Backdoor

Backdoor.Tofsee removal guide

Malware Removal

The Backdoor.Tofsee 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.Tofsee virus can do?

  • Executable code extraction
  • Creates RWX memory
  • Unconventionial language used in binary resources: Portuguese (Brazilian)
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Network activity detected but not expressed in API logs
  • Creates a copy of itself

How to determine Backdoor.Tofsee?


File Info:

crc32: 3A9BD711
md5: 72cfa33b978294103889481feca472f2
name: pred777amx.exe
sha1: 0615eb31fd67345b9fa0d57d12a3bcb363152abe
sha256: 5d366decba2f9078f457cb35fe7bfd198760683a709f0d33745fc6e0ba59ac8a
sha512: d1de5fee23b7a858ec62b849cd8a41cf896ab8b6df4836c65ba36942c1d1727b36832d45713a578c93e8a0b8650bf55923568637d91bb9b2196257a2ae015559
ssdeep: 3072:m04yjyyUD1HncBNyBNp5oEug4OkyJAQF1G8Xrrw+cC+lJDJEQkjvuMM:SR1HUUPCEZ4OkyJ9rrw+cZTuZSMM
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0115 0x04e5

Backdoor.Tofsee also known as:

MicroWorld-eScanTrojan.GenericKD.32903399
CAT-QuickHealBackdoor.Tofsee
McAfeeGenericRXJK-EQ!72CFA33B9782
VIPRETrojan.Win32.Generic!BT
SangforMalware
K7AntiVirusTrojan ( 0055e4a71 )
BitDefenderTrojan.GenericKD.32903399
K7GWTrojan ( 0055e4a71 )
TrendMicroTROJ_GEN.R002C0DA720
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Kryptik.GZYT
APEXMalicious
AvastWin32:CrypterX-gen [Trj]
ClamAVWin.Trojan.Agent-7490402-0
KasperskyHEUR:Backdoor.Win32.Tofsee.vho
AlibabaTrojanPSW:Win32/Azorult.c0394c75
Ad-AwareTrojan.GenericKD.32903399
EmsisoftTrojan.Generic (A)
ComodoMalware@#2ybtolpr855mx
DrWebTrojan.Spynet.33
Invinceaheuristic
McAfee-GW-EditionBehavesLike.Win32.PUPXFM.dh
FireEyeGeneric.mg.72cfa33b97829410
SophosMal/Generic-S
IkarusTrojan.Win32.Crypt
JiangminTrojan.Zenpak.ari
FortinetW32/Malicious_Behavior.VEX
ArcabitTrojan.Generic.D1F610E7
ZoneAlarmHEUR:Backdoor.Win32.Tofsee.vho
MicrosoftPWS:Win32/Azorult.V!MTB
AhnLab-V3Trojan/Win32.MalPe.R306780
ALYacSpyware.Infostealer.Azorult
MAXmalware (ai score=100)
VBA32BScope.Trojan.Fuerboos
PandaTrj/GdSda.A
TrendMicro-HouseCallTROJ_GEN.R002C0DA720
RisingTrojan.Kryptik!1.C10B (CLASSIC)
SentinelOneDFI – Suspicious PE
eGambitUnsafe.AI_Score_81%
GDataTrojan.GenericKD.32903399
AVGWin32:CrypterX-gen [Trj]
Paloaltogeneric.ml
CrowdStrikewin/malicious_confidence_90% (W)
Qihoo-360Win32/Backdoor.3ba

How to remove Backdoor.Tofsee?

Backdoor.Tofsee 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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