Categories: Malware

Should I remove “Graftor.623344 (B)”?

The Graftor.623344 (B) 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.623344 (B) virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • Dynamic (imported) function loading detected
  • Performs HTTP requests potentially not found in PCAP.
  • HTTPS urls from behavior.
  • Starts servers listening on 0.0.0.0:4554
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Authenticode signature is invalid
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config
  • Network activity contains more than one unique useragent.
  • Attempts to modify proxy settings
  • Creates a copy of itself

How to determine Graftor.623344 (B)?


File Info:

name: 9632FE64BC39E7C52629.mlwpath: /opt/CAPEv2/storage/binaries/19576bfd6f4c73a1529dd625ee0c78d5bb9b5252d24789482758752aeaaf8bffcrc32: 83C9C7B8md5: 9632fe64bc39e7c52629e4d264810f10sha1: 28e7f535c2e895db40f6af9d455f27a998fbad7esha256: 19576bfd6f4c73a1529dd625ee0c78d5bb9b5252d24789482758752aeaaf8bffsha512: c188f43678888b5fd491f867796869ca0e09b51af6b4dedd04a3cad4b5c59277780d1242cff4c29982db8d9b4a61837330d363389fb8b54c054041334c04475dssdeep: 393216:wRnswFrk7pvgTzs68s1WSGmiCpQw4yUMT8qGOOr:wqwyCzas1WSXhKVMXGO0type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T11EF6336510939968E1436931151DAFD0A12930277C82BA21AEDEDBCAC933FC3E75FB53sha3_384: 82a9340d96005afda304764ec8a19dcc597c45b0c1c8a727602d6d00c75c9a4f5e4c7feeeedc67d34fb14d8625ade07aep_bytes: 60be00c088018dbe0050b7fe57eb0b90timestamp: 2020-12-15 04:24:41

Version Info:

0: [No Data]

Graftor.623344 (B) also known as:

Elastic malicious (moderate confidence)
MicroWorld-eScan Gen:Variant.Graftor.623344
FireEye Generic.mg.9632fe64bc39e7c5
McAfee GenericRXAA-AA!9632FE64BC39
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
BitDefenderTheta Gen:NN.ZexaF.34638.@pJfaG8Wrvab
Cyren W32/Trojan.CLL.gen!Eldorado
Symantec ML.Attribute.HighConfidence
tehtris Generic.Malware
ESET-NOD32 a variant of Win32/Packed.FlyStudio.AA potentially unwanted
BitDefender Gen:Variant.Graftor.623344
Avast Win32:MiscX-gen [PUP]
Ad-Aware Gen:Variant.Graftor.623344
Emsisoft Gen:Variant.Graftor.623344 (B)
F-Secure Heuristic.HEUR/AGEN.1200809
McAfee-GW-Edition BehavesLike.Win32.Flyagent.wc
Sophos Generic ML PUA (PUA)
Ikarus PUA.BlackMoon
GData Win32.Trojan.PSE.1CJLVYA
Avira HEUR/AGEN.1200809
MAX malware (ai score=88)
Antiy-AVL Trojan/Win32.FlyStudio.a
Arcabit Trojan.Graftor.D982F0
Microsoft Trojan:Win32/Sabsik.FL.B!ml
Cynet Malicious (score: 100)
Acronis suspicious
ALYac Gen:Variant.Graftor.623344
Malwarebytes Malware.Heuristic.1003
APEX Malicious
Rising Trojan.Injector!1.B866 (CLASSIC)
SentinelOne Static AI – Malicious PE
AVG Win32:MiscX-gen [PUP]
Cybereason malicious.4bc39e

How to remove Graftor.623344 (B)?

  • 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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