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vkmusic_rus_setup.exe

The executable vkmusic_rus_setup.exe has been detected as malware by 3 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 download2.besplatnyeprogrammy.ru.
MD5:
20113b4d5443db5d37bd13eb7401046a

SHA-1:
846db92093c6a1637fb3464cab07c7aaf2e46fbc

SHA-256:
0d92c1b8f0491c6c5665f6e1d2bcf8292e7859a2db16ef29d7f8dba2d12b5821

Scanner detections:
3 / 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:
4/24/2024 10:52:25 PM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Trojan.DownLoader13.22172
9.0.1.0112

Qihoo 360 Security
HEUR/Malware.QVM20.Gen
1.0.0.1077

Reason Heuristics
Threat.Win.Reputation.IMP
16.12.11.15

File size:
3.1 MB (3,248,368 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Nullsoft Install System

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

File PE Metadata
Compilation timestamp:
9/5/2012 4:21:03 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.22

CTPH (ssdeep):
98304:5IA1OjOT5qJ7zerI+3k6pyA3JzRe2VG3EWfK++N:JAaPlp3xJsvVY

Entry address:
0x4290

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, AC, 01, 00, 00, E8, 37, 58, 00, 00, C7, 04, 24, 01, 80, 00, 00, E8, E3, 54, 00, 00, 57, C7, 04, 24, 00, 00, 00, 00, E8, 46, 58, 00, 00, 52, A3, 40, 5B, 42, 00, C7, 04, 24, 08, 00, 00, 00, E8, B2, 3A, 00, 00, 51, A3, 9C, 5B, 42, 00, C7, 44, 24, 10, 00, 00, 00, 00, C7, 44, 24, 0C, 60, 01, 00, 00, 8D, 85, 84, FE, FF, FF, 89, 44, 24, 08, C7, 44, 24, 04, 00, 00, 00, 00, C7, 04, 24, 01, B3, 40, 00, E8, 70, 57, 00, 00, 83, EC, 14, C7, 44, 24, 04, 02, B3, 40, 00, C7, 04, 24, A8, 5B...
 
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Code size:
35 KB (35,840 bytes)

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

http://download2.besplatnyeprogrammy.ru/software/.../VKMusic_Rus_Setup.exe

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