Trojan

What is “Trojan.Agent.BBOF”?

Malware Removal

The Trojan.Agent.BBOF 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.Agent.BBOF virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Sample contains Overlay data
  • Performs HTTP requests potentially not found in PCAP.
  • 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 executable is compressed using UPX
  • Authenticode signature is invalid
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • CAPE detected the embedded win api malware family
  • Attempts to modify proxy settings
  • Anomalous binary characteristics
  • Yara detections observed in process dumps, payloads or dropped files

How to determine Trojan.Agent.BBOF?


File Info:

name: 06C51ED62F57DCBF8C43.mlw
path: /opt/CAPEv2/storage/binaries/ee9b8c8f85b40b6503c1dfb9edba3b65bd0c160ecf23c1bf5d97ab9f338f251e
crc32: 7AAA6EA4
md5: 06c51ed62f57dcbf8c43a291781e0011
sha1: 2892085a417febc75057a44778aef8e77a867c32
sha256: ee9b8c8f85b40b6503c1dfb9edba3b65bd0c160ecf23c1bf5d97ab9f338f251e
sha512: a1a9c2644ec16baba531a5c15067d5a9b494e10357c8483cf8eca70eff8a0993c9799e1a3c8793d8a297cb9c5e52f67b273d8c0cbf719891b357687e78be0e2d
ssdeep: 3072:NQoHGutdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZsrF:NbHGutdgI2MyzNORQtOfl1qNVo7R+S+y
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T119C37CA3FF8598C0D8162137F87792D1111BBE5D516B84897C887E5AEAF32E3B87011B
sha3_384: b7408e3bef494ef20ee16469a885e08086cac9f0be8c0e5b771c7091e4ac509f6e5587daa8776a3d4222bd51ff19720a
ep_bytes: e84a010000c3183a150040cc1818504e
timestamp: 2001-10-30 15:14:50

Version Info:

0: [No Data]

Trojan.Agent.BBOF also known as:

BkavW32.AIDetectMalware
Elasticmalicious (moderate confidence)
MicroWorld-eScanTrojan.Agent.BBOF
SkyhighBehavesLike.Win32.PolyPatch.cz
McAfeePolyPatch-UPX
MalwarebytesGeneric.Malware.AI.DDS
VIPRETrojan.Agent.BBOF
SangforSuspicious.Win32.Save.a
K7AntiVirusTrojan ( 004bcce41 )
K7GWTrojan ( 004bcce41 )
ArcabitTrojan.Agent.BBOF
SymantecSMG.Heur!gen
ESET-NOD32Win32/TrojanDownloader.Small.AAB
APEXMalicious
TrendMicro-HouseCallTROJ_UPATRE.SM37
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderTrojan.Agent.BBOF
NANO-AntivirusTrojan.Win32.DownLoad3.cjdzac
AvastWin32:Small-HTZF [Trj]
EmsisoftTrojan.Agent.BBOF (B)
F-SecureTrojan.TR/Yarwi.B.3
DrWebTrojan.DownLoad3.28161
TrendMicroTROJ_UPATRE.SM37
Trapminemalicious.moderate.ml.score
FireEyeGeneric.mg.06c51ed62f57dcbf
SophosML/PE-A
IkarusBackdoor.Win32.Androm
JiangminTrojan/Agent.iekb
GoogleDetected
AviraTR/Yarwi.B.3
Antiy-AVLTrojan/Win32.Waski.a
Kingsoftmalware.kb.b.1000
XcitiumTrojWare.Win32.TrojanDownloader.Upatre.AAL@5l06uw
MicrosoftPWS:Win32/Fareit.ZT!MTB
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataWin32.Trojan.PSE.1156JXV
CynetMalicious (score: 100)
AhnLab-V3Spyware/Win.Zbot.C5611161
Acronissuspicious
VBA32Trojan.FakePdf.23127
ALYacTrojan.Agent.BBOF
MAXmalware (ai score=83)
Cylanceunsafe
ZonerTrojan.Win32.20287
RisingMalware.FakePDF/ICON!1.9C28 (CLASSIC)
SentinelOneStatic AI – Malicious PE
MaxSecureTrojan.Upatre.Gen
FortinetW32/Zbot.QMSC!tr
BitDefenderThetaGen:NN.ZexaF.36802.hmX@auPfXfdi
AVGWin32:Small-HTZF [Trj]
DeepInstinctMALICIOUS

How to remove Trojan.Agent.BBOF?

Trojan.Agent.BBOF 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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