Categories: Malware

Troj/Agent-BCCO removal

The Troj/Agent-BCCO 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 Troj/Agent-BCCO virus can do?

  • Sample contains Overlay data
  • 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
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid

How to determine Troj/Agent-BCCO?


File Info:

name: 031DBCE8F83E0F8267AB.mlwpath: /opt/CAPEv2/storage/binaries/b52352b2dcb47a693e6a56829723e31a12330faff9d0dbab0067501a63b45221crc32: 7DACCFCFmd5: 031dbce8f83e0f8267abc53f90d8a37asha1: ba464cc55ebb9747cbe6cf23d42222947f2a8902sha256: b52352b2dcb47a693e6a56829723e31a12330faff9d0dbab0067501a63b45221sha512: 91886acaed194279cf38ec8c7a86034eafd372ad9b0cc5421a1a8a588a9c02f32eea2c8ba280a59fb347301db6cf112fe070e25fae51de462c7f787e07b4402bssdeep: 1536:nSgy19JSVO1ONn511/tivXZzOmRkkEK9N+gpLvlfbK:nS7BE51XivpzOck9KjDpdKtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1823302A8AF5948F7DFBEC3F24D8D68D80032A1B5CB5B321749C817C80558B5AD22B85Fsha3_384: 903056cc1c39ad0226aa1c34dfc75b9adb0d2bf84fff0e2a829d46b5aa49c5cef3099f7711c742e240e0752dab1c971fep_bytes: bd2c4e4200c74500d4003f00b8d4eb3ftimestamp: 2015-01-27 03:56:27

Version Info:

0: [No Data]

Troj/Agent-BCCO also known as:

Bkav W32.AIDetectMalware.CS
Lionic Trojan.Win32.Generic.lqi8
Cynet Malicious (score: 100)
FireEye Generic.mg.031dbce8f83e0f82
CAT-QuickHeal Trojan.Dynamer.S5925524
Skyhigh BehavesLike.Win32.Generic.qc
McAfee Trojan-FRDU!031DBCE8F83E
Malwarebytes Generic.Malware.AI.DDS
Zillya Backdoor.Bifrose.Win32.99155
Sangfor Suspicious.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Malware:Win32/km_2a810.None
K7GW Riskware ( 0040eff71 )
K7AntiVirus Riskware ( 0040eff71 )
VirIT Trojan.Win32.Inject2.HFO
Symantec ML.Attribute.HighConfidence
Elastic malicious (high confidence)
ESET-NOD32 a variant of Win32/Packed.KKrunchy.AA
APEX Malicious
ClamAV Win.Malware.kkrunchy-9937600-1
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Packer.Krucky.B.deY@ayxWNuo
NANO-Antivirus Trojan.Win32.GenKryptik.fpevjn
SUPERAntiSpyware Trojan.Agent/Gen-Dropper
MicroWorld-eScan Gen:Packer.Krucky.B.deY@ayxWNuo
Avast Win32:TrojanX-gen [Trj]
Tencent Backdoor.Win32.Bifrose.we
Sophos Troj/Agent-BCCO
F-Secure Trojan.TR/Drop.Dinwod.zlvkz
DrWeb Trojan.Inject2.4876
VIPRE Gen:Packer.Krucky.B.deY@ayxWNuo
Emsisoft Gen:Packer.Krucky.B.deY@ayxWNuo (B)
Ikarus Trojan-Dropper.Win32.Dinwod
GData Gen:Packer.Krucky.B.deY@ayxWNuo
Jiangmin Trojan.Generic.dfvtj
Google Detected
Avira TR/Drop.Dinwod.zlvkz
Antiy-AVL GrayWare/Win32.Kryptik.pe
Kingsoft malware.kb.b.999
Xcitium TrojWare.Win32.Trojan.Inject.~INC@1f34i5
Arcabit Gen:Packer.Krucky.B.ED113F1
ZoneAlarm HEUR:Trojan.Win32.Generic
Microsoft TrojanDropper:Win32/Dinwod
Varist W32/S-dd34b2aa!Eldorado
AhnLab-V3 Trojan/Win32.Dinwod.R271738
BitDefenderTheta AI:Packer.6CD5476A1F
MAX malware (ai score=86)
VBA32 Malware-Cryptor.General.3
Cylance unsafe
Rising Backdoor.FFRat!1.B5E8 (CLASSIC)
Yandex Trojan.Agent!8RPDW20jJrA
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Kryptik.BPCL!tr
AVG Win32:TrojanX-gen [Trj]
Cybereason malicious.55ebb9
DeepInstinct MALICIOUS

How to remove Troj/Agent-BCCO?

  • 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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