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installer.exe

The application installer.exe has been detected as a potentially unwanted program by 4 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.adsrvmedia.com.
MD5:
d67cc8bac4ec5606cb7e5e5d4ddbedca

SHA-1:
aee9f17711e9a06e8c49322d90158d69b5454b90

SHA-256:
1076e79d4d5c103b1bb70ad532332103960a8195d22eee3f5262f52241e0e319

Scanner detections:
4 / 68

Status:
Potentially unwanted

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

Analysis date:
11/23/2024 10:23:50 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Evo-gen [Susp]
160126-1

Dr.Web
Threat.Undefined
9.0.1.05190

ESET NOD32
Win32/OutBrowse.M potentially unwanted application
7.0.302.0

VIPRE Antivirus
Threat.4150696
47120

File size:
102 KB (104,426 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\installer.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):
3072:agXdZt9P6D3XJ2CUn5Ky/9XO3jR0eWSzUu/0WN:ae34l4UQ9OzRgW/cm

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:
7.6693

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://ads.adsrvmedia.com/event/click/0/HvfrGd23340omUJ95u1twL7UIvWJod5-VW9csJsPFbWnpoUeKx_d7INQOloOavBR4ilH9a6n2OyBbJFtEiBOICtDV4R_6EgSVWDfX2tFegr7O_oVkGQbJ8TyYs2ICpEoeAJ18rB4aDw-GVlxk78sSFCONGXfw19z0RCcKR0aA9LluhN3OQHMd9h3IfqNZ1cc3r9LpQnsFAY8u0VrzVJSfCdgWYPE8EFV52Qb82mY9ktc-FR8C9q3oEwGeClvtfF8r6JFqdKxocRDmaVu0hpBTkiErM_ZXAEBp9Fb2caFG9s8wsWodvR5EH2UrxkPkqonJovUcbhZW95KMwoYO7fyz9v3WhD8RYCFNFfa9sWtNegsob-L-a2OAboLs8hfCaFefEQ//

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