Categories: Malware

W32.Cosmu.D4 removal instruction

The W32.Cosmu.D4 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 W32.Cosmu.D4 virus can do?

  • Sample contains Overlay data
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • The binary contains an unknown PE section name indicative of packing
  • Executable file is packed/obfuscated with MPRESS
  • Authenticode signature is invalid
  • Anomalous binary characteristics

How to determine W32.Cosmu.D4?


File Info:

name: E609D540AB301F13B9DC.mlwpath: /opt/CAPEv2/storage/binaries/cfa055f16bd810c7ba5682f4a3a431c4b53a138ec168cc413bf7a85d7046666ccrc32: F9949D04md5: e609d540ab301f13b9dcb0b138a09944sha1: 610cd33e75d348d2bed0dfbf727c03607017ccfcsha256: cfa055f16bd810c7ba5682f4a3a431c4b53a138ec168cc413bf7a85d7046666csha512: a2b91d7a1594db5dc5533eb8b286759bc36f0c2a249a4934687095340276643e92821cfd8333505f091f807d9864dc60177231510f59d8eb6f807fb8780ff288ssdeep: 3072:/PgpXXXRvjxCb5NgXDY7uSlkJcUa7kYQTcqW2NdQQGH/UDhSCUc4aqTBWqLDMUR3:36lKgzelZNQSBQGH/CSpWqT9Jtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T11194F15179E2C8B2C482853A4CAA8B269737BA178A70D143B7D90F8F5E713D49F2F341sha3_384: b91aa6e086cfe00680c595b4fb80d354e3cd422afb051ec14ce4357dbbae72d89d5cd830b7038e3c00bc5c32ef794c5dep_bytes: e812470000e916feffff558bec81ec28timestamp: 2008-09-27 04:51:42

Version Info:

CompanyName: Microsoft CorporationFileDescription: Internet Connection WizardFileVersion: 6.00.2900.5512 (xpsp.080413-2105)InternalName: ICWCONN2LegalCopyright: © Microsoft Corporation. All rights reserved.OriginalFilename: ICWCONN2.EXEProductName: Microsoft® Windows® Operating SystemProductVersion: 6.00.2900.5512Translation: 0x0409 0x04b0

W32.Cosmu.D4 also known as:

Bkav W32.AIDetect.malware1
tehtris Generic.Malware
DrWeb Win32.HLLW.Siggen.10550
MicroWorld-eScan Worm.Generic.388260
FireEye Generic.mg.e609d540ab301f13
CAT-QuickHeal W32.Cosmu.D4
ALYac Worm.Generic.388260
Malwarebytes Generic.Trojan.Malicious.DDS
Zillya Trojan.Cosmu.Win32.15641
Sangfor Trojan.Win32.Save.a
K7AntiVirus Trojan ( 0052964f1 )
K7GW Trojan ( 0052964f1 )
CrowdStrike win/malicious_confidence_100% (W)
BitDefenderTheta Gen:NN.ZexaF.34646.Aq1@aCJa0Gj
VirIT Trojan.Win32.MulDrop4.JZQ
Cyren W32/S-97c860a5!Eldorado
Symantec SMG.Heur!gen
Elastic malicious (high confidence)
ESET-NOD32 Win32/Agent.NLP
APEX Malicious
Paloalto generic.ml
ClamAV Win.Dropper.Tinba-9943147-2
Kaspersky Trojan.Win32.Cosmu.dnej
BitDefender Worm.Generic.388260
NANO-Antivirus Trojan.Win32.Agetn2.bbdyxx
Avast Win32:PWSX-gen [Trj]
Tencent Trojan.Win32.Cosmu.c
Ad-Aware Worm.Generic.388260
Emsisoft Worm.Generic.388260 (B)
Comodo TrojWare.Win32.Cosmu.NLP@7v4zem
Baidu Win32.Worm.Agent.bg
VIPRE Worm.Generic.388260
TrendMicro TROJ_GEN.R035C0CI922
Trapmine malicious.high.ml.score
Sophos ML/PE-A + W32/Renamer-I
SentinelOne Static AI – Malicious PE
Jiangmin Worm/Generic.abjq
Webroot W32.Trojan.Gen
Google Detected
Avira WORM/Agent.2170901
Antiy-AVL Trojan/Generic.ASMalwS.E5
Arcabit Worm.Generic.D5ECA4
GData Win32.Trojan.PSE.OQKX5H
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Cosmu.R230705
Acronis suspicious
McAfee GenericRXFU-SQ!E609D540AB30
MAX malware (ai score=100)
VBA32 BScope.Trojan.Sabsik.FL
TrendMicro-HouseCall TROJ_GEN.R035C0CI922
Rising Worm.Agent!1.B398 (CLASSIC)
Yandex Trojan.GenAsa!LdHJgsFIunw
MaxSecure Trojan.Malware.121218.susgen
Fortinet W32/Naglov.OA!tr
AVG Win32:PWSX-gen [Trj]
Panda Generic Malware

How to remove W32.Cosmu.D4?

  • 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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