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installer.exe

The application installer.exe has been detected as a potentially unwanted program by 3 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:
aea32fcc921ac084a83aba9543860092

SHA-1:
0a0c3b9e158de12fd9a45d64f939311723d7a1e6

SHA-256:
6b40493dae944e03f654e2244df1297711cd686f9390d565909a3245fb9c3c24

Scanner detections:
3 / 68

Status:
Potentially unwanted

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

Analysis date:
12/25/2024 6:08:32 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Evo-gen [Susp]
160708-3

ESET NOD32
Win32/OutBrowse.L potentially unwanted application
8.0.319.0

VIPRE Antivirus
Threat.4150696
50880

File size:
102 KB (104,410 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 5:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:agXdZt9P6D3XJ2CHG455Ky/9XO3jR0eWSzUu/0Wn:ae34lF5UQ9OzRgW/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:
7.6694

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/oF87OWt9Oa5j_O2Ouk5Dpd6cZdoqbZ7h3FGyJJUq-4hdjStTTPvdpH32jNl2SX8p0g8fNyBaYgmb4erA0DRujZFwqTJqbBdMypTQ5OnYoAb1lSlUbaWYc938JE0GeEhsHySKnx8RCAT8dNm6kDhugPL5bMc52blfow9OuHLFbghW587ZQJcP52lVU351KciglPYGqUoA_9lJrf7V0xAR-NG4aHzjy80OCw563FE1fDowX6pMPnY_pHx6z0_lBNMDw1hYdnB3eu3wXGFcRRWK8xIgMR54yPo0sBXHKK_ED564RsjkhXr5HINST8Vld2zBzfjstU2sndb4Tltdrhd7hjKR5ciDRe_SgzYpMoTbX6looTQ8i7ssFzzx7-a6eak//

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