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wcinstaller.exe

Web Companion Installer

Lavasoft

The application wcinstaller.exe has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a self-extracting archive and installer, however the file is not signed with an authenticode signature from a trusted source. The file has been seen being downloaded from www.webcompanion.com.
Publisher:
Lavasoft

Product:
Web Companion Installer

Version:
2.3.1441.2805

MD5:
472ad55c73d53a5612825b67d3c5bffb

SHA-1:
43e4357561f34509eee8c0c99f3095ea70e84b58

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/25/2024 12:25:11 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Lavasoft.Websearch.Installer.Meta (M)
16.7.10.21

File size:
334.7 KB (342,704 bytes)

Product version:
2.3.1441.2805

Copyright:
c Lavasoft Limited. All Rights Reserved.

Original file name:
Installer.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\windows\temp\a2mmqhntxq\cgvgnulmne\wcinstaller.exe

File PE Metadata
Compilation timestamp:
11/18/2010 4:27:35 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:t1OgDPdkBAFZWjadD4sKt4q8LMPN7HEqjijdCQfQw4Lqz6:t1OgLdan4T+7HErRNfQwwqz6

Entry address:
0x14B04

Entry point:
55, 8B, EC, 6A, FF, 68, E0, B9, 41, 00, 68, 2C, 4A, 41, 00, 64, A1, 00, 00, 00, 00, 50, 64, 89, 25, 00, 00, 00, 00, 83, EC, 58, 53, 56, 57, 89, 65, E8, FF, 15, 74, B0, 41, 00, 33, D2, 8A, D4, 89, 15, D0, 33, 42, 00, 8B, C8, 81, E1, FF, 00, 00, 00, 89, 0D, CC, 33, 42, 00, C1, E1, 08, 03, CA, 89, 0D, C8, 33, 42, 00, C1, E8, 10, A3, C4, 33, 42, 00, 6A, 01, E8, 96, 0E, 00, 00, 59, 85, C0, 75, 08, 6A, 1C, E8, C3, 00, 00, 00, 59, E8, 48, 09, 00, 00, 85, C0, 75, 08, 6A, 10, E8, B2, 00, 00, 00, 59, 33, F6, 89, 75...
 
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Developed / compiled with:
Microsoft Visual C++ v6.0

Code size:
102.5 KB (104,960 bytes)

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

http://www.webcompanion.com/nano_download.php?partner=AI150301BSV2NANODEFAULTBROWSER

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