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wechat.exe

Contumar Empresarial s.l.

This belongs to a Solimba product that may be bundled with additional PUPs or may be part of an ad-supported software program. The application wechat.exe by Contumar Empresarial s.l 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 Solimba DownloadMR installer. It uses the Solimba download manager to push adware offers during the download and setup process. Bundled adware includes search and shopping web browser toolbars.
Publisher:
Contumar Empresarial s.l.  (signed and verified)

MD5:
093d2867c2989d43c466a692e54822ee

SHA-1:
d5df28a552913dede0aacbbd2968ee23e6ba2e96

SHA-256:
2f2c64b33bb165d5f652cb7835bd7ec185e6079dac5b2798d68b283cb946b5c0

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Uses the Solimba installer to bundle adware offers.

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:
12/25/2024 12:26:40 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Solimba.ContumarEmpresarial (M)
15.12.26.9

File size:
678.1 KB (694,368 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Solimba DownloadMR

Language:
Language Neutral

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

Digital Signature
Signed by:
Contumar Empresarial s.l.

Authority:
GlobalSign nv-sa

Valid from:
2/2/2015 9:00:38 AM

Valid to:
9/24/2016 11:00:25 AM

Subject:
CN=Contumar Empresarial s.l., O=Contumar Empresarial s.l., L=Barcelona, S=Barcelona, C=ES

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
112119FE6AFB4FA7129F4F594CD3E07D5B21

File PE Metadata
Compilation timestamp:
6/18/2015 8:58:05 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
12288:ZyE2QYrOLw9saOiCXcU/OQOCeDHg23sMhEJZT1aRYNg+6a:cE2QYrr6iwcWOQOfLg6sMCDT1a2a+6a

Entry address:
0x118B4

Entry point:
E8, 2F, 96, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, F8, DB, 42, 00, E8, F6, 56, 00, 00, E8, 2C, 1D, 00, 00, 0F, B7, F0, 6A, 02, E8, C2, 95, 00, 00, 59, B8, 4D, 5A, 00, 00, 66, 39, 05, 00, 00, 40, 00, 74, 04, 33, DB, EB, 33, A1, 3C, 00, 40, 00, 81, B8, 00, 00, 40, 00, 50, 45, 00, 00, 75, EB, B9, 0B, 01, 00, 00, 66, 39, 88, 18, 00, 40, 00, 75, DD, 33, DB, 83, B8, 74, 00, 40, 00, 0E, 76, 09, 39, 98, E8, 00, 40, 00, 0F, 95, C3, 89, 5D, E4, E8, E9, 4C, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Entropy:
7.6873

Code size:
141 KB (144,384 bytes)

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

http://get.effectsbestfiles.com/n/.../Wechat.exe

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