Malware

Should I remove “Win32:Agent-BBNB [Trj]”?

Malware Removal

The Win32:Agent-BBNB [Trj] 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 Win32:Agent-BBNB [Trj] virus can do?

  • Executable code extraction
  • Attempts to connect to a dead IP:Port (2 unique times)
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • Reads data out of its own binary image
  • A process created a hidden window
  • Drops a binary and executes it
  • Performs some HTTP requests
  • Unconventionial language used in binary resources: Arabic (Algeria)
  • Looks up the external IP address
  • Uses Windows utilities for basic functionality
  • Attempts to remove evidence of file being downloaded from the Internet
  • Attempts to delete volume shadow copies
  • Exhibits behavior characteristic of Alphacrypt/Teslacrypt ransomware
  • Modifies boot configuration settings
  • Installs itself for autorun at Windows startup
  • Writes a potential ransom message to disk
  • Attempts to modify proxy settings
  • Creates a copy of itself
  • Creates a known TeslaCrypt/AlphaCrypt ransomware decryption instruction / key file.
  • Anomalous binary characteristics
  • Uses suspicious command line tools or Windows utilities

Related domains:

myexternalip.com
ocsp.pki.goog
www.ceremonyofficiants.com
vinvish.com
mugegorcuk.com
crl.pki.goog
crls.pki.goog
sistemaslye.com
w3dot.info

How to determine Win32:Agent-BBNB [Trj]?


File Info:

crc32: 421E8995
md5: badc74461459bea236e4b14e17b7c6f1
name: BADC74461459BEA236E4B14E17B7C6F1.mlw
sha1: 4e0eb359623a733054cbe055625c51764704ab9f
sha256: 2409db70fd42907e2fa551e7cda6332b48516437446202b5b3406faa5a8f201d
sha512: 8f6a2ad2aa3b1ee82d1190a464c578e506e6835adda208cf11686104bac0cacfc0af2eea75fb71c20ef5eb1d0a0c1c19ae282f509310d9d0bfb09c9e5eca1b2a
ssdeep: 6144:tls4RB/HucgsAOJZjzmuMXdgLsGcZVC2h19rSWqNXhz9lIf:U4LPucgshTidgLsGACWnrSfRz9l6
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32:Agent-BBNB [Trj] also known as:

BkavW32.FamVT.RazyNHmC.Trojan
Elasticmalicious (high confidence)
DrWebTrojan.Encoder.3071
ClamAVWin.Trojan.Agent-1359625
CAT-QuickHealWorm.Dorkbot.WR4
CylanceUnsafe
ZillyaTrojan.FileCoder.Win32.10
CrowdStrikewin/malicious_confidence_100% (D)
AlibabaTrojan:Win32/TeslaCrypt.4f63518a
K7GWTrojan ( 0055e3ef1 )
K7AntiVirusTrojan ( 0055e3ef1 )
BaiduWin32.Trojan.Kryptik.sf
CyrenW32/Agent.XL.gen!Eldorado
SymantecRansom.TeslaCrypt!g2
ESET-NOD32Win32/Filecoder.TeslaCrypt.I
APEXMalicious
AvastWin32:Agent-BBNB [Trj]
CynetMalicious (score: 100)
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderTrojan.Lethic.Gen.9
NANO-AntivirusTrojan.Win32.Encoder.dyysad
ViRobotTrojan.Win32.Teslacrypt.403456
MicroWorld-eScanTrojan.Lethic.Gen.9
TencentMalware.Win32.Gencirc.10c65007
Ad-AwareTrojan.Lethic.Gen.9
SophosMal/Generic-R + Troj/Ransom-BQZ
ComodoTrojWare.Win32.Dorkbot.NG@64pya6
BitDefenderThetaGen:NN.ZexaF.34170.yqW@aGaSxcaG
VIPRETrojan.Win32.Generic!BT
TrendMicroTROJ_HPEPING.SM
McAfee-GW-EditionGenericR-FFT!BADC74461459
FireEyeGeneric.mg.badc74461459bea2
EmsisoftTrojan.Lethic.Gen.9 (B)
SentinelOneStatic AI – Suspicious PE
JiangminTrojanDropper.Dapato.sqa
AviraHEUR/AGEN.1107526
Antiy-AVLTrojan/Generic.ASMalwS.15C110C
KingsoftWin32.Troj.Undef.(kcloud)
MicrosoftRansom:Win32/Tescrypt!rfn
ArcabitTrojan.Lethic.Gen.9
SUPERAntiSpywareTrojan.Agent/Gen-Ransom
GDataTrojan.Lethic.Gen.9
AhnLab-V3Trojan/Win32.Teslacrypt.R169476
McAfeeGenericR-FFT!BADC74461459
MAXmalware (ai score=100)
VBA32BScope.TrojanPSW.Steam
MalwarebytesMalware.AI.702435190
PandaTrj/GdSda.A
TrendMicro-HouseCallTROJ_HPEPING.SM
RisingTrojan.Kryptik!1.A31F (CLASSIC)
YandexTrojan.GenAsa!y+5fPYUSFNw
IkarusTrojan.Win32.Crypt
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/Kryptik.EGLA!tr
AVGWin32:Agent-BBNB [Trj]
Paloaltogeneric.ml

How to remove Win32:Agent-BBNB [Trj]?

Win32:Agent-BBNB [Trj] 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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