Backdoor

What is “Backdoor.BlackNet”?

Malware Removal

The Backdoor.BlackNet 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.
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What Backdoor.BlackNet virus can do?

  • Executable code extraction
  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • A process attempted to delay the analysis task.
  • Reads data out of its own binary image
  • A process created a hidden window
  • Drops a binary and executes it
  • The binary likely contains encrypted or compressed data.
  • A scripting utility was executed
  • Checks for the presence of known windows from debuggers and forensic tools
  • Tries to unhook or modify Windows functions monitored by Cuckoo
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Checks the version of Bios, possibly for anti-virtualization
  • Detects VirtualBox through the presence of a registry key
  • Creates a copy of itself
  • Attempts to disable Windows Defender
  • Collects information to fingerprint the system
  • Anomalous binary characteristics

How to determine Backdoor.BlackNet?


File Info:

crc32: D75D7AB4
md5: 1daec173bef2d6c442c4a59db74be63d
name: 146dd15ab549f6a0691c3a728602ce283825b361aa825521252c94e4a8bd94b4
sha1: 6b527fc7232188e3afcace62f625df406af548be
sha256: 146dd15ab549f6a0691c3a728602ce283825b361aa825521252c94e4a8bd94b4
sha512: f5cba6c7d6ac2a0840d64c5fcefd434788027e2a0e3c426352aea627f82e57f7ae5348031bfd879cc377f02ae652a079405557c4fb0b0026a73ab4884480cb95
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: xa9 Microsoft Corporation. All rights reserved.
Assembly Version: 10.0.18362.1
InternalName: svchost.exe
FileVersion: 10.0.18362.1
CompanyName: Microsoft Corporation
Comments: Host Process for Windows Services
ProductName: Microsoftxae Windowsxae Operating System
ProductVersion: 10.0.18362.1
FileDescription: Windows Update Assistant
OriginalFilename: svchost.exe

Backdoor.BlackNet also known as:

BkavW32.HfsAutoB.
MicroWorld-eScanTrojan.GenericKD.42880222
Qihoo-360Generic/Trojan.ee3
ALYacTrojan.MSIL.HydraPOS
SangforMalware
K7AntiVirusTrojan ( 0056338b1 )
BitDefenderTrojan.GenericKD.42880222
K7GWTrojan ( 0056338b1 )
CrowdStrikewin/malicious_confidence_60% (W)
TrendMicroTROJ_FRS.0NA103CN20
BitDefenderThetaGen:NN.ZexaF.34104.8G2@aKwz4Kgi
F-ProtW32/Kryptik.ARB
SymantecTrojan Horse
ESET-NOD32a variant of Win32/Packed.Themida.HKA
APEXMalicious
Paloaltogeneric.ml
KasperskyTrojan.MSIL.HydraPOS.alf
AlibabaTrojan:MSIL/HydraPOS.579954b5
ViRobotTrojan.Win32.S.Agent.990848
RisingTrojan.Fuerboos!8.EFC8 (CLOUD)
Ad-AwareTrojan.GenericKD.42880222
EmsisoftTrojan.GenericKD.42880222 (B)
F-SecureTrojan.TR/Hydra.iynkk
DrWebTrojan.DownLoader33.19953
VIPRETrojan.Win32.Generic!BT
Invinceaheuristic
McAfee-GW-EditionRDN/Generic.tfr
FortinetW32/Generik.IKVDEIB!tr
Trapminemalicious.high.ml.score
SophosTroj/DwnLdr-ZTR
SentinelOneDFI – Suspicious PE
CyrenW32/Trojan.YUNH-7855
JiangminTrojan.Banker.ClipBanker.nd
WebrootW32.Trojan.Gen
AviraTR/Hydra.iynkk
MAXmalware (ai score=100)
Endgamemalicious (high confidence)
ArcabitTrojan.Generic.D28E4CDE
AegisLabTrojan.MSIL.HydraPOS.4!c
ZoneAlarmTrojan.MSIL.HydraPOS.alf
MicrosoftTrojan:Win32/CryptInject!MSR
AhnLab-V3Trojan/Win32.HydraPOS.C4029964
McAfeeArtemis!1DAEC173BEF2
VBA32BScope.TrojanPSW.Agent
MalwarebytesBackdoor.BlackNet
PandaTrj/CI.A
TrendMicro-HouseCallTROJ_FRS.0NA103CN20
TencentMsil.Trojan.Hydrapos.Ebrq
IkarusTrojan.Crypt
eGambitUnsafe.AI_Score_83%
GDataTrojan.GenericKD.42880222
AVGWin32:DangerousSig [Trj]
Cybereasonmalicious.723218
AvastWin32:DangerousSig [Trj]

How to remove Backdoor.BlackNet?

Backdoor.BlackNet 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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