Trojan

What is “Trojan.Win32.Ekstak.amimw”?

Malware Removal

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

  • Behavioural detection: Executable code extraction – unpacking
  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • Dynamic (imported) function loading detected
  • Reads data out of its own binary image
  • 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
  • Likely virus infection of existing system binary

How to determine Trojan.Win32.Ekstak.amimw?


File Info:

name: C70A49CFF9BA6267A585.mlw
path: /opt/CAPEv2/storage/binaries/b93c0ab1da1ff34b6b11ae4ef6869f8ef508d18dc17478781da1b8f818963804
crc32: 33B6827C
md5: c70a49cff9ba6267a5859b026d4f3e45
sha1: a02e4c6b23737b178e5559ff7605bba98969eeae
sha256: b93c0ab1da1ff34b6b11ae4ef6869f8ef508d18dc17478781da1b8f818963804
sha512: 50a882844beae1308d5bba52984f0130880801601ded3acfdc816a224bf47abbbc89b9681c968c0b98f1e6308c3c73ffbd68bc7268dbd5422d86037e29297be4
ssdeep: 196608:WoZyTWTnyqBlzDGlm0KVd2BlKMFJd3jzErwa4AkpZxRAsu/LEu:zyTtUZam0KPUlPvZiuct/j
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T115663312DFCC40B6C466273C9C5B62CA6B3BEF385674884B17DE366F2D772572A26204
sha3_384: 85476ac89eb39a4f5cc63d0f705658ecf1f65550cd75426003cfa19633b6bec684769a7ce35d7e4ebedd0a151a248788
ep_bytes: 558bec83c4cc53565733c08945f08945
timestamp: 1992-06-19 22:22:17

Version Info:

Comments: This installation was built with Inno Setup.
CompanyName: Bisvip, LLC
FileDescription: Bisvip Disk Cleaner Free
FileVersion: 1.2.0.19
LegalCopyright:
Translation: 0x0409 0x04e4

Trojan.Win32.Ekstak.amimw also known as:

MicroWorld-eScanTrojan.GenericKD.39879152
FireEyeTrojan.GenericKD.39879152
McAfeeArtemis!C70A49CFF9BA
CylanceUnsafe
K7AntiVirusTrojan ( 005722f11 )
AlibabaTrojanDropper:Win32/Ekstak.daa918e2
K7GWTrojan ( 005722f11 )
SymantecTrojan.Gen.2
Elasticmalicious (moderate confidence)
ESET-NOD32a variant of Win32/TrojanDropper.Agent.SLC
TrendMicro-HouseCallTROJ_GEN.R002H0DFQ22
Paloaltogeneric.ml
KasperskyTrojan.Win32.Ekstak.amimw
BitDefenderTrojan.GenericKD.39879152
AvastWin32:Adware-gen [Adw]
TencentWin32.Trojan-dropper.Agent.Swas
Ad-AwareTrojan.GenericKD.39879152
EmsisoftTrojan.GenericKD.39879152 (B)
McAfee-GW-EditionArtemis!Trojan
GDataWin32.Backdoor.Bodelph.PSSN08
JiangminTrojan.Ekstak.bysa
ArcabitTrojan.Generic.D26081F0
ZoneAlarmTrojan.Win32.Ekstak.amimw
MicrosoftTrojan:Win32/Wacatac.B!ml
CynetMalicious (score: 100)
ALYacTrojan.GenericKD.39879152
MalwarebytesAdware.DownloadAssistant
MAXmalware (ai score=81)
AVGWin32:Adware-gen [Adw]

How to remove Trojan.Win32.Ekstak.amimw?

Trojan.Win32.Ekstak.amimw removal tool
  • 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.

About the author

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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