Backdoor:Win32/Pasur!rfn removal guide

The Backdoor:Win32/Pasur!rfn 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

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 Backdoor:Win32/Pasur!rfn virus can do?

Unconventionial language used in binary resources: Chinese (Simplified)
The binary likely contains encrypted or compressed data.
The executable is compressed using UPX
Anomalous binary characteristics

How to determine Backdoor:Win32/Pasur!rfn?


File Info:
crc32: 87977030
md5: 03975e39425e5533ed2315bfcee12dac
name: 03975E39425E5533ED2315BFCEE12DAC.mlw
sha1: 8106b285f2ddeee27850e5992ac0eb7f2ae888dc
sha256: cfef65102e7e28bc29dd66ac506c443d8e42a8db0d1dc721cc3ee2b5413bc71d
sha512: fef7706bf0d550a1ea1a3f510ed864a29bc1f9d9362d4378e9814c1637f651dcf844640b00895ea9910a032472d826feb3e5c551e705d8a7a6828c761fe0bfaa
ssdeep: 1536:nxSYNkxh4SFTGmly2Aj/YGgbgYDbGp3lCb0Vu7hjgla:xSYOj8/belbUCmIhj
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:
0: [No Data]

Backdoor:Win32/Pasur!rfn also known as:

Bkav	W32.AIDetect.malware2
Lionic	Trojan.Win32.Generic.lsFf
Elastic	malicious (high confidence)
Cynet	Malicious (score: 100)
Cylance	Unsafe
Sangfor	Suspicious.Win32.Save.a
Cybereason	malicious.5f2dde
Cyren	W32/Agent.CM.gen!Eldorado
Symantec	ML.Attribute.HighConfidence
ESET-NOD32	a variant of Win32/Packed.FlyStudio potentially unwanted
APEX	Malicious
Avast	FileRepMalware
ClamAV	Win.Trojan.226043-1
NANO-Antivirus	Trojan.Win32.HTUP.cxdnze
Tencent	Win32.Trojan.Generic.Eol
VIPRE	Trojan.1
McAfee-GW-Edition	BehavesLike.Win32.Trojan.kc
FireEye	Generic.mg.03975e39425e5533
SentinelOne	Static AI – Malicious PE
eGambit	Unsafe.AI_Score_100%
Antiy-AVL	Trojan/Generic.ASCommon.FB
Microsoft	Backdoor:Win32/Pasur!rfn
GData	Win32.Riskware.FlyStudio.C
McAfee	Artemis!03975E39425E
VBA32	Trojan.Wacatac
Panda	Trj/CI.A
Ikarus	Worm.Win32.FlyStudio
MaxSecure	Trojan.Malware.300983.susgen
Fortinet	W32/FlyStudio.C!tr
AVG	FileRepMalware
Paloalto	generic.ml

How to remove Backdoor:Win32/Pasur!rfn?

Backdoor:Win32/Pasur!rfn removal tool

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.

About the author

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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