debugging.
• Dynamic (imported) function loading detected
• Enumerates running processes
• Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
• Reads data out of its own binary image
• 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 compressed using UPX
• Authenticode signature is invalid
• A scripting utility was executed
• Deletes its original binary from disk
• A process attempted to delay the analysis task by a long amount of time.
• Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config
• Installs itself for autorun at Windows startup

How to determine Backdoor:Win32/FlyAgent.HDFG!MTB?

File Info:
name: EAB9A31A4392830C6467.mlw
path: /opt/CAPEv2/storage/binaries/6e19100ba33b78c76ee98e2da5294479906a65ad23a2a57de09622a4cf76af5f
crc32: AC64D3E2
md5: eab9a31a4392830c6467d77c09db9896
sha1: 4bd033794d6ccdc3fd063e5ceadc5a212fe8693a
sha256: 6e19100ba33b78c76ee98e2da5294479906a65ad23a2a57de09622a4cf76af5f
sha512: b742af9964b9899c0685423a0286449e545767e63a2d62277e954ac2c6e07482626782563f93fdaa26d58f61c1429689305825346c0385b8985f4603e7d42f47
ssdeep: 12288:iZ2Zf6we3HVtJuzxLhutdG0JSJZLyMzps5ALbzxQ/o8I/J:iZYC3HPwl9SdGbmMzLbGnQ
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T136B422C356181838F4CC4D34A2934D66EE3AF6E04ED10BEF556A5A49C9E43F21E6A31F
sha3_384: b5a3945ea45d41c42722ad241779b902fd7c46e930d30d3d47d90108c05de19afcc8070b427529d218a3289aec3b9b47
ep_bytes: 60be00704b008dbe00a0f4ff5783cdff
timestamp: 2021-12-26 03:06:04

Version Info:
FileVersion: 1.0.0.0
FileDescription: Windows 配置程序
ProductName: Windows TM
ProductVersion: 1.0.0.0
LegalCopyright: 作者版权所有 请尊重并使用正版
Comments: 本程序使用易语言编写(http://www.dywt.com.cn)
Translation: 0x0804 0x04b0

Backdoor:Win32/FlyAgent.HDFG!MTB also known as:

How to remove Backdoor:Win32/FlyAgent.HDFG!MTB?

• 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.