Categories: Worm

BScope.Worm.Chiviper (file analysis)

The BScope.Worm.Chiviper 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 BScope.Worm.Chiviper virus can do?

  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Dynamic (imported) function loading detected
  • Enumerates running processes
  • Reads data out of its own binary image
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • Authenticode signature is invalid

How to determine BScope.Worm.Chiviper?


File Info:

name: 998F26384A7D9140484C.mlwpath: /opt/CAPEv2/storage/binaries/44b86e355b25f901c942f6279ade0c021541bc311be6bc05c31e76fd64ef7d44crc32: 9B598EC9md5: 998f26384a7d9140484c78f9ebe93aecsha1: 0ba048883e0bb688ce4cda2e2d149f8c5ed57ca9sha256: 44b86e355b25f901c942f6279ade0c021541bc311be6bc05c31e76fd64ef7d44sha512: 8c3300890dc38876e641702a470d300ab8954c7e5e191d0bfbf51b79b4c98bda53cfcf389cddbd93d2ab491764e4f6b08a1a0061b5db52ce49519e7f6ccbc486ssdeep: 3072:SZd+0VQXJFMC1wIa6FlGYGL78RNwYJhbYKg/y7FChAgAJGtTBf3ejwDG:WK5+C1C688Ths7/yRKAfGtTBGjwDGtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1C5443901E7C98297D4826DBC9F8B3232DF35ECA825381E17376446D899B788375A2773sha3_384: baa45491b32dc1eebb75ed544dd4e69785b40c3dd1e7cfd5169f3e484f59983bacca7df4fe04e0b09954f05543a23255ep_bytes: 558bec6aff6890bb4300680c55430064timestamp: 2011-06-28 06:48:02

Version Info:

0: [No Data]

BScope.Worm.Chiviper also known as:

Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Unruy.5
FireEye Generic.mg.998f26384a7d9140
CAT-QuickHeal TrojanDownloader.Unruy.Q
ALYac Gen:Variant.Unruy.5
Cylance Unsafe
K7AntiVirus Trojan ( 002589dc1 )
K7GW Trojan ( 002589dc1 )
CrowdStrike win/malicious_confidence_100% (D)
Baidu Win32.Trojan.Kryptik.ak
Cyren W32/Unruy.H.gen!Eldorado
Symantec W32.Unruy.A
ESET-NOD32 a variant of Win32/Kryptik.AJLF
APEX Malicious
ClamAV Win.Malware.Unruy-9840577-0
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Variant.Unruy.5
NANO-Antivirus Trojan.Win32.Renamer.lloxl
Avast Win32:Unruy-B [Trj]
Tencent Malware.Win32.Gencirc.10b0cfcb
Ad-Aware Gen:Variant.Unruy.5
Sophos ML/PE-A + Mal/GamePSW-L
Comodo TrojWare.Win32.TrojanClicker.Cycler.CP@44jnry
DrWeb BackDoor.Bandito.1290
TrendMicro TROJ_AGENT_056159.TOMB
McAfee-GW-Edition BehavesLike.Win32.PWSZbot.dh
Emsisoft Gen:Variant.Unruy.5 (B)
SentinelOne Static AI – Malicious PE
GData Gen:Variant.Unruy.5
Jiangmin Backdoor/Banito.zr
Webroot W32.Trojan.Gen
Avira TR/Dldr.Unruy.QA
SUPERAntiSpyware Trojan.Agent/Gen-Kryptik
Microsoft TrojanDownloader:Win32/Unruy.Q
Cynet Malicious (score: 100)
AhnLab-V3 Backdoor/Win32.Banito.C100677
Acronis suspicious
McAfee GenericRXBH-AF!998F26384A7D
MAX malware (ai score=85)
VBA32 BScope.Worm.Chiviper
Malwarebytes Malware.AI.712848986
TrendMicro-HouseCall TROJ_AGENT_056159.TOMB
Rising Trojan.Kryptik!1.B59A (CLASSIC)
Yandex Trojan.GenAsa!w62A35WWWXg
Ikarus Backdoor.Win32.Banito
Fortinet W32/Banito.CN!tr
BitDefenderTheta Gen:NN.ZexaF.34062.qqX@a8HRoNnb
AVG Win32:Unruy-B [Trj]
Cybereason malicious.84a7d9
Panda Trj/Genetic.gen
MaxSecure Trojan.Malware.300983.susgen

How to remove BScope.Worm.Chiviper?

  • 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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Paul Valéry

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