Categories: Trojan

What is “Win32/TrojanDownloader.Agent.GBF”?

The Win32/TrojanDownloader.Agent.GBF 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 Win32/TrojanDownloader.Agent.GBF virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • At least one process apparently crashed during execution
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Dynamic (imported) function loading detected
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Checks the presence of disk drives in the registry, possibly for anti-virtualization

How to determine Win32/TrojanDownloader.Agent.GBF?


File Info:

name: 407ED85162AB2FE1E6C4.mlwpath: /opt/CAPEv2/storage/binaries/ed12366797816cbbe1a54c425680db408accd164ecc3f7488f5d89cae0459a87crc32: 941E7C9Emd5: 407ed85162ab2fe1e6c41ddbbea57d79sha1: 712107d0c7a5dc402faf39a400bf5fecc47c4207sha256: ed12366797816cbbe1a54c425680db408accd164ecc3f7488f5d89cae0459a87sha512: 5ac2f80e6ec853e726c9e22fe49f2786042af92f1b621764e57181898c3e8f3283313e5e51c8ba1402e3e3bcb47d3229b905c405c9486964624e1c6e13c88052ssdeep: 1536:eplECtcIJOc5IEehv47Y8Pcnx38uI1QoF9spBj172RFc2QisN8v/zHopr8wns037:UECtDvIEeRSX1Qy9sgRq2QiqK/p2type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T182A312C53B6FB88BC2473736AF0BA70441E1728BD24A5628FD410A7CD2117971726FABsha3_384: 7d52f3c6177aa8622c5c9b436b58cda32885cf46769c0a1760477573ead71d861b651221dba41df802e12df55088e631ep_bytes: 60be00b040008dbe0060ffff57eb0b90timestamp: 2022-01-04 03:43:07

Version Info:

0: [No Data]

Win32/TrojanDownloader.Agent.GBF also known as:

Bkav W32.AIDetect.malware1
Lionic Trojan.Multi.GenericML.4!c
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
FireEye Generic.mg.407ed85162ab2fe1
McAfee Artemis!407ED85162AB
Cylance Unsafe
Sangfor Suspicious.Win32.Save.a
K7AntiVirus Trojan-Downloader ( 0058ca851 )
Alibaba TrojanDownloader:Win32/Generic.436181de
K7GW Trojan-Downloader ( 0058ca851 )
Cybereason malicious.0c7a5d
Cyren W32/Trojan.DLBW-4298
Symantec Trojan.Gen.MBT
ESET-NOD32 Win32/TrojanDownloader.Agent.GBF
APEX Malicious
Paloalto generic.ml
Kaspersky UDS:Trojan.Multi.GenericML.xnet
BitDefender Trojan.GenericKD.47823743
MicroWorld-eScan Trojan.GenericKD.47823743
Avast Win32:Malware-gen
Ad-Aware Trojan.GenericKD.47823743
Emsisoft Trojan-Downloader.Agent (A)
Comodo Malware@#jm12b3yw57bf
DrWeb Trojan.Siggen16.25227
Zillya Downloader.Agent.Win32.459060
McAfee-GW-Edition BehavesLike.Win32.Generic.cc
Sophos Mal/Generic-S
SentinelOne Static AI – Malicious PE
GData Trojan.GenericKD.47823743
Jiangmin Heur:Trojan/AntiVM
Webroot W32.Trojan.GenKD
Avira TR/Downloader.Gen
Antiy-AVL Trojan/Generic.ASMalwS.34FD77D
Kingsoft Win32.Heur.KVMH017.a.(kcloud)
Gridinsoft Trojan.Heur!.03212061
Arcabit Trojan.Generic.D2D9BB7F
ViRobot Trojan.Win32.Z.Woreflint.104960
Microsoft Trojan:Win32/Woreflint.A!cl
AhnLab-V3 Trojan/Win.Generic.C4897392
Acronis suspicious
ALYac Trojan.GenericKD.47823743
MAX malware (ai score=82)
VBA32 Trojan.Woreflint
Malwarebytes Trojan.Downloader
Rising Downloader.Agent!8.B23 (CLOUD)
Ikarus Trojan-Downloader
eGambit Unsafe.AI_Score_95%
Fortinet PossibleThreat.RF
AVG Win32:Malware-gen
Panda Trj/GdSda.A
CrowdStrike win/malicious_confidence_100% (W)
MaxSecure Trojan.Malware.300983.susgen

How to remove Win32/TrojanDownloader.Agent.GBF?

  • 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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