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internet_explorer_8.exe

The application internet_explorer_8.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 downloader.browsersinfo.com a web site host known to distribute potentially unwanted software operated by Quick Downloader.
MD5:
bd93ff72b5384a3febf12bc4b425256f

SHA-1:
c7c53e61f2495d5b8c9da6d33a4605d67ce1a956

SHA-256:
1cd5e91ce7b1839347f33ef20c1bd49ec349b660e0e06b41a76da1598caf3b71

Scanner detections:
4 / 68

Status:
Potentially unwanted

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

Analysis date:
4/24/2024 4:16:23 PM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
Win32/OutBrowse.M potentially unwanted application
7.0.302.0

McAfee
Program.Adware-OutBrowse
18.0.204.0

Reason Heuristics
PUP.OutBrowse (M)
16.3.22.7

VIPRE Antivirus
Threat.4784459
29708

File size:
100.6 KB (103,012 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\Documents and Settings\{user}\My documents\downloads\internet_explorer_8.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:OgXdZt9P6D3XJJCW5Ky/9XO3jR0eWSzUu/0Wo:Oe34OWUQ9OzRgW/c7

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:
7.6637

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file internet_explorer_8.exe has been seen being distributed by the following URL.

http://downloader.browsersinfo.com/download.php?id=528fc0efdb0ba5541ed34b988601a6c92c12b7da&z=8&p=eyJweSI6ImJpIiwicnMiOiJnb29nbGUiLCJydCI6InNlYXJjaCIsImMiOiJ1cyIsIm8iOiJ3aW54cCIsImIiOiJjaDMzIiwidV9pZCI6ImJpXzUzMzM0NTkyMWFiNzc1LjkwNzMzNTA5IiwicGFfaWQiOiI4Iiwic3RfaWQiOiIwIiwic3BfaWQiOiIwMDAwLTAwMDEiLCJ0cyI6MTM5NTg2OTA3NCwia3ciOiJpbnRlcm5ldCBleHBsb3JlciIsImN1IjoiaW50ZXJuZXQgZXhwbG9yZXIiLCJjYSI6bnVsbH0=

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