Categories: Trojan

How to remove “TrojanDownloader:Win32/Beebone.KC”?

The TrojanDownloader:Win32/Beebone.KC 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 TrojanDownloader:Win32/Beebone.KC virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Performs HTTP requests potentially not found in PCAP.
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Authenticode signature is invalid
  • Behavioural detection: Injection (Process Hollowing)
  • Behavioural detection: Injection (inter-process)
  • Checks the presence of disk drives in the registry, possibly for anti-virtualization
  • Attempts to modify proxy settings
  • Anomalous binary characteristics
  • Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine TrojanDownloader:Win32/Beebone.KC?


File Info:

name: 6D9B433DCB940F825A47.mlwpath: /opt/CAPEv2/storage/binaries/b46356060e0a6a10f44a0e890dff471a0d409c041566a81081130181f9070e10crc32: 6B0568AAmd5: 6d9b433dcb940f825a47221fa822d570sha1: 45d80dafa0670877a5e3291f3ab04f9395e9c14bsha256: b46356060e0a6a10f44a0e890dff471a0d409c041566a81081130181f9070e10sha512: 187707928b20b8a9afbc673a786cbd24a7430e5e41701285655f46c01efbd682dca88b48ee56124a24ab6749f2d3b393303ce97a7054780871dea3eff36472ddssdeep: 1536:ohKRwCmfoI/cnN2A6ZhMQBPZXSCS3+Zkm7uFHtGQnPMb:ohUmfoGcnUxCHWptype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1FBA3D413E784996BC9266BF3157E1324E727E93016C38B43F5C16A783E336A18E253C6sha3_384: 5ec5743fa6a8f689f788caaafb6f0cd632033118c5bc259275d2c286000a9f8161361ee00d98a51a7ccc06002a849e99ep_bytes: 68101d4000e8f0ffffff000040000000timestamp: 1970-01-01 00:00:00

Version Info:

LegalTrademarks: ouumrProductName: vazyaisFileVersion: 6.11ProductVersion: 6.11InternalName: fjffOriginalFilename: fjff.exe

TrojanDownloader:Win32/Beebone.KC also known as:

Bkav W32.AIDetectMalware
Lionic Worm.Win32.VBNA.lKmM
Elastic malicious (high confidence)
DrWeb Trojan.DownLoader9.33267
MicroWorld-eScan Gen:Variant.Symmi.27262
ClamAV Win.Dropper.Nanocore-7780275-0
CAT-QuickHeal Trojan.Beebone.D
Malwarebytes Malware.AI.1617876847
VIPRE Gen:Variant.Symmi.27262
Sangfor Suspicious.Win32.Save.vb
CrowdStrike win/malicious_confidence_100% (W)
BitDefender Gen:Variant.Symmi.27262
K7GW Trojan ( 005042e71 )
K7AntiVirus Trojan ( 005042e71 )
BitDefenderTheta Gen:NN.ZevbaF.36662.gm0@a0PMcAii
VirIT Trojan.Win32.VBCrypt.FMB
Cyren W32/Vobfus.NT.gen!Eldorado
Symantec W32.Changeup!gen44
tehtris Generic.Malware
ESET-NOD32 a variant of Win32/VBObfus.QF
Avast Win32:Downloader-VGN [Trj]
Cynet Malicious (score: 99)
Kaspersky Worm.Win32.WBNA.ipa
Alibaba Worm:Win32/VBInject.5b808f35
NANO-Antivirus Trojan.Win32.WBNA.crgjbo
ViRobot Worm.Win32.WBNA.102400
Rising Worm.WBNA!8.321 (TFE:3:hWEbRIl8ijR)
Sophos Mal/SillyFDC-S
F-Secure Trojan.TR/Beebone.1024005
Baidu Win32.Trojan.Inject.ab
Zillya Trojan.VBObfus.Win32.7366
McAfee-GW-Edition VBObfus.g
Trapmine malicious.high.ml.score
FireEye Generic.mg.6d9b433dcb940f82
Emsisoft Gen:Variant.Symmi.27262 (B)
SentinelOne Static AI – Suspicious PE
GData Gen:Variant.Symmi.27262
Jiangmin Worm.WBNA.akoj
Webroot W32.WBNA.ipa
Avira TR/Beebone.1024005
Antiy-AVL Worm/Win32.WBNA.gen
Xcitium TrojWare.Win32.Beebone.KC@50vruk
Arcabit Trojan.Symmi.D6A7E
SUPERAntiSpyware Trojan.Agent/Gen-Injector
ZoneAlarm Worm.Win32.WBNA.ipa
Microsoft TrojanDownloader:Win32/Beebone.KC
Google Detected
AhnLab-V3 Worm/Win32.WBNA.R78665
VBA32 BScope.Trojan.Diple
MAX malware (ai score=100)
DeepInstinct MALICIOUS
Cylance unsafe
Panda Generic Malware
APEX Malicious
Tencent Win32.Worm.Wbna.Cplw
TACHYON Worm/W32.VB-WBNA.102400.B
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Refroso.AGEA!tr
AVG Win32:Downloader-VGN [Trj]
Cybereason malicious.dcb940

How to remove TrojanDownloader:Win32/Beebone.KC?

  • 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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