zebNet_Firefox_Backup_2012_7249.exe

The application zebNet_Firefox_Backup_2012_7249.exe has been detected as a potentially unwanted program by 10 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer, however the file is not signed with an authenticode signature from a trusted source. The installer uses the InstallMonetizer platform which will donwload and install adware toolbars and other potentially unwanted software offers during setup. The file has been seen being downloaded from cdn.guttastatdk.us.
MD5:
4020537fb01cd5c0f1842e12b6c40de0

SHA-1:
021a97a92502210adc8179f5f9b996a80d7a69ae

SHA-256:
da87f79c2b391dbfa83fccb6977ef1401a3101e86d8bf056121cecc9cd3ac98c

Scanner detections:
10 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstallMonetizer distribution platform to bundle adware.

Analysis date:
12/25/2024 1:36:43 PM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.Adware
2013.11.01

avast!
NSIS:InstMonetizer-U [PUP]
2014.9-131220

Dr.Web
Adware.Downware.918
9.0.1.0354

ESET NOD32
Win32/InstallMonetizer.AG
7.8994

F-Prot
W32/AdAgent.AI.gen
v6.4.7.1.166

K7 AntiVirus
Adware
13.173.10052

Malwarebytes
PUP.Optional.InstallMonetizer.A
v2013.12.20.04

SUPERAntiSpyware
Heur.Agent/Gen-WhiteBox
10896

Trend Micro House Call
TROJ_GEN.R0C1H08HR13
7.2.354

VIPRE Antivirus
InstallMonetizer
22928

File size:
365.1 KB (373,871 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\zebnet_firefox_backup_2012_7249.exe

File PE Metadata
Compilation timestamp:
12/5/2009 2:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:ge34EPsOW+y59EuWnIvF/Q01M4pkZz5Sd/VSUEQLWpkZyt5q2pd5A8Ww3:Dy0WnO4p8z89+QSp8ybJd5A8H

Entry address:
0x30FA

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, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.8301

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file zebNet_Firefox_Backup_2012_7249.exe has been seen being distributed by the following URL.

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