Categories: Trojan

About “TrojanProxy:Win32/Koobface!A” infection

The TrojanProxy:Win32/Koobface!A 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 TrojanProxy:Win32/Koobface!A virus can do?

  • Attempts to connect to a dead IP:Port (1 unique times)
  • Starts servers listening on 0.0.0.0:7171
  • Drops a binary and executes it
  • Uses Windows utilities for basic functionality
  • Installs itself for autorun at Windows startup
  • Attempts to modify proxy settings
  • Creates a copy of itself
  • Uses suspicious command line tools or Windows utilities

Related domains:

zz-dns.com
yy-dns.com

How to determine TrojanProxy:Win32/Koobface!A?


File Info:

crc32: A9FD468Emd5: c79c5bf537e76d343e76bb5968ad9f3dname: C79C5BF537E76D343E76BB5968AD9F3D.mlwsha1: bd436d35612e6f197f5c10a29996c897d2f76413sha256: 42b4517875860e2b88c3479258386b17069dc45f1b1d7bb209299c992317273dsha512: c8a08325a99ea7e4b1cd8e7fad6e423b05e76eecede76d9c35d96a5fdd21421b4e49451f15320e4bfef82fa6192dd734cc702a1fcfd0ddaf2380d41ee2419846ssdeep: 384:uVV87JSrakdmY0IIVwRu5Zxif00bd1h6rlBKyGUrG6dYRRTTF:uVWaduwRu5s00wrxGUrG6+RRTTFtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

TrojanProxy:Win32/Koobface!A also known as:

Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 000906541 )
Elastic malicious (high confidence)
DrWeb Trojan.Proxy.10557
Cynet Malicious (score: 100)
McAfee Artemis!C79C5BF537E7
Cylance Unsafe
Zillya Trojan.Tinxy.Win32.109
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_80% (D)
Alibaba Ransom:Win32/PornoAsset.645c6b9f
K7GW Trojan ( 000906541 )
Cybereason malicious.537e76
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Tinxy.AD
APEX Malicious
Avast Win32:Agent-AFAZ [Trj]
ClamAV Win.Worm.Koobface-27
Kaspersky Trojan-Ransom.Win32.PornoAsset.cvew
BitDefender Gen:Variant.Ransom.Converton.8
NANO-Antivirus Trojan.Win32.BHO.ecivph
MicroWorld-eScan Gen:Variant.Ransom.Converton.8
Tencent Win32.Trojan.Pornoasset.Szlk
Ad-Aware Gen:Variant.Ransom.Converton.8
Sophos Mal/Generic-R + Mal/Behav-150
BitDefenderTheta AI:Packer.2910A0A51E
VIPRE Trojan.Win32.Generic!BT
TrendMicro Mal_Koob-3
McAfee-GW-Edition BehavesLike.Win32.KeylogSCLog.mh
FireEye Generic.mg.c79c5bf537e76d34
Emsisoft Gen:Variant.Ransom.Converton.8 (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan.PornoAsset.epj
Avira TR/BHO.Gen
Antiy-AVL Trojan/Generic.ASMalwS.189E798
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft TrojanProxy:Win32/Koobface.gen!A
AegisLab Trojan.Win32.PornoAsset.j!c
GData Gen:Variant.Ransom.Converton.8
AhnLab-V3 Malware/Win32.RL_Generic.R328466
Acronis suspicious
VBA32 Hoax.PornoAsset
MAX malware (ai score=100)
Panda Trj/Genetic.gen
TrendMicro-HouseCall Mal_Koob-3
Rising Trojan.Tinxy!1.685E (CLASSIC)
Ikarus Win32.Worm.Koobface
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Tinxy.AD!tr
AVG Win32:Agent-AFAZ [Trj]
Paloalto generic.ml

How to remove TrojanProxy:Win32/Koobface!A?

  • 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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