Categories: Trojan

How to remove “Win32/TrojanDownloader.Agent.ATW”?

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

  • 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
  • A process created a hidden window
  • CAPE extracted potentially suspicious content
  • Authenticode signature is invalid
  • Uses Windows utilities for basic functionality
  • Behavioural detection: Injection (inter-process)

How to determine Win32/TrojanDownloader.Agent.ATW?


File Info:

name: 4D265B3E280F3ED5CDD6.mlwpath: /opt/CAPEv2/storage/binaries/01402449d1715eae4a885bd0c79811c507c3cf0c7cd97962239d26a6812fd3f2crc32: 91F5F85Emd5: 4d265b3e280f3ed5cdd6f8c5e0d2b024sha1: ff1e25ca278e72e0171d6a5fd613e9f4569a5dabsha256: 01402449d1715eae4a885bd0c79811c507c3cf0c7cd97962239d26a6812fd3f2sha512: 724665be850b7a14fe5c3b9e266609e065bc7c760760c56a8d47db23bb68068034d936655a9dc62ee5b60e06ac8c5e3de45a92c3c5e8920673dfc09d800775b4ssdeep: 96:1+V5j9SI1WQiNFJ2pKN+XxUKNWnoBcAJWwfTrldonSlpNmujdCzPd+EgN:Yj9SCWQU2pKN+WKNWoB/wwfTrT5mutEtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1B512A60A74A48437C66185F048AF1F99DF6EB1B38621F120FF5C29A427602D5D6F216Fsha3_384: 01020a293466925e10d50ea4947d0ce2cdb842cddd7bd06656eee979cb6b80716f657bb2914f3f28a7a1c644a8f563fdep_bytes: e802fbffffe870feffff833dfcb34000timestamp: 2014-05-11 13:09:24

Version Info:

0: [No Data]

Win32/TrojanDownloader.Agent.ATW also known as:

Lionic Trojan.Win32.Generic.4!c
Elastic malicious (high confidence)
FireEye Generic.mg.4d265b3e280f3ed5
Cylance Unsafe
K7AntiVirus Trojan-Downloader ( 004ae4d51 )
Alibaba TrojanDownloader:Win32/Generic.04e9ba0c
K7GW Trojan-Downloader ( 004ae4d51 )
BitDefenderTheta Gen:NN.ZexaF.34606.amW@aa76Abf
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/TrojanDownloader.Agent.ATW
APEX Malicious
Paloalto generic.ml
Kaspersky HEUR:Trojan.Win32.Generic
NANO-Antivirus Trojan.Win32.Mlw.fvfkzw
Avast Win32:Trojan-gen
Tencent Win32.Trojan-downloader.Agent.Pdmk
F-Secure Heuristic.HEUR/AGEN.1205074
McAfee-GW-Edition Artemis!Trojan
Sophos Mal/Generic-S
Ikarus Trojan.Win32.Spy
Avira HEUR/AGEN.1205074
Microsoft Trojan:Win32/Zpevdo.B
Cynet Malicious (score: 100)
McAfee Artemis!4D265B3E280F
VBA32 BScope.Trojan.Wacatac
Rising Downloader.Agent!8.B23 (CLOUD)
Yandex Trojan.Agent!ur0/fayw6k0
SentinelOne Static AI – Malicious PE
Fortinet W32/Agent.ATW!tr.dldr
AVG Win32:Trojan-gen
CrowdStrike win/malicious_confidence_60% (W)

How to remove Win32/TrojanDownloader.Agent.ATW?

  • 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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