Categories: Trojan

VBS/TrojanDownloader.Agent.ULD (file analysis)

The VBS/TrojanDownloader.Agent.ULD 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 VBS/TrojanDownloader.Agent.ULD virus can do?

  • Injection (inter-process)
  • Injection with CreateRemoteThread in a remote process
  • Uses Windows utilities for basic functionality
  • Network activity detected but not expressed in API logs
  • Harvests information related to installed mail clients

How to determine VBS/TrojanDownloader.Agent.ULD?


File Info:

crc32: 6F0A16BCmd5: 2e0d0d6bfc85a2a710808c72f5a5f25dname: upload_filesha1: 3c7dd43e52b0ecd951fc47213722566304c95676sha256: 2766f5c5331283d1fc71243b85dcbd609b349ef9fa0b80c529458b2e92f6c1f6sha512: 29bba859a6df61dcb798db4b204ab1ceb29aacad16f8a3b023fdf200ba2abebca7d6bc4e17e9a5e63ce05fbe9cc4458eb9f4757679efe1f725f5e1625b6bfdbfssdeep: 96:XgDJ1gVr0KF1ObTf+O6FgZ8a+2h2ds+WeFVrfJpYZIxgdLgP1:XuDgjF46Fgya+excHv/xgdLwtype: ASCII text, with CRLF line terminators

Version Info:

0: [No Data]

VBS/TrojanDownloader.Agent.ULD also known as:

MicroWorld-eScan Trojan.GenericKD.44052800
FireEye Trojan.GenericKD.44052800
CAT-QuickHeal Script.Trojan.A1003880
AegisLab Trojan.VBS.SLoad.a!c
Cyren Trojan.BNXL-4
Kaspersky HEUR:Trojan-Downloader.VBS.SLoad.gen
BitDefender Trojan.GenericKD.44052800
Rising Downloader.Agent!8.B23 (TOPIS:E0:QJ1NQEbyxPP)
Ad-Aware Trojan.GenericKD.44052800
Comodo Malware@#22qbdhjwl1vd3
McAfee-GW-Edition BehavesLike.VBS.Dropper.xp
Emsisoft Trojan.GenericKD.44052800 (B)
Ikarus Trojan-Downloader.VBS.Agent
GData Trojan.GenericKD.44052800
Arcabit Trojan.Generic.D2A03140
ZoneAlarm HEUR:Trojan-Downloader.VBS.SLoad.gen
Microsoft Trojan:Win32/Ymacco.AA27
ALYac Trojan.GenericKD.44052800
ESET-NOD32 VBS/TrojanDownloader.Agent.ULD
Tencent Vbs.Trojan-downloader.Agent.Hrfp
Yandex HTML.Psyme.Gen
MAX malware (ai score=88)
Qihoo-360 virus.vbs.qexvmc.1

How to remove VBS/TrojanDownloader.Agent.ULD?

  • 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.
Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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