install_logos.exe

The executable install_logos.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 africa-2010.com.
MD5:
ef40ed551100447b5f40838d59a16739

SHA-1:
ed6150637bfb74d2a3473bd799e3fd45a7ed3688

SHA-256:
b546683350957a47e2f62303b18b8df3a116cdf09b094d7ebf66be98cef0502a

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:
12/23/2024 2:52:39 PM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
VBS/StartPage.NCM.Gen trojan
8.0.319.0

F-Prot
VBS/Startpage.CW (exact, not disinfectable)
4.6.5.141

VIPRE Antivirus
Threat.4150696
48772

File size:
304.3 KB (311,576 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Nullsoft Install System

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

File PE Metadata
Compilation timestamp:
1/5/2010 7:09:17 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.56

CTPH (ssdeep):
6144:x+o3WdBLdbhjjZK30mdio5PCt8Q6a5GY3DHHTT:DWdBL3j9K3ldio5Pta0Y3rHn

Entry address:
0x3E17

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, AC, 01, 00, 00, E8, 28, 54, 00, 00, C7, 04, 24, 01, 80, 00, 00, E8, CC, 50, 00, 00, 53, C7, 04, 24, 00, 00, 00, 00, E8, 37, 54, 00, 00, A3, 88, 44, 7A, 00, 51, C7, 04, 24, 08, 00, 00, 00, E8, 27, 32, 00, 00, A3, 38, 45, 7A, 00, 8D, 85, 84, FE, FF, FF, 52, 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, 4C, B2, 40, 00, E8, 61, 53, 00, 00, 83, EC, 14, C7, 44, 24, 04, 4D, B2, 40, 00, C7, 04, 24, 68, 45...
 
[+]

Entropy:
7.8134  (probably packed)

Code size:
33 KB (33,792 bytes)

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

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