Categories: Malware

About “Graftor.30575” infection

The Graftor.30575 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.30575 virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Attempts to connect to a dead IP:Port (1 unique times)
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • Dynamic (imported) function loading detected
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • 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
  • Sniffs keystrokes
  • Behavioural detection: Injection (inter-process)
  • Behavioural detection: Injection with CreateRemoteThread in a remote process
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • CAPE detected injection into a browser process, likely for Man-In-Browser (MITB) infostealing
  • Creates a copy of itself
  • Collects information to fingerprint the system

How to determine Graftor.30575?


File Info:

name: FC640A1475788CBE8108.mlwpath: /opt/CAPEv2/storage/binaries/543ce490985f4919f0b3238c48e7dc8a85897c90dd68690b333fbb51a0a4fef3crc32: 9A794F5Fmd5: fc640a1475788cbe8108e628331cb226sha1: 49e74baf26a51d3997cedf22c715091089ae2fa8sha256: 543ce490985f4919f0b3238c48e7dc8a85897c90dd68690b333fbb51a0a4fef3sha512: 07bc9fad806f0330a5c097de14db191e66dcae1949393c2bb46c7c0c82fcc348555f271286bc794c94351dbe9091a04c12efaebc9791ad58d1e22d9c32daf9e8ssdeep: 1536:PayvRUVU3n7mQtYKgZel52ZOJMc/m/W4vHom/ZeIgVPRHw7GOdCbKE2crx8efGPn:CeCenYZZelPrm/lje/4GzK4d8efK0aLtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T118B302E2BA1142B0D2C944B3164756F2519970730B7A3B0CE7B0CCD58636E9FDADD6B2sha3_384: 4c8f6eb1fbd05285a1a9f37daf2a6d64b62460f8bd3e9f10e9ded2a6df084d9447977306163498b29526a5647258412bep_bytes: 60be00c040008dbe0050ffff57eb0b90timestamp: 1992-06-19 22:22:17

Version Info:

0: [No Data]

Graftor.30575 also known as:

Bkav W32.AIDetect.malware1
ClamAV Win.Trojan.Mahato-1
FireEye Generic.mg.fc640a1475788cbe
CAT-QuickHeal Backdoor.Bifrose.F8
McAfee Backdoor-CEP.gen.w
Cylance Unsafe
VIPRE Gen:Variant.Graftor.30575
K7AntiVirus Trojan ( 001d98b11 )
BitDefender Gen:Variant.Graftor.30575
K7GW Trojan ( 001d98b11 )
Cybereason malicious.475788
VirIT Trojan.Win32.Apocalyps.A
Cyren W32/Injector.A.gen!Eldorado
Symantec Trojan Horse
Elastic malicious (moderate confidence)
ESET-NOD32 a variant of Win32/Lypserat.A
APEX Malicious
Cynet Malicious (score: 100)
Kaspersky Trojan.Win32.Mahato.caj
NANO-Antivirus Trojan.Win32.Mahato.iljob
ViRobot Trojan.Win32.Scar.118272[UPX]
MicroWorld-eScan Gen:Variant.Graftor.30575
Avast Win32:Evo-gen [Susp]
Rising Backdoor.Apocalypse!1.CB82 (CLASSIC)
Ad-Aware Gen:Variant.Graftor.30575
Emsisoft Gen:Variant.Graftor.30575 (B)
Comodo TrojWare.Win32.Mahato.A@1qlb4c
F-Secure Dropper.DR/Delphi.Gen
DrWeb Trojan.Siggen2.15825
TrendMicro TROJ_CALYPS.SMUJ
McAfee-GW-Edition BehavesLike.Win32.Generic.cc
Trapmine malicious.high.ml.score
Sophos Troj/Agent-MYN
Ikarus Trojan.Win32.Mahato
GData Gen:Variant.Graftor.30575
Jiangmin Trojan/Mahato.ob
Webroot W32.Backdoor.Apocalypse
Avira DR/Delphi.Gen
Antiy-AVL Trojan/Generic.ASMalwS.A9
Arcabit Trojan.Graftor.D776F
SUPERAntiSpyware Trojan.Agent/Gen-Frauder
ZoneAlarm Trojan.Win32.Mahato.caj
Microsoft Trojan:Win32/Wacatac.B!ml
TACHYON Trojan/W32.DP-Mahato.118272
AhnLab-V3 Trojan/Win32.Mahato.R2854
VBA32 Trojan.Mahato
ALYac Gen:Variant.Graftor.30575
MAX malware (ai score=84)
Malwarebytes Backdoor.Bifrose
TrendMicro-HouseCall TROJ_CALYPS.SMUJ
Tencent Malware.Win32.Gencirc.10b3db70
Yandex Trojan.GenAsa!NA7xqcRcl+c
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Mahato.AVE!tr
BitDefenderTheta AI:Packer.3130DB4719
AVG Win32:Evo-gen [Susp]
CrowdStrike win/malicious_confidence_70% (D)

How to remove Graftor.30575?

  • 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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