Categories: Malware

How to remove “Win32/Tofsee.BJ”?

The Win32/Tofsee.BJ 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

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 Win32/Tofsee.BJ virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Attempts to connect to a dead IP:Port (3 unique times)
  • Creates RWX memory
  • 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.
  • Uses Windows utilities for basic functionality
  • Enumerates services, possibly for anti-virtualization
  • Executed a process and injected code into it, probably while unpacking
  • Installs itself for autorun at Windows startup
  • Attempts to interact with an Alternate Data Stream (ADS)
  • Anomalous binary characteristics

Related domains:

z.whorecord.xyz
a.tomx.xyz
microsoft-com.mail.protection.outlook.com

How to determine Win32/Tofsee.BJ?


File Info:

crc32: 8A359C80md5: c23696b4c3f8fb7060e3c9b8a8f3a532name: upload_filesha1: 8d1d0f8035457831c3e1ea3b346dcfe0d2d9de6csha256: 74c89992679bd6647c1e1045b5e0e7f4fc915b5594d02f48efece04930b73a69sha512: 0a487367252a6ea44ae282fb5be6596a197ad60841943ecd7ccba8902af914b6d17218b67a0dd251ddf242e05998a3b651b93430ee238cbcb5b7ef78b5f01720ssdeep: 196608:3OBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBS:3OBBBBBBBBBBBBBBBBBBBBBBBBBBBBBStype: PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows

Version Info:

0: [No Data]

Win32/Tofsee.BJ also known as:

Bkav W32.AIDetectVM.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKDZ.40568
FireEye Generic.mg.c23696b4c3f8fb70
CAT-QuickHeal Backdoor.Tofsee
McAfee Ransom-Locky!C23696B4C3F8
Cylance Unsafe
AegisLab Trojan.Win32.Tofsee.m!c
Sangfor Malware
K7AntiVirus Trojan ( 0051918c1 )
BitDefender Trojan.GenericKDZ.40568
K7GW Trojan ( 00517c911 )
CrowdStrike win/malicious_confidence_100% (W)
Cyren W32/S-40d98854!Eldorado
Symantec Packed.Generic.493
APEX Malicious
Paloalto generic.ml
ClamAV Win.Malware.Locky-7090183-0
Kaspersky HEUR:Backdoor.Win32.Tofsee.vho
Alibaba Backdoor:Win32/Tofsee.8c63ad39
NANO-Antivirus Trojan.Win32.Tofsee.esxpvm
ViRobot Trojan.Win32.Z.Tofsee.12154944
Rising Trojan.Kryptik!1.AE8C (CLASSIC)
Ad-Aware Trojan.GenericKDZ.40568
Comodo TrojWare.Win32.Tofsee.BJ@79g6sc
VIPRE Trojan.Win32.Generic!BT
Invincea ML/PE-A + Mal/Elenoocka-E
McAfee-GW-Edition BehavesLike.Win32.Backdoor.wc
Sophos Mal/Elenoocka-E
Ikarus Trojan-Ransom.Locky
Jiangmin Backdoor.Poison.aus
Webroot W32.Trojan.Gen
Avira TR/Crypt.ZPACK.Gen4
MAX malware (ai score=87)
Microsoft Backdoor:Win32/Tofsee.T
Arcabit Trojan.Generic.D9E78
ZoneAlarm HEUR:Backdoor.Win32.Tofsee.vho
GData Trojan.GenericKDZ.40568
AhnLab-V3 Win-Trojan/RansomCrypt.Exp
Acronis suspicious
BitDefenderTheta Gen:NN.ZexaF.34590.@tX@a0BBRxj
ALYac Trojan.GenericKDZ.40568
VBA32 Trojan.FakeAV.01657
ESET-NOD32 Win32/Tofsee.BJ
Tencent Malware.Win32.Gencirc.10bab530
Yandex Trojan.GenAsa!Fu9t/cpFyIE
SentinelOne DFI – Malicious PE
eGambit Unsafe.AI_Score_85%
Fortinet W32/Kryptik.GKVH!tr
AVG Win32:Malware-gen
Cybereason malicious.4c3f8f
Avast Win32:Malware-gen
Qihoo-360 Win32/Backdoor.3ba

How to remove Win32/Tofsee.BJ?

  • 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.
Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

Recent Posts

MSIL/GenKryptik.GXIZ information

The MSIL/GenKryptik.GXIZ is considered dangerous by lots of security experts. When this infection is active,…

2 months ago

Malware.AI.2789448175 (file analysis)

The Malware.AI.2789448175 is considered dangerous by lots of security experts. When this infection is active,…

2 months ago

Jalapeno.1878 removal instruction

The Jalapeno.1878 is considered dangerous by lots of security experts. When this infection is active,…

2 months ago

What is “Trojan.Heur3.LPT.YmKfaKBcBekib”?

The Trojan.Heur3.LPT.YmKfaKBcBekib is considered dangerous by lots of security experts. When this infection is active,…

2 months ago

How to remove “Worm.Win32.Vobfus.exmt”?

The Worm.Win32.Vobfus.exmt is considered dangerous by lots of security experts. When this infection is active,…

2 months ago

About “TrojanDownloader:Win32/Beebone.JO” infection

The TrojanDownloader:Win32/Beebone.JO is considered dangerous by lots of security experts. When this infection is active,…

2 months ago