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extensionupdaterservice.exe

Bit Cocktail Ltd.

The application extensionupdaterservice.exe by Bit Cocktail has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. It runs as a separate (within the context of its own process) windows Service named “Web Assistant Updater”.
Publisher:
Bit Cocktail Ltd.  (signed and verified)

MD5:
9db9cf2cd27e135f23c9fbf47804ce21

SHA-1:
22309dab1846f6bdfa42bb8c9de68081e1234be2

SHA-256:
5a2a1869fd04aa6f6023896dd3bf584ad5dc64b49a023fa7da73877b32940eef

Scanner detections:
1 / 68

Status:
Potentially unwanted

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
4/25/2024 9:59:06 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.BitCocktail (M)
16.1.20.5

File size:
188 KB (192,512 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\web assistant\extensionupdaterservice.exe

Digital Signature
Signed by:
Bit Cocktail Ltd.

Authority:
Thawte, Inc.

Valid from:
11/12/2012 7:00:00 AM

Valid to:
1/17/2014 6:59:59 AM

Subject:
CN=Bit Cocktail Ltd., O=Bit Cocktail Ltd., L=Herzeliya, S=Herzeliya, C=IL

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
2FF74ED2AFEBAFD72E0750E98DC63C1C

File PE Metadata
Compilation timestamp:
6/30/2013 8:36:15 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
3072:bfH/KgjqnJsZFrMSPkI6tS+gL8eLKTw6t71D6ev5Ybpz:bfCgjEbI6tSRL8e2TwGDFibp

Entry address:
0xAD21

Entry point:
E8, 3A, 57, 00, 00, E9, 79, FE, FF, FF, CC, CC, CC, CC, CC, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74, 69, 33, C0, 8A, 44, 24, 08, 84, C0, 75, 16, 81, FA, 00, 01, 00, 00, 72, 0E, 83, 3D, 20, 12, 42, 00, 00, 74, 05, E9, F1, 57, 00, 00, 57, 8B, F9, 83, FA, 04, 72, 31, F7, D9, 83, E1, 03, 74, 0C, 2B, D1, 88, 07, 83, C7, 01, 83, E9, 01, 75, F6, 8B, C8, C1, E0, 08, 03, C1, 8B, C8, C1, E0, 10, 03, C1, 8B, CA, 83, E2, 03, C1, E9, 02, 74, 06, F3, AB, 85, D2, 74, 0A, 88, 07, 83, C7, 01, 83, EA, 01, 75, F6, 8B, 44...
 
[+]

Entropy:
6.0591

Code size:
98 KB (100,352 bytes)

Service
Display name:
Web Assistant Updater

Type:
Win32OwnProcess


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