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setup.exe

The application setup.exe has been detected as a potentially unwanted program by 2 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 setup routine uses the RevenYou.Com Pay Per Install platform (OutBrowse) which bundles additional software offers inclduing toolbars, extensions, PC utilities as well as other PUPs. The file has been seen being downloaded from ads.adk2.com.
MD5:
3bcd5977d22b87f4124dbf8d77cd82cc

SHA-1:
0d76e29ac3a756ed04c44eb2845da6146626d2b5

SHA-256:
783bd3c8a5e83a4c2f5245e92e59f0d3680f0febc4651b1ea33d3a97f87029cd

Scanner detections:
2 / 68

Status:
Potentially unwanted

Explanation:
Bundles additional adware offers during download and installation using the OutBrowse installer.

Analysis date:
11/26/2024 9:52:30 PM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
Win32/OutBrowse.T potentially unwanted application
8.0.319.0

Reason Heuristics
Bundler.OutBrowse.ET
16.12.11.23

File size:
692.6 KB (709,218 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\setup.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):
12288:4V6HX1DQhZkur/tnwb0F/3FGsucL2nhwOqgwJ9vLmntVF:4oHXdyZNrNF/4lgGhpwJxmnt7

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:
7.9075

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://ads.adk2.com/event/click/0/NuUVu0qOzI9uFzYqL3SDyHJBpDVn6IIJoCRj99aL0QCUGMVfzZ2Gv14DPzZcEHrC5wFu660AVS5lmk3VYflwzQPa0ZLirI15YXp3XVYfVPToYIcXXk5sPbwMYbqBx4y-C_-qlNePkVZhE8cKnnW46RZUd_TxXbL7qEAmS1QIEc3V4TmTSsX9ngv870Yhhs36CilkOh7zzVoIwcJxLNDaFQioLBrrSavrEGmLO91Aux_hce6Z5FgxdInjXtYbkKBvHcZYiC5RM5IwoEit64xVznX76Ee952Kq5-Gv5HPDezvleCdUHSaGPvsuzDa6DJ5y92m6__P8A6fES5mRHbAJS_PPCXrOVNV_YP67JQWrDSfodn8idFbNcz0Dcz3nzNEJXVE/.../

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