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browser_companion_autoupdate_for_chrome.exe

Blabbers Communications Ltd

This is the Blabbers installer, a PUP (potentially unwanted program) that will modify the web browser's search behavior as well as may hijack the browser's home page and other providers. The application browser_companion_autoupdate_for_chrome.exe by Blabbers Communications has been detected as adware by 3 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from 0b8e114a07685091e02b-835e9ff67211e10c66f778b8e3e887e5.r9.cf1.rackcdn.com.
Publisher:
Blabbers Communications Ltd  (signed and verified)

Version:
2

MD5:
cd730db5d1b1d096f74ae5670af77ad7

SHA-1:
fcfe384e70a721a043f70540454650e5590d2c20

SHA-256:
da1efa84b526d995f44e1f63070a2442f504143addd20a5ed28729db06435a55

Scanner detections:
3 / 68

Status:
Adware

Analysis date:
4/24/2024 11:28:17 AM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Adware.Shopper.303
9.0.1.0358

ESET NOD32
Win32/BrowserCompanion
7.8024

Reason Heuristics
PUP.BlabbersCommunications.h
14.8.7.17

File size:
948.1 KB (970,880 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\browser_companion_autoupdate_for_chrome.exe

Digital Signature
Signed by:
Blabbers Communications Ltd

Authority:
COMODO CA Limited

Valid from:
2/21/2012 1:00:00 AM

Valid to:
2/21/2014 12:59:59 AM

Subject:
CN=Blabbers Communications Ltd, O=Blabbers Communications Ltd, STREET=Arad 3, L=Tel Aviv, S=Israel, PostalCode=43034, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00A56E0C91F7B125DC48FCA4C6077C7BC6

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:41 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:r0FMPRU+C5po6u3gA293KIgVvg8Alzb4wnn+7AGN4jaPRP:gi2+PMAE3wNgp1bdASjaPRP

Entry address:
0x30CB

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 38, 3F, 42, 00, E8, F1, 2B, 00, 00, A3, 84, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 36, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

The file browser_companion_autoupdate_for_chrome.exe has been seen being distributed by the following URL.

http://0b8e114a07685091e02b-835e9ff67211e10c66f778b8e3e887e5.r9.cf1.rackcdn.com/Browser_Companion_AutoUpdate_for_Chrome.exe

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