home

firefox.exe

Setup

TRUSTed download tyy

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application firefox.exe by TRUSTed download tyy 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 installer is marketed through download protals and search ads as the free Mozilla Firefox web browser but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
TRUSTed download tyy  (signed and verified)

Product:
Setup

Version:
1.9.3.0

MD5:
33fb7d0e6b8847d77ba24abbfb801aad

SHA-1:
129418f27f7d8f3532ef7588649dc4339e633538

SHA-256:
24b2c18f3505a58c6902c26272f87ceb0fa00f24cf9cd645f284ffbb97957845

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 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
11/2/2024 11:34:27 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.TRUSTeddownloadtyy.Bundler (M)
16.2.16.15

File size:
1.1 MB (1,146,752 bytes)

Product version:
1.9.3.0

Copyright:
Setup

Original file name:
Ionic.Zip-2015Mar05-044919-5185e2af-6295-411f-9b06-342a291b13ff.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou

Language:
Language Neutral

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

Digital Signature
Signed by:
TRUSTed download tyy

Authority:
thawte, Inc.

Valid from:
3/2/2015 4:00:00 PM

Valid to:
1/27/2016 3:59:59 PM

Subject:
CN=TRUSTed download tyy, O=TRUSTed download tyy, L=Dublin, S=Dublin, C=IE

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

Serial number:
57BBED31E2E1A7B903723909513FAB40

File PE Metadata
Compilation timestamp:
3/4/2015 8:49:19 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
24576:hbSaE4mvt/z2an1z3JYVbFEFDMAm+jz90zpPy9WNhCcoTh:hbSv4mvx2adqVbm2AmEUb/fe

Entry address:
0x75F3E

Entry point:
FF, 25, 00, 20, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
7.5749

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
464 KB (475,136 bytes)

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

http://get1.0108tech.info/.../1425530957/1425530957?36894716332ZF9sLTA4bzcuMjM2LR5bOSswLTEwJGk3KicwLDAgazovI2pqZmBuYm5rXmtiN0tccG5vIGJ1Y3JsZDRkbXNqcCIxXh8qXSErZV5sdGxpaVlbKWJtbXFeamlfaiVfXW0oamx4ZmZkWCpnZG4iL2Rtb1ocLl9lY29iZGxyHSlia2RmYl5xYm0dKWIsLygtIjBjcWFlLyskLGNibCpBOhwuX0Vjb2JkbHIjSmFtdGooMC4rKiZcdF4lXnZrX2pjW2VdZmQ3Q2ZwYmBnbyJfaGZia19qXzU9ZWtkYGx1JGZdZ2U5LiVdaTplYm4qLCJzaGo6Lw

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