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installer.exe

The application installer.exe has been detected as a potentially unwanted program by 12 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 xads.zedo.com.
MD5:
e958292b67fdafee95d3a78903312ccb

SHA-1:
57a14ac967039330c4c73b1fb526aaec67c24fc2

SHA-256:
1b5cdfeacda9c6cf795366e1c0e09e8ee13ee596db30f763b203506dfe7c179a

Scanner detections:
12 / 68

Status:
Potentially unwanted

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

Analysis date:
4/25/2024 6:04:20 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.OutBrowse
7.1.1

AhnLab V3 Security
PUP/Win32.OutBrowse
2015.01.19

Avira AntiVirus
APPL/Downloader.Gen
7.11.202.98

avast!
Adware-gen [Adw]
150101-1

Dr.Web
Threat.Undefined
9.0.1.05190

ESET NOD32
Win32/OutBrowse.M potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/OutBrowse
1/18/2015

F-Prot
W32/Outbrowse.B.gen
v6.4.7.1.166

Malwarebytes
PUP.Optional.OutBrowse
v2015.01.18.10

NANO AntiVirus
Trojan.Win32.Generic.cthmwf
0.30.0.64448

Rising Antivirus
PE:Trojan.Win32.Generic.168E759E!378434974
23.00.65.15116

VIPRE Antivirus
Threat.4150696
36694

File size:
100.1 KB (102,471 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 4:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:cgXdZt9P6D3XJcCEq5Ky/9XO3jR0eWSzUu/0W0:ce34vxUQ9OzRgW/cv

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:
7.6806

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://xads.zedo.com/ads2/c?a=1892418;x=2317;g=172;c=2019000256,2019000256;i=0;n=2019;s=215;1=8;2=1;tg=1396380019;vr=1;m=59;w=26;os=5;ct=1;p=6;h=2360602;f=2360607;b=10;u=90REwsSxRy2ksO@qtpVeRg**~031314;z=0.847159035670198;ainfo=;k=http://network.adsmarket.com/.../jWJsmWecqZiIaGqVX8p6w4iQap5konyZimKYlmOhfJyJkGqVYpx_lbdocJZhoXs?dp=1892418&dp2=172&dp3=2019000256&dp4=215

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