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flash player.exe

The application flash player.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 www.1freedown.com.
MD5:
f6a1e054dcb1704373b35e1151a36c5d

SHA-1:
e8c3454c76e54158bf11af2ecc3b995b3321e1e7

SHA-256:
8c79cef1b7d15da06c950501a16e6b03970a232d3c6e70c2995c44dd8e7878ce

Scanner detections:
4 / 68

Status:
Potentially unwanted

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

Analysis date:
4/23/2024 1:54:05 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:OutBrowse-G [PUP]
160708-3

ESET NOD32
Win32/OutBrowse.T potentially unwanted application
8.0.319.0

Kaspersky
not-a-virus:AdWare.Win32.OutBrowse
15.0.0.562

Reason Heuristics
PUP.OutBrowse (M)
16.7.22.3

File size:
914.8 KB (936,760 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\flash player.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):
24576:k/HXdyZNrNF/4lgGhpwJxmntxyVKc9lQTELQ:QHXc3BqXp6encrQIL

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:
7.9175

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://www.1freedown.com/.../download.php?id=53793c1d20726&i=adus

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