Categories: Malware

Downloader.251 removal guide

The Downloader.251 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 Downloader.251 virus can do?

  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Creates RWX memory
  • Executed a process and injected code into it, probably while unpacking
  • Network activity detected but not expressed in API logs
  • Anomalous binary characteristics

How to determine Downloader.251?


File Info:

crc32: 0CC90694md5: 74d5606c2f124689f0a80c0bd1a9d3aename: 74D5606C2F124689F0A80C0BD1A9D3AE.mlwsha1: 1a4baddfbb40df2646e2a607429d7631869c33a8sha256: 4c9ca1028e20f7e2d2843d83528838314bca0853da59970953ce95d59c2b77bfsha512: 16503c8a8291cf8812fda4a02b71c7eea5c7b360c3aac2fadb913e98acd6885ee5dcc2cb291d454a78d5aa5995c3793af9de9a0d52328994248d765d1ca84a2bssdeep: 1536:iGI97zkcGonnoWGJcJJleqt1+Wgx3lFnHmleHSWgLAyXnnLm+Anq75cQBV6SI:0xGonnoWTTYBB1hHgN1AnqKtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: MilkoInternalName: ZepaFileVersion: 1, 3, 1, 9CompanyName: FirerPrivateBuild: PapakLegalTrademarks: BapizComments: TabakProductName: SelemSpecialBuild: RileProductVersion: 1, 8, 2, 6FileDescription: ZamazOriginalFilename: DabarisTranslation: 0x0409 0x04b0

Downloader.251 also known as:

Bkav W32.FamVT.VebzenMV.Trojan
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Downloader.251
FireEye Generic.mg.74d5606c2f124689
CAT-QuickHeal Worm.Gamarue.A5
McAfee W32/Worm-FQF!Gamarue
Cylance Unsafe
VIPRE Trojan-Downloader.Win32.Wauchos.la (v)
Sangfor Malware
BitDefender Gen:Variant.Downloader.251
Cybereason malicious.c2f124
Invincea Mal/Generic-S
BitDefenderTheta Gen:NN.ZexaF.34634.kq3@aixg64mO
Cyren W32/Gamarue.E.gen!Eldorado
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:Evo-gen [Susp]
ClamAV Win.Trojan.Agent-1372278
Kaspersky Worm.Win32.Agent.bwa
Rising Worm.Gamarue!1.A224 (TFE:5:kdohUn0KP9L)
Ad-Aware Gen:Variant.Downloader.251
Sophos Mal/Generic-S
Comodo TrojWare.Win32.Injector.AKUJ@511j6o
DrWeb BackDoor.Andromeda.178
TrendMicro WORM_GAMARUE.SMV
McAfee-GW-Edition W32/Worm-FQF!Gamarue
Emsisoft Gen:Variant.Downloader.251 (B)
Jiangmin Worm.Agent.adm
Webroot Trojan.Dropper.Gen
Avira TR/Graftor.rqwouean
MAX malware (ai score=83)
Microsoft Trojan:Win32/Ditertag.A
Gridinsoft Trojan.Win32.Gen.vl!n
Arcabit Trojan.Downloader.251
ZoneAlarm Worm.Win32.Agent.bwa
GData Gen:Variant.Downloader.251
Cynet Malicious (score: 100)
AhnLab-V3 Downloader/Win32.Andromeda.R78963
VBA32 SScope.Malware-Cryptor.Wauchos.2183
ALYac Gen:Variant.Downloader.251
Malwarebytes Backdoor.Bot
Panda Generic Suspicious
ESET-NOD32 a variant of Win32/Injector.ANNM
TrendMicro-HouseCall WORM_GAMARUE.SMV
Tencent Malware.Win32.Gencirc.11b10991
Yandex Trojan.GenAsa!7RuOq7a7c8c
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_94%
AVG FileRepMalware
CrowdStrike win/malicious_confidence_100% (D)
Qihoo-360 HEUR/QVM07.1.3FBB.Malware.Gen

How to remove Downloader.251?

  • 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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