WelcomB-B removal

The WelcomB-B 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 WelcomB-B virus can do?

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

How to determine WelcomB-B?


File Info:
name: 521D1B1B78FF18433203.mlw
path: /opt/CAPEv2/storage/binaries/2a0b419ba4bd8d15a27e1477f50f5df728954b992af5a631ed03c95e14fe2e27
crc32: DDDAE26F
md5: 521d1b1b78ff18433203f0a5ccf5c1b4
sha1: 6587062f9f2165aee3ddf5bdbe12e2d062e32eb3
sha256: 2a0b419ba4bd8d15a27e1477f50f5df728954b992af5a631ed03c95e14fe2e27
sha512: 48865ac3f0387cbd2c2f6ba0c6b37fbde0f1133e1db830bd6735b17e6f3acfb16cd7572a8f233d22a289bd62582b6bf6a153cb561d37acba37185b51eec2f754
ssdeep: 12288:0bSERqnux+lIxJXZVJnloZulM6hKeQznZXLpelSoKb85t7cNJz1wLTLPUZyOWuj5:05R+uElqVJlZlMMtQznJ6SIpc2PriZ0K
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T14FF41212F5F4803BD562883119E27A39F3F9AC71E2798E56DB5C0C4D4E60A93C66970F
sha3_384: 43c8ef5cee45ac2a2ed8a5d63ef1816be39f8e6287dafbc399316653b899f0596caac271273728ed6e3603b015e0bd8c
ep_bytes: 64a100000000558bec6aff6880564100
timestamp: 2002-09-10 18:10:09

Version Info:
CompanyName: 
FileDescription: WinImage Self Extractor file
FileVersion: 6.10.6100
InternalName: WINIMAGE
LegalCopyright: Copyright © Gilles Vollant 1993-2002
LegalTrademarks: 
OriginalFilename: WIMA_SFX.EXE
ProductName: 
ProductVersion: 6.10.6100
Translation: 0x0409 0x04e4

WelcomB-B also known as:

ClamAV	Win.Trojan.Bupt-3
Skyhigh	Artemis
McAfee	Artemis!521D1B1B78FF
Alibaba	Virus:Win32/WelcomB-B.622fd2c5
Avast	WelcomB-B
F-Secure	Malware.BOO/BUPT-C
Ikarus	Virus.Boot.Bupt9146
Google	Detected
Avira	BOO/BUPT-C
GData	Win32.Trojan.Agent.IIDZD4
Fortinet	W32/PossibleThreat
AVG	WelcomB-B
DeepInstinct	MALICIOUS

How to remove WelcomB-B?

WelcomB-B 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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