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steam_rus_setup.exe

The executable steam_rus_setup.exe has been detected as malware by 2 anti-virus scanners. The program is a setup application that uses the Nullsoft Install System installer, however the file is not signed with an authenticode signature from a trusted source. The file has been seen being downloaded from cn.dl0soft.net.
MD5:
977e22168a2c18d242d78b98762ce9ed

SHA-1:
f6929b346004307ab2f4ba8c55a687937edd3995

SHA-256:
2edc40489c37f8e48ac45a02b7288471a639f9d40bf1e3d6338d5bde248baef2

Scanner detections:
2 / 68

Status:
Malware

Explanation:
This is part of the Crossrider Internet browser extension framework which may modify the user's web browser settings including changing the home and search pages.

Note:
Crossrider is the owner of a platform that enables the creation of cross-browser extensions by developers but is not the owner of this detected application.

Analysis date:
5/21/2024 9:13:38 AM UTC  (today)

Scan engine
Detection
Engine version

Qihoo 360 Security
HEUR/QVM20.1.Malware.Gen
1.0.0.1015

Reason Heuristics
Threat.Win.Reputation.IMP
16.12.11.17

File size:
215.1 KB (220,296 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Nullsoft Install System

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

File PE Metadata
Compilation timestamp:
2/19/2012 5:01:49 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.22

CTPH (ssdeep):
3072:/X7DItrfaocyTgfsqQOlJYFYSchjuE+5jqe8b+07sqciHt5QQ:/saocyLCuYQD8Kxqcu3QQ

Entry address:
0x4327

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, AC, 01, 00, 00, FF, 15, 74, 93, 42, 00, C7, 04, 24, 01, 80, 00, 00, FF, 15, 58, 94, 42, 00, 53, C7, 04, 24, 00, 00, 00, 00, FF, 15, 98, 94, 42, 00, 56, A3, 40, 7B, 42, 00, C7, 04, 24, 08, 00, 00, 00, E8, 8D, 3B, 00, 00, A3, 9C, 7B, 42, 00, 8D, 85, 84, FE, FF, FF, 57, C7, 44, 24, 10, 00, 00, 00, 00, C7, 44, 24, 0C, 60, 01, 00, 00, 89, 44, 24, 08, C7, 44, 24, 04, 00, 00, 00, 00, C7, 04, 24, 01, B3, 40, 00, FF, 15, AC, 94, 42, 00, 83, EC, 14, C7, 44, 24, 04, 02, B3, 40, 00, C7...
 
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Code size:
34.5 KB (35,328 bytes)

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

http://cn.dl0soft.net/.../Steam_Rus_Setup.exe

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