Categories: Backdoor

What is “Backdoor:Win32/Mdmbot.D”?

The Backdoor:Win32/Mdmbot.D 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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Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What Backdoor:Win32/Mdmbot.D virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Performs HTTP requests potentially not found in PCAP.
  • CAPE extracted potentially suspicious content
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Attempts to modify proxy settings
  • Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine Backdoor:Win32/Mdmbot.D?


File Info:

name: 4D1F6C8957F7A960C350.mlwpath: /opt/CAPEv2/storage/binaries/d8898c09dcc248cd460e213da5ba906de954355bf7f03b756764119a1d7d1dfecrc32: CAB19F52md5: 4d1f6c8957f7a960c3501a150d292cc0sha1: bdc1a89f7922c085713e192362fcaa7be66a2caasha256: d8898c09dcc248cd460e213da5ba906de954355bf7f03b756764119a1d7d1dfesha512: 84db480377038a78bb486345606d738f19a22274dd4f6b43ae1252e2f5e15c41cfa2980fc3a283684247069ce4350f5f1a78b9df5ff00e1567e7dff69dae5e2fssdeep: 768:lLo8eMGZCuEv9I72UByaBDm80K+mZIL/QvwPD5K78JoNgH6rK:h3Wnh7Tm8nOjUwPs76hmKtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1B0038E41A3E837BAF3F70AB12876467A5A397D315B79C0BE0E33C5D518BA644E434362sha3_384: 560ee59610a79b8f9815c2594551af9ea7d53c218e0f8ffafd7c05581d66fb55ef092b68972dfbe5b2392f4e5cab0c07ep_bytes: b8fc120000e83605000056578d8424ectimestamp: 2011-08-04 09:53:27

Version Info:

Comments: CompanyName: Microsoft CorporationFileDescription: Protected Storage COM interfacesFileVersion: 6, 0, 0, 0InternalName: Microsoft(R) Windows(R) Operating SystemLegalCopyright: Copyright (C) 2008LegalTrademarks: OriginalFilename: Loader.exePrivateBuild: ProductName: Microsoft(R) Windows(R) Operating SystemProductVersion: 6, 0, 0, 0SpecialBuild: Translation: 0x0409 0x04b0

Backdoor:Win32/Mdmbot.D also known as:

Bkav W32.AIDetectMalware
Lionic Trojan.Win32.Agent.b!c
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
McAfee Artemis!4D1F6C8957F7
Zillya Dropper.Dorifel.Win32.16444
Sangfor Suspicious.Win32.Save.ins
K7AntiVirus Riskware ( 0040eff71 )
Alibaba Backdoor:Win32/Dorifel.1fb9b0ae
K7GW Riskware ( 0040eff71 )
Cybereason malicious.f7922c
BitDefenderTheta AI:Packer.722F35791F
VirIT Backdoor.Win32.Generic14.ACLN
Cyren W32/Mdmbot.A!Eldorado
Symantec Packed.Generic.374
ESET-NOD32 a variant of Win32/McRat.B
APEX Malicious
Kaspersky Trojan-Dropper.Win32.Dorifel.amin
BitDefender Gen:Variant.Graftor.79175
NANO-Antivirus Trojan.Win32.TrjGen.cxsevg
MicroWorld-eScan Gen:Variant.Graftor.79175
Avast Win32:Malware-gen
Tencent Win32.Trojan-Dropper.Dorifel.Yimw
Emsisoft Gen:Variant.Graftor.79175 (B)
F-Secure Backdoor.BDS/Mdmbot.D.3
DrWeb Trojan.DownLoader9.55951
VIPRE Gen:Variant.Graftor.79175
McAfee-GW-Edition BehavesLike.Win32.Dropper.ph
Trapmine malicious.high.ml.score
FireEye Generic.mg.4d1f6c8957f7a960
Sophos Mal/Generic-S
SentinelOne Static AI – Suspicious PE
Jiangmin TrojanDropper.Agent.biro
Avira BDS/Mdmbot.D.3
Antiy-AVL Trojan[Dropper]/Win32.Agent
Microsoft Backdoor:Win32/Mdmbot.D
Xcitium Malware@#394dljh7dm1g5
Arcabit Trojan.Graftor.D13547
ZoneAlarm Trojan-Dropper.Win32.Dorifel.amin
GData Gen:Variant.Graftor.79175
Google Detected
AhnLab-V3 Dropper/Win32.Agent.R30440
Acronis suspicious
VBA32 BScope.Backdoor.ZZSlash
ALYac Gen:Variant.Graftor.79175
MAX malware (ai score=100)
Cylance unsafe
Zoner Trojan.Win32.33591
Rising Backdoor.Mdmbot!8.2049 (TFE:2:TZd3BeRLA6J)
Ikarus Trojan-Dropper.Agent
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Agent.FXYT!tr
AVG Win32:Malware-gen
DeepInstinct MALICIOUS
CrowdStrike win/malicious_confidence_100% (W)

How to remove Backdoor:Win32/Mdmbot.D?

  • 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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