unipack_installer.exe

The application unipack_installer.exe has been detected as a potentially unwanted program by 12 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.goateastcach.us.
MD5:
1ff4a0ec4a88384ecb1fff0ae0742c84

SHA-1:
4edef4c7b838ee96e51796b4b81e45188baa0be6

SHA-256:
c20be57816436bd2f4407d3207fd6767297f6b5c5bedc1143b86d267dfa4dda7

Scanner detections:
12 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstallMonetizer distribution platform to bundle adware.

Analysis date:
12/26/2024 12:29:27 AM UTC  (today)

Scan engine
Detection
Engine version

Baidu Antivirus
Trojan.Win32.InstallMonetizer
4.0.3.131221

Bkav FE
W32.Clod060.Trojan
1.3.0.4613

Dr.Web
Adware.Downware.1663
9.0.1.0355

ESET NOD32
Win32/InstallMonetizer.AG
7.9177

G Data
Win32.Application.InstallMonetizer
13.12.22

K7 AntiVirus
Trojan
13.174.10509

Norman
Suspicious_Gen4.FLADI
11.20131221

Rising Antivirus
NS:PUF.SilenceInstaller!1.9DDF
23.00.65.131219

SUPERAntiSpyware
Trojan.Agent/Gen-Downloader
10893

Trend Micro House Call
ADW_MONETIZER
7.2.355

Trend Micro
ADW_MONETIZER
10.465.21

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.24.3

File size:
150.8 KB (154,467 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}\unipack_installer.exe

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:EgXdZt9P6D3XJP326Q/l5DsJn1HUNhDqpbyx3rOiHMgtzXHoL5MIW665A8W4:Ee34d2Bl6/QDqpbyZr5t5q2pd5A8W4

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:
7.8318

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

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