Should I remove “Backdoor.BlackHole”?

The Backdoor.BlackHole 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.BlackHole virus can do?

Unconventionial binary language: Chinese (Simplified)
Unconventionial language used in binary resources: Chinese (Simplified)
Network activity detected but not expressed in API logs
Anomalous binary characteristics

How to determine Backdoor.BlackHole?


File Info:
crc32: 35173C72
md5: 9ea6f1712904d3e24effcfb6811bb427
name: savpdf.exe
sha1: 718ab28464a1e11c8149ed2e26ade1858cc88566
sha256: 2cec0bb062adfcab0bf9cabb230e8bb4ff2c3fbc2b9b33d55580575afd0daf9d
sha512: 6366b13d7a8498f083acfe45201f71a605a86f7d4164fadff731d1332fb38a1e8bce41de161ea4d1277ead1a6f31475610e563928b2da32caae4f7cf8b25ed25
ssdeep: 384:2lECh/Tb9wZkeEEFhQtJjss9wZkeEEFhQt0:2x/SSeEEFhQtMSeEEFhQt0
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:
LegalCopyright: pdf
FileVersion: 1.0.0.0
CompanyName: syz
Comments: pdf
ProductName: pdf
ProductVersion: 1.0.0.0
FileDescription: pdf
Translation: 0x0804 0x04b0

Backdoor.BlackHole also known as:

FireEye	Generic.mg.9ea6f1712904d3e2
McAfee	RDN/Generic.grp
Cybereason	malicious.464a1e
Invincea	heuristic
BitDefenderTheta	Gen:NN.ZexaE.34098.bq0@a4Pcdqjb
F-Prot	W32/S-9ddcf368!Eldorado
Symantec	ML.Attribute.HighConfidence
APEX	Malicious
Paloalto	generic.ml
NANO-Antivirus	Trojan.Win32.Drop.dlhwif
Comodo	TrojWare.Win32.FlyStudio.~UJ@1sa9s6
McAfee-GW-Edition	RDN/Generic.grp
Trapmine	malicious.high.ml.score
Ikarus	PUA.PUPStudio
Cyren	W32/S-9ddcf368!Eldorado
Webroot	W32.Trojan.Gen
Antiy-AVL	GrayWare/Win32.FlyStudio.b
Microsoft	Trojan:Win32/Occamy.C
AegisLab	Trojan.Win32.Generic.4!c
AhnLab-V3	Malware/Win32.Generic.C3147090
VBA32	Backdoor.BlackHole
TrendMicro-HouseCall	TROJ_GEN.R067H0CJR19
Rising	Trojan.Tiggre!8.ED98 (CLOUD)
SentinelOne	DFI – Malicious PE
eGambit	Unsafe.AI_Score_87%
Fortinet	W32/Generic.AC.3524951
AVG	Win32:Malware-gen
Avast	Win32:Malware-gen
CrowdStrike	win/malicious_confidence_90% (W)

How to remove Backdoor.BlackHole?

Backdoor.BlackHole 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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