Categories: Backdoor

Backdoor:Win32/Delf.WC (file analysis)

The Backdoor:Win32/Delf.WC 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 Backdoor:Win32/Delf.WC virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • CAPE extracted potentially suspicious content
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • CAPE detected the embedded win api malware family
  • Checks for the presence of known devices from debuggers and forensic tools
  • Checks for the presence of known devices from debuggers and forensic tools
  • Detects Bochs through the presence of a registry key
  • Yara detections observed in process dumps, payloads or dropped files

How to determine Backdoor:Win32/Delf.WC?


File Info:

name: DBB628324BDD0E77F0F4.mlwpath: /opt/CAPEv2/storage/binaries/7ce5d5581229b3c39e4dcec50812abc957f6e45f2c0ef8dd0cd5bc271dbcff02crc32: F56D42FDmd5: dbb628324bdd0e77f0f452c99d7d0f01sha1: e95d51fc442909b54d379ab15ca9b60dac53f199sha256: 7ce5d5581229b3c39e4dcec50812abc957f6e45f2c0ef8dd0cd5bc271dbcff02sha512: d100e14343ef43fdf1432c06eb0d66b2220a6cc469d62cb7d7b54ac4e78e1bd4a6ebd19f0c4339d29911d3a1588e9268f6a9995f47a4b074f5c1079abb4028b6ssdeep: 12288:CJLx0kL4opUHecrCAsBmoKF3Z4mxxNDqVTVOCv:ClxdMopKrToKQmXMVTzvtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T184E4237E17558C9AED5395335237AC068613EF96224B3198F3F5BC172AB744238AB80Fsha3_384: 4f389ba7637410c88ebc0e375542faa209d37b37100738750506910c160ce784d5b2606412b5a0c8635d3d4a83e26fb6ep_bytes: 6801a05800e801000000c3c33b952a7btimestamp: 1992-06-19 22:22:17

Version Info:

0: [No Data]

Backdoor:Win32/Delf.WC also known as:

Bkav W32.AIDetectMalware
tehtris Generic.Malware
MicroWorld-eScan Gen:Heur.Zilix.1
FireEye Generic.mg.dbb628324bdd0e77
Skyhigh BehavesLike.Win32.Pluto.jc
McAfee Artemis!DBB628324BDD
Malwarebytes MachineLearning/Anomalous.94%
VIPRE Gen:Heur.Zilix.1
Sangfor Suspicious.Win32.Save.ins
K7AntiVirus Trojan ( 0001140e1 )
Alibaba Backdoor:Win32/Black.cc3401da
K7GW Trojan ( 0001140e1 )
Cybereason malicious.24bdd0
Symantec ML.Attribute.HighConfidence
Elastic malicious (high confidence)
ESET-NOD32 Win32/Packed.ASProtect.AAB
APEX Malicious
TrendMicro-HouseCall TROJ_DLLSERV.MCL
Kaspersky UDS:DangerousObject.Multi.Generic
BitDefender Gen:Heur.Zilix.1
NANO-Antivirus Trojan.Win32.Hupigon.ddczsq
Avast Win32:Evo-gen [Trj]
Sophos Mal/Behav-270
Google Detected
F-Secure Trojan.TR/Crypt.ASPM.Gen
DrWeb Trojan.Ideo.187
Zillya Backdoor.PePatch.Win32.30026
TrendMicro TROJ_DLLSERV.MCL
Trapmine malicious.high.ml.score
Emsisoft Gen:Heur.Zilix.1 (B)
Ikarus Trojan.Win32.ASProtect
Jiangmin Packed.Black.klm
Varist W32/Hupigon.G.gen!Eldorado
Avira TR/Crypt.ASPM.Gen
Kingsoft malware.kb.b.988
Microsoft Backdoor:Win32/Delf.WC
Xcitium Malware@#3fnd92q9q5cdh
Arcabit Trojan.Zilix.1
ZoneAlarm Packed.Win32.Black.d
GData Gen:Heur.Zilix.1
Cynet Malicious (score: 100)
AhnLab-V3 Backdoor/Win32.Hupigon.R1432
VBA32 Trojan.Iauh
Panda Generic Malware
Rising Malware.FakeXLS/ICON!1.6AC3 (CLASSIC)
Yandex Backdoor.Hupigon!U4Ljt/you58
SentinelOne Static AI – Malicious PE
BitDefenderTheta AI:Packer.550C8A141D
AVG Win32:Evo-gen [Trj]
DeepInstinct MALICIOUS
CrowdStrike win/malicious_confidence_90% (D)
alibabacloud Trojan

How to remove Backdoor:Win32/Delf.WC?

  • 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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