Backdoor:Win32/Protux.C!bit (file analysis)

The Backdoor:Win32/Protux.C!bit 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 Backdoor:Win32/Protux.C!bit virus can do?

Sample contains Overlay data
Reads data out of its own binary image
Authenticode signature is invalid
Anomalous binary characteristics

How to determine Backdoor:Win32/Protux.C!bit?


File Info:
name: 5648A29305E1262DA82A.mlw
path: /opt/CAPEv2/storage/binaries/f5afd0c4825dd040cfbd6617747a7156dda86ba846783d0174b7a433ffd6f505
crc32: ACBA1998
md5: 5648a29305e1262da82a333f519c0750
sha1: a0b3517aa3e18e17948f9d36ccfcb8c9ab292631
sha256: f5afd0c4825dd040cfbd6617747a7156dda86ba846783d0174b7a433ffd6f505
sha512: ee8400c7040673c56c3cec8de7666660c79f9b6bfb80ffba96a3bc24043559ce8dca8ddc34824ed0955ce377f77ca822c9e5c4e4ded8c576fc88dc76fcbfeab0
ssdeep: 24576:FmjTlHHKmMDsmonrtRtwGV5VIcA7PdDfw7BkfuDa/tY+Z0M1SeKcQ3:FmjZCsmonJRtwGzARU9nsjIe23
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1575533E1BC45ABB2CFE64772684F0852FF166D31C76BC16648603108F1B96F9D0B798A
sha3_384: ec6aca4714b8737d13f41976ffe26641a4dbc08430bd3c18aff7b44adef1a0882b760b917f84296ee9bf1dc89769d417
ep_bytes: 558bec6aff688031400068942a400064
timestamp: 2010-07-08 13:48:00

Version Info:
0: [No Data]

Backdoor:Win32/Protux.C!bit also known as:

Bkav	W32.AIDetectMalware
tehtris	Generic.Malware
MicroWorld-eScan	Trojan.GenericKDZ.94991
CAT-QuickHeal	Backdoor.Poison.18050
Skyhigh	BehavesLike.Win32.Generic.tc
ALYac	Trojan.GenericKDZ.94991
Malwarebytes	Generic.Malware.AI.DDS
VIPRE	Trojan.GenericKDZ.94991
Sangfor	Suspicious.Win32.Save.ins
K7AntiVirus	Trojan ( 0053eef51 )
BitDefender	Trojan.GenericKDZ.94991
K7GW	Trojan ( 0053eef51 )
Cybereason	malicious.aa3e18
BitDefenderTheta	Gen:NN.ZexaF.36792.v1Z@ay0RJ4c
Symantec	ML.Attribute.HighConfidence
Elastic	malicious (high confidence)
ESET-NOD32	a variant of Win32/Protux.NAU
APEX	Malicious
ClamAV	Win.Trojan.Terminatorat-1
Kaspersky	Trojan-Dropper.Win32.Agent.sbra
NANO-Antivirus	Trojan.Win32.SmlSDCW.bxogjo
Rising	Backdoor.Protux!8.305D (TFE:5:tMETU0IEhID)
F-Secure	Trojan.TR/Crypt.ZPACK.Gen
DrWeb	Trojan.MulDrop8.31902
Trapmine	malicious.high.ml.score
FireEye	Generic.mg.5648a29305e1262d
Emsisoft	Trojan.GenericKDZ.94991 (B)
Ikarus	Backdoor.Win32.Protux
Jiangmin	TrojanDropper.Agent.gfww
Webroot	W32.Trojan.Gen
Varist	W32/Protux.F.gen!Eldorado
Avira	TR/Crypt.ZPACK.Gen
Antiy-AVL	Trojan/Win32.TSGeneric
Kingsoft	malware.kb.a.1000
Microsoft	Backdoor:Win32/Protux.C!bit
Xcitium	TrojWare.Win32.Protux.NAS1@6ldg0s
Arcabit	Trojan.Generic.D1730F
ZoneAlarm	Trojan-Dropper.Win32.Agent.sbra
GData	Trojan.GenericKDZ.94991
Cynet	Malicious (score: 100)
AhnLab-V3	Trojan/Win.FQFT.C5522791
McAfee	Trojan-FQFT!5648A29305E1
MAX	malware (ai score=83)
DeepInstinct	MALICIOUS
VBA32	BScope.Trojan.Tiggre
Cylance	unsafe
Panda	Trj/Genetic.gen
Tencent	Malware.Win32.Gencirc.10bf3997
Yandex	Trojan.DR.Agent!IAOg87T8BUA
SentinelOne	Static AI – Suspicious PE
Fortinet	W32/Protux.NAR!tr
AVG	Win32:Evo-gen [Trj]
Avast	Win32:Evo-gen [Trj]
CrowdStrike	win/malicious_confidence_100% (D)

How to remove Backdoor:Win32/Protux.C!bit?

Backdoor:Win32/Protux.C!bit 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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