Categories: Malware

Graftor.287339 malicious file

The Graftor.287339 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 Graftor.287339 virus can do?

  • Executable code extraction
  • At least one process apparently crashed during execution
  • Creates RWX memory
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • Drops a binary and executes it
  • Performs some HTTP requests
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Uses Windows utilities for basic functionality
  • A process attempted to delay the analysis task by a long amount of time.
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Installs itself for autorun at Windows startup
  • Checks the system manufacturer, likely for anti-virtualization
  • Creates a copy of itself

Related domains:

39m0428g57.zicp.vip

How to determine Graftor.287339?


File Info:

crc32: 997FA9FFmd5: 40fd730b3ba0b5372bcb4a7301cfe8a9name: 40FD730B3BA0B5372BCB4A7301CFE8A9.mlwsha1: 20afef371ab7b1caca40ac60d4c85433b6cd5b0bsha256: a554f6c66c0aa42a0bd52d753a00248e7a9d61c1c7c0e57e7c987bb679b932cfsha512: a4327092ed63e374960d7af0327d2fe73a7d78aa02eb1db37774e8e5798d407187d00351b712d8df94a61badeebbc04f690d695884d9ce4ab76bb9167d60e3afssdeep: 192:4TutOxha1pKbfomhfnDK57/eXSD/F1inqkpvBrjiZm2FaNJhLkwcud2DH9VwGfc:46tOxhaybzhfm577DWq6o/aNJawcudotype: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

Graftor.287339 also known as:

Bkav W32.AIDetect.malware1
K7AntiVirus Trojan-Downloader ( 0055e3da1 )
Elastic malicious (high confidence)
DrWeb Trojan.DownLoader21.53580
Cynet Malicious (score: 100)
ALYac Gen:Variant.Graftor.287339
Cylance Unsafe
CrowdStrike win/malicious_confidence_80% (W)
K7GW Trojan-Downloader ( 0055e3da1 )
Cybereason malicious.b3ba0b
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/TrojanDownloader.Agent.CQX
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Backdoor.Win32.Farfli.ajly
BitDefender Gen:Variant.Graftor.287339
NANO-Antivirus Trojan.Win32.Farfli.elvztf
MicroWorld-eScan Gen:Variant.Graftor.287339
Ad-Aware Gen:Variant.Graftor.287339
Sophos Mal/Generic-S
Comodo TrojWare.Win32.Farfli.CQ@7y93vk
BitDefenderTheta Gen:NN.ZexaF.34684.amHfa4YR6jmi
McAfee-GW-Edition Trojan-FJYJ!96B334E4E1E8
FireEye Generic.mg.40fd730b3ba0b537
Emsisoft Gen:Variant.Graftor.287339 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Backdoor.Generic.afkf
Avira TR/Downloader.Gen
eGambit Unsafe.AI_Score_95%
Microsoft TrojanDownloader:Win32/Nystprac.A
Arcabit Trojan.Graftor.D4626B
GData Gen:Variant.Graftor.287339
Acronis suspicious
McAfee Artemis!40FD730B3BA0
MAX malware (ai score=80)
VBA32 Backdoor.Farfli
Rising Malware.Heuristic!ET#90% (RDMK:cmRtazo4p/+LJmsvXx3XsEcidgz0)
Yandex Trojan.GenAsa!WYe+2QTwEw8
Ikarus Trojan-Downloader.Win32.Agent
Fortinet W32/GenKryptik.AGWJ!tr
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove Graftor.287339?

  • 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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