Categories: Trojan

TrojanDownloader.Agent.A4 removal tips

The TrojanDownloader.Agent.A4 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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Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What TrojanDownloader.Agent.A4 virus can do?

  • Reads data out of its own binary image
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • Anomalous binary characteristics

How to determine TrojanDownloader.Agent.A4?


File Info:

crc32: 3478A17Cmd5: 1d56afd9144b33cad607d03d064bd464name: zsjtf.exesha1: 3b7040d3917bb6e5ca4de80774720e87ed325911sha256: a198fcf768ee9e0ac0d5e6def4411ee2048865294276340d07eae6ce6c3fbb32sha512: 856553c21ba440853f60909c4f77860ce4f6163c33737fbe1b2f9d061cd274ead1a578be9660d7d2557f1ae9a14a4be31d59a9fe7a01895ec655ccb7b1150c43ssdeep: 24576:hUcZ1WuzzUivXkYKRwDetY3zTPWd7VRQKugHC0oKS:hD9huwDetY3zT+d7X7BSKStype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

TrojanDownloader.Agent.A4 also known as:

FireEye Generic.mg.1d56afd9144b33ca
CAT-QuickHeal TrojanDownloader.Agent.A4
McAfee Downloader-FRK!1D56AFD9144B
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Malware
K7AntiVirus Riskware ( 0040eff71 )
K7GW Riskware ( 0040eff71 )
Cybereason malicious.3917bb
Invincea heuristic
Baidu Win32.Trojan-Downloader.Agent.s
F-Prot W32/Adload.AG.gen!Eldorado
Symantec Trojan.Gen.MBT
TotalDefense Win32/Tnega.CfCAeIB
APEX Malicious
Avast Win32:Malware-gen
ClamAV Win.Trojan.Downloader-64707
GData Win32.Trojan-Downloader.GMUnpackerInstaller.B
Kaspersky not-a-virus:Downloader.Win32.Agent.ajuq
Alibaba Trojan:Win32/GMUnpackerInstaller.2fb78b23
NANO-Antivirus Trojan.Win32.Agent.cqkyco
AegisLab Adware.Win32.GMUnpackerInstaller.lTGU
Rising Trojan.Adkuadu!8.EE1 (CLOUD)
Endgame malicious (high confidence)
Comodo Application.Win32.Kuaiba.BC@5np13a
F-Secure Program.APPL/GMUnpack.Gen8
DrWeb Trojan.DownLoader10.13268
Zillya Downloader.Agent.Win32.180413
TrendMicro PUA.Win32.GMUnpack.SM
McAfee-GW-Edition BehavesLike.Win32.Ransomware.dc
Sophos Generic PUA DL (PUA)
Ikarus PUA.Gen
Cyren W32/Adload.AG.gen!Eldorado
MaxSecure Dropper.Injector.hxbu
Avira APPL/GMUnpack.Gen8
Webroot W32.Malware.gen
Antiy-AVL RiskWare[Downloader]/Win32.Agent.ajuq
SUPERAntiSpyware Trojan.Agent/Gen-Downloader
ZoneAlarm not-a-virus:Downloader.Win32.Agent.ajuq
Microsoft Trojan:Win32/Adkuadu!rfn
AhnLab-V3 Trojan/Win32.Gen.C180167
Acronis suspicious
VBA32 Downloader.Agent
Panda Trj/Genetic.gen
ESET-NOD32 a variant of Win32/GMUnpackerInstaller.B potentially unwanted
TrendMicro-HouseCall PUA.Win32.GMUnpack.SM
Tencent Malware.Win32.Gencirc.10b66ba5
Yandex Trojan.Agent!tXiph5Dg1jk
SentinelOne DFI – Suspicious PE
eGambit Unsafe.AI_Score_99%
Fortinet Riskware/Agent
BitDefenderTheta Gen:NN.ZexaF.34100.!qZ@aK3ofuoj
AVG Win32:Malware-gen
Paloalto generic.ml
CrowdStrike win/malicious_confidence_60% (W)
Qihoo-360 Win32/Virus.Downloader.878

How to remove TrojanDownloader.Agent.A4?

  • 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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