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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 7 anti-malware scanners. It runs as a separate (within the context of its own process) windows Service named “Web Assistant”.
Publisher:
Bit Cocktail Ltd.  (signed and verified)

MD5:
d75398987c968dcbabc411e08029e387

SHA-1:
a02bc363b2550ba9d336a7587b6b83c8f7906193

SHA-256:
225497d4b820f5a024d28b962355eb164e957517f6ccfa7426b8936acc26191e

Scanner detections:
7 / 68

Status:
Potentially unwanted

Analysis date:
4/19/2024 10:27:13 AM UTC  (today)

Scan engine
Detection
Engine version

Boost by Reason
Optional.Service.BitCocktail.X
188838

ESET NOD32
Win32/Toolbar.BitCocktail (variant)
7.9183

K7 AntiVirus
Unwanted-Program
13.174.10548

Malwarebytes
PUP.Optional.SweetPacks.A
v2013.12.18.03

Reason Heuristics
PUP.Service.BitCocktail.X
14.8.13.23

Sophos
BitCocktail
4.96

ViRobot
Trojan.Win32.A.Agent.188760
2011.4.7.4223

File size:
184.3 KB (188,760 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 1:00:00 AM

Valid to:
1/17/2014 12:59:59 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:
1/29/2013 1:28:21 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
3072:gfH/KgjqnJsZFrMSPkI6tS+gL8eLKTw68b1O6ev5YbpzG:gfCgjEbI6tSRL8e2Tw9OFibpC

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...
 
[+]

Code size:
98 KB (100,352 bytes)

2 Services
Display name:
Web Assistant

Type:
Win32OwnProcess

Display name:
Web Assistant Updater

Type:
Win32OwnProcess


The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to s3-1-w.amazonaws.com  (52.216.2.16:80)

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