Categories: Malware

What is “Graftor.81451”?

The Graftor.81451 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.

Gridinsoft Anti-Malware

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.
6-day free trial available.

What Graftor.81451 virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Creates RWX memory
  • A named pipe was used for inter-process communication
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • Detects Sandboxie through the presence of a library
  • Executed a process and injected code into it, probably while unpacking
  • A process attempted to delay the analysis task by a long amount of time.
  • Tries to unhook or modify Windows functions monitored by Cuckoo
  • Mimics the file times of a Windows system file
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Checks the presence of disk drives in the registry, possibly for anti-virtualization
  • Operates on local firewall’s policies and settings
  • Creates a copy of itself
  • Anomalous binary characteristics

How to determine Graftor.81451?


File Info:

crc32: 21BC60E2md5: 409b1f636e19b116b2ac115df9c4f368name: 409B1F636E19B116B2AC115DF9C4F368.mlwsha1: f8073a87c396a4f662638ffa8da2dd9c56e55d51sha256: 8f92f5eadfb0d4e71e5661936d692d18501eccf55d3e77e4b4a0589073d2c99dsha512: 3b51c5935576360f0806e43f9acff1f10de0cd3d6700e788de7f59d25e9c2a400106dafc057ce29f243769a8c53c3ab213dad199b349c951f1446c4fe7bef053ssdeep: 768:P7er2TCqrg6ki/sHu+TVEWtzUnFworXsveQPofgGKCa8Gs8vDQuDWvswkS:P7e6+U7MV2W5or8veQPJGg3D9Wvswktype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright Misejkaxa9 2013InternalName: RagizaFileVersion: 2, 1, 3, 2CompanyName: HausePrivateBuild: KizbowLegalTrademarks: Giokaxa9Comments: GezeraProductName: BigalovSpecialBuild: MakanzProductVersion: 5, 1, 8, 4FileDescription: MikegaOriginalFilename: MagezTranslation: 0x0409 0x04b0

Graftor.81451 also known as:

Bkav W32.AIDetect.malware1
Cynet Malicious (score: 85)
ALYac Gen:Variant.Graftor.81451
Cylance Unsafe
Zillya Trojan.Blocker.Win32.8196
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/Blocker.00a2c2bc
K7GW Riskware ( 0040eff71 )
K7AntiVirus Riskware ( 0040eff71 )
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Injector.AIHW
APEX Malicious
Avast Win32:Malware-gen
ClamAV Win.Malware.Gamarue-7001972-0
Kaspersky Trojan-Ransom.Win32.Blocker.bbzb
BitDefender Gen:Variant.Graftor.81451
NANO-Antivirus Trojan.Win32.Blocker.bvqcsl
MicroWorld-eScan Gen:Variant.Graftor.81451
Tencent Win32.Trojan.Blocker.Pbfn
Ad-Aware Gen:Variant.Graftor.81451
Sophos Mal/Generic-S
Comodo TrojWare.Win32.Kryptik.BBYD@4y3c16
F-Secure Trojan.TR/Rogue.961854
BitDefenderTheta Gen:NN.ZexaF.34608.eq3@aOUM6oii
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition Generic.gl.gen.a
FireEye Generic.mg.409b1f636e19b116
Emsisoft Gen:Variant.Graftor.81451 (B)
SentinelOne Static AI – Suspicious PE
Webroot W32.Trojan.Gen
Avira TR/Rogue.961854
Antiy-AVL Trojan[Ransom]/Win32.Blocker
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Worm:Win32/Gamarue
Arcabit Trojan.Graftor.D13E2B
AegisLab Trojan.Win32.Generic.lLCh
ZoneAlarm Trojan-Ransom.Win32.Blocker.bbzb
GData Gen:Variant.Graftor.81451
TACHYON Trojan/W32.Blocker.72704.D
AhnLab-V3 Dropper/Win32.Injector.R66775
McAfee Generic.gl.gen.a
MAX malware (ai score=100)
VBA32 SScope.Malware-Cryptor.Wauchos.2183
Malwarebytes Trojan.Downloader
Panda Generic Malware
Rising Trojan.Injector!1.9C6E (CLOUD)
Yandex Trojan.GenAsa!fQ+IJ2Fr5GQ
Ikarus Worm.Win32.Debris
Fortinet W32/Blocker.BBZB!tr
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Blocker.HwcB2JsA

How to remove Graftor.81451?

  • 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.

Recent Posts

MSIL/GenKryptik.GXIZ information

The MSIL/GenKryptik.GXIZ is considered dangerous by lots of security experts. When this infection is active,…

2 months ago

Malware.AI.2789448175 (file analysis)

The Malware.AI.2789448175 is considered dangerous by lots of security experts. When this infection is active,…

2 months ago

Jalapeno.1878 removal instruction

The Jalapeno.1878 is considered dangerous by lots of security experts. When this infection is active,…

2 months ago

What is “Trojan.Heur3.LPT.YmKfaKBcBekib”?

The Trojan.Heur3.LPT.YmKfaKBcBekib is considered dangerous by lots of security experts. When this infection is active,…

2 months ago

How to remove “Worm.Win32.Vobfus.exmt”?

The Worm.Win32.Vobfus.exmt is considered dangerous by lots of security experts. When this infection is active,…

2 months ago

About “TrojanDownloader:Win32/Beebone.JO” infection

The TrojanDownloader:Win32/Beebone.JO is considered dangerous by lots of security experts. When this infection is active,…

2 months ago