Categories: Malware

What is “Win32/Delf.BMH”?

The Win32/Delf.BMH 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/Delf.BMH virus can do?

  • Attempts to connect to a dead IP:Port (1 unique times)
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • Dynamic (imported) function loading detected
  • Unconventionial language used in binary resources: Portuguese (Brazilian)
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • CAPE detected the AllaKore malware family

How to determine Win32/Delf.BMH?


File Info:

name: 5CA2BE98077BC0B48141.mlwpath: /opt/CAPEv2/storage/binaries/04206a2217be8d09e6dc6989d2a2b9aae8623f8fac962e5e07d9fa1a1577998bcrc32: 0A7FAEC0md5: 5ca2be98077bc0b4814192c31f661b0asha1: 4e1dd2ad0f9474aef6e0b81272ae3fd07ecce535sha256: 04206a2217be8d09e6dc6989d2a2b9aae8623f8fac962e5e07d9fa1a1577998bsha512: caee917d05644bde5257890c277f8edcd16f809899caf8582bc981e411d70542faf875480a4dba0219d6f4a0c855e9626200e7e5888ec049b90280cff3e965b3ssdeep: 49152:MnrK+menpSbqdyTk7fU35yvqEH5qrCfGETNTBYsYerjmEhQ7HxMyhw9zFVRNg/R9:MnrKlk835yvqAw+jmEQ7RMyhmXg/R9type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T172567D127340E43AC06A1B374926D7D49B3BFE916F128E8737EC2F5E9F356802D26652sha3_384: 7a55cfcb8f197be64c0d2c1bef86dbde5a2c49042b92792432a9e482b1e340b7cb24ca71807fe0b031bbe2e9a4491800ep_bytes: 558bec83c4f053b878a17600e83b97c9timestamp: 2021-12-02 06:12:23

Version Info:

CompanyName: MinoTecFileVersion: 1.1.1.780InternalName: MinoTecProductVersion: 1.1.1.756Translation: 0x0409 0x04e4

Win32/Delf.BMH also known as:

Lionic Trojan.Win32.Cyrus.m!c
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKD.47612010
FireEye Trojan.GenericKD.47612010
CAT-QuickHeal Trojan.Win32CiR
ALYac Backdoor.Agent.Cyrus
Cylance Unsafe
Sangfor Backdoor.Win32.Cyrus.gen
K7AntiVirus Trojan ( 005778c91 )
Alibaba Backdoor:Win32/Cyrus.62eb5007
K7GW Trojan ( 005778c91 )
CrowdStrike win/malicious_confidence_100% (W)
BitDefenderTheta Gen:NN.ZelphiF.34114.@V0@aKVIuYhO
Cyren W32/Backdrx.SACW-3582
Symantec Trojan Horse
ESET-NOD32 a variant of Win32/Delf.BMH
TrendMicro-HouseCall TROJ_GEN.R002C0WL521
Paloalto generic.ml
ClamAV Win.Trojan.Zusy-9870698-0
Kaspersky HEUR:Backdoor.Win32.Cyrus.gen
BitDefender Trojan.GenericKD.47612010
Avast Win32:BackdoorX-gen [Trj]
Tencent Win32.Trojan.Delf.Szbu
Ad-Aware Trojan.GenericKD.47612010
Zillya Trojan.Delf.Win32.140644
TrendMicro TROJ_GEN.R002C0WL521
McAfee-GW-Edition BehavesLike.Win32.Dropper.th
Emsisoft Trojan.GenericKD.47612010 (B)
APEX Malicious
GData Trojan.GenericKD.47612010
Jiangmin Backdoor.Cyrus.n
eGambit Unsafe.AI_Score_82%
Avira TR/Spy.Banker.Gen4
MAX malware (ai score=86)
Antiy-AVL Trojan/Generic.ASMalwS.34F7343
Gridinsoft Ransom.Win32.Sabsik.sa
ViRobot Trojan.Win32.Z.Delf.6195712
Microsoft Trojan:Win32/Sabsik.FL.B!ml
Cynet Malicious (score: 100)
AhnLab-V3 Malware/Gen.Reputation.C4323297
McAfee Artemis!5CA2BE98077B
VBA32 Backdoor.Cyrus
Malwarebytes Backdoor.Agent
SentinelOne Static AI – Suspicious PE
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Delf.BMH!tr
AVG Win32:BackdoorX-gen [Trj]
Cybereason malicious.8077bc
Panda Trj/GdSda.A

How to remove Win32/Delf.BMH?

  • 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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