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installation.exe

TIKi TAKa

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application installation.exe by TIKi TAKa has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the OutBrowse Revenyou installer. The file has been seen being downloaded from ads.adsrvmedia.net.
Publisher:
TIKi TAKa  (signed and verified)

MD5:
a6d80bdcaad4ba35993dde56d41b8316

SHA-1:
e46cef751687fa259a82ab1703cf5160a5a95482

SHA-256:
8ece1959db3460eef6bd165fc3e13f9415a4ce4321c1bf0068855e17a06441ae

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
5/1/2024 10:37:24 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.TIKiTAKa.Bundler (M)
16.5.26.5

File size:
571.4 KB (585,096 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\installation.exe

Digital Signature
Signed by:
TIKi TAKa

Authority:
thawte, Inc.

Valid from:
1/25/2015 12:00:00 AM

Valid to:
12/17/2015 11:59:59 PM

Subject:
CN=TIKi TAKa, O=TIKi TAKa, L=Dublin, S=Dublin, C=IE

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
48DBE2A4F33AD90F2D5F895F2D0486FA

File PE Metadata
Compilation timestamp:
12/5/2009 10:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:VbyDuztb3lWD4ISTcCjnNDfc3LSTnSBLs2VMapvZj:Vby+tb1uVY7T9cqSOw5

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...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://ads.adsrvmedia.net/event/click/0/2Hnro8dsCORMh89L065XTJ33mfgCRq80vhp0RWQh-EJeExWi_l0lTBlN4fJ_XZK52FC9vuYoSa5bEDRMfps44Ui4_9FIzea5a0OqTMDE8ejLbQNBaIKbLl5nkkI1O0tVv13zUizlbdixyl87-xKrLxgrXPQ6XIo4KsvHriIK6VwiltAYr6MkGCv_ESvYZfa2wXLpOVMpfIq3p8lWUYX3SdDN0h4lVocKzAdjBAlRZVEZnk5EjFrOZglmoD_HOlPvtLxFPV1RDMf09Od2twLkbWtHhifFxATI3rJrEne9r7-prfvNG9tI6t3ep4VceL4Cy05-f89JyX4nlkwj6TNZ4TQadg9wCum3CTKN1pAMLBYHGVaj1Z2BEIoN9XFjVGeuOXa9L_t7GcW4KaMJJ89H2oIZo19rTQ/.../

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