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microsoft security essentials.exe

File

trusted apps ddd

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application microsoft security essentials.exe by trusted apps ddd 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 get.0121a.info.
Publisher:
trusted apps ddd  (signed and verified)

Product:
File

Version:
1.9.3.0

MD5:
8243af5a5a052265622e64cd49b80622

SHA-1:
8f94268e17ceb605440189a5fa00a39f8e095be5

SHA-256:
84c4e0e67b83474bc11902bb13307a2ed75cdc7539ad3a649c21fea3bb3a7194

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:
12/28/2024 4:46:20 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse (M)
17.3.16.8

File size:
1.1 MB (1,101,960 bytes)

Product version:
1.9.3.0

Copyright:
File

Original file name:
Ionic.Zip-2015Apr20-135622-0393c941-acdb-4b6e-ace6-879514d3350b.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\microsoft security essentials.exe

Digital Signature
Signed by:
trusted apps ddd

Authority:
thawte, Inc.

Valid from:
4/15/2015 5:00:00 PM

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

Subject:
CN=trusted apps ddd, O=trusted apps ddd, L=Dublin, S=Dublin, C=IE

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

Serial number:
04129DCF44442CD28F29F5D7D1910744

File PE Metadata
Compilation timestamp:
4/20/2015 6:56:22 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

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:
7.5487

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

Code size:
464 KB (475,136 bytes)

The file microsoft security essentials.exe has been seen being distributed by the following URL.

http://get.0121a.info/.../1429538184/1429538184?31511888164ZGRvNTQ3aDUyKi0jYzgyNiwuHms3LzI2MyVtNSkedWc5LSVgd2RtamQ8YnBxbyAyYB0qXiQsYmpyYC1jZGtdcXBlYGQpbGhbamdyaWJxLV5ubB0qXmNpc2tramBjHSpeQB8uYzIgMWUwHSplOy81RUFBRSolKTAsLiozM0EzJTk NSopQjMvRTU8Oyo3PEA1JC1lZGZtayQsYl5sXzUzHSpebG1hZm1uc2BkZCZkcmEjY3RtYGVhW21baWI8SGhiamdrbmBwKFJgYnRqYWx4JUFwcmBtc2FZZHIgYmZrYG1gZV01TGNfb25ubmVsI0tkXXFvaG94Kj1ra2RocGZgZ3IlXCk1MDE1LTMhaGJnZjUxIHZmbzgx

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