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psemu3_bios.exe

Setup

direct download gtT

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application psemu3_bios.exe by direct download gtT 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 getr.0120b.info.
Publisher:
direct download gtT  (signed and verified)

Product:
Setup

Version:
1.9.3.0

MD5:
20b365362f33dd5ade67a89c38ae99b0

SHA-1:
451af15c05e3795c359f034eef391e71a93c031c

SHA-256:
e5926e6c324926bb879d03c9462b72c1c8b4b45fe4172cf0600dbe93f77c0899

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 also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
12/26/2024 1:45:14 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse (M)
16.10.6.8

File size:
1.1 MB (1,160,440 bytes)

Product version:
1.9.3.0

Copyright:
Setup

Original file name:
Ionic.Zip-2015Mar18-205807-32efe1b7-6383-42ad-97aa-58e3b25ef793.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou

Common path:
C:\users\{user}\downloads\psemu3_bios.exe

Digital Signature
Signed by:
direct download gtT

Authority:
thawte, Inc.

Valid from:
3/16/2015 2:00:00 AM

Valid to:
1/28/2016 1:59:59 AM

Subject:
CN=direct download gtT, O=direct download gtT, L=Dublin, S=Dublin, C=IE

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

Serial number:
2456ECA3DE470FB2B60368986AA79B88

File PE Metadata
Compilation timestamp:
3/18/2015 10:58:07 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
24576:ibSaE4mvt/T/+P3MjhrQhg+zkUK66ESkDZdT72:ibSv4mvV/gMh8hrIQ9S8Zd32

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...
 
[+]

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

Code size:
464 KB (475,136 bytes)

The file psemu3_bios.exe has been seen being distributed by the following URL.

http://getr.0120b.info/1426712283/1426712283/.../aDsvLysuI1s0KzEpLzYjZzYuJywwMB5sOi4hXXZlWGdpW2xeamA2TUpcR3UrKT9mamwjXWBmZWZfamI4SVBcRG8zV0BmbG4fZlpmaD0tJHdmazYvHVpmPV9jcTEy

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