Categories: Trojan

How to remove “Trojan.Win32.Ekstak.amsyz”?

The Trojan.Win32.Ekstak.amsyz 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 Trojan.Win32.Ekstak.amsyz virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Sample contains Overlay data
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Uses Windows utilities for basic functionality
  • Behavioural detection: Transacted Hollowing

How to determine Trojan.Win32.Ekstak.amsyz?


File Info:

name: C2AF47F12283D0DD99FC.mlwpath: /opt/CAPEv2/storage/binaries/08c41a15f9d3e0e43719758d692c5dd06ea768cb80bfe8ac87b22bf4f548bcaacrc32: F1B2B05Fmd5: c2af47f12283d0dd99fcffa6bbea6f10sha1: 9e81d5c24372775e8565dda62665b4d6478d3149sha256: 08c41a15f9d3e0e43719758d692c5dd06ea768cb80bfe8ac87b22bf4f548bcaasha512: d50a3643799c90bf5af7c5bdf03292dda531e2ff81d72687d9b4ddeab9c31ab3138ddfc71904f36e5a7730bbd1484d966eb41ce5b73b87709d2aa849bec68839ssdeep: 196608:AEJypmJxYzmHy3oGCDmY94c9wBzP36qixgktUcff746ug9iF5yC:AEycxYUGoGCDmY9CBzPqPxgklf77u6i1type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T133A6334B41D814F6C5DAF3751FF2CCF22B389F2B68948C4D2E5E2A8AD366D474C28586sha3_384: f8bd5e6ffa112ce51161692ca089e86216d7937a48c8db7ca6400d6f273aa57db05dc16a0a5ce89ac3fb317e67364870ep_bytes: 558bec83c4d453565733c08945f08945timestamp: 1992-06-19 22:22:17

Version Info:

Comments: This installation was built with Inno Setup: http://www.innosetup.comCompanyName: Achbyte, Inc. FileDescription: Achbyte Utilities Setup FileVersion: InternalName: OriginalFilename: ProductName: ProductVersion: Translation: 0x0409 0x04e4

Trojan.Win32.Ekstak.amsyz also known as:

McAfee Artemis!C2AF47F12283
Sangfor Trojan.Win32.Agent.Vd78
Alibaba TrojanDropper:Win32/Generic.ac201de0
K7AntiVirus Trojan ( 005722fe1 )
Cyren W32/Ekstak.DA.gen!Eldorado
Elastic malicious (high confidence)
ESET-NOD32 a variant of Win32/TrojanDropper.Agent.SLC
Paloalto generic.ml
Kaspersky Trojan.Win32.Ekstak.amsyz
Avast Win32:Malware-gen
McAfee-GW-Edition Artemis
Sophos Mal/Generic-S
GData Win32.Backdoor.Bodelph.5VJ67S
Jiangmin Trojan.Ekstak.cbzt
Google Detected
Avira TR/Drop.Agent.cxxfa
Microsoft Trojan:Win32/Wacatac.B!ml
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win.Generic.C5236325
Malwarebytes Adware.DownloadAssistant
TrendMicro-HouseCall TROJ_GEN.R002H0CIC22
Fortinet W32/Agent.SLC!tr
AVG Win32:Malware-gen

How to remove Trojan.Win32.Ekstak.amsyz?

  • 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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