microsoft office professional.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 microsoft office professional.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:
b9743519e6c5c9c58c678f12625147c0

SHA-1:
b2ab2e4f09df3b4e09b584b5ebca450b94b8d41e

SHA-256:
2d693c22ccdef0e37a77f2c90754e2500fc85f8304da2f7c9c9c139739f060ea

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:
1/12/2025 9:49:04 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Solimba.Contumar (M)
16.7.7.21

File size:
675.1 KB (691,296 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Solimba DownloadMR

Common path:
C:\users\{user}\downloads\microsoft office professional.exe

Digital Signature
Authority:
GlobalSign nv-sa

Valid from:
2/2/2015 6:00:38 PM

Valid to:
9/24/2016 8:00:25 PM

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 6:20:10 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
12288:ijTPlGaJY8jGOIf0B4wGPWlnTXSIYWkGiIM6P4IuViSZp+o+GI3TTulejKV3fo:QTPlGoyf0B4Z+dTixJIMV/+9TTu4uV3w

Entry address:
0x118B4

Entry point:
E8, 26, 96, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 40, DC, 42, 00, E8, 66, 57, 00, 00, E8, 2C, 1D, 00, 00, 0F, B7, F0, 6A, 02, E8, B9, 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, 62, 4D, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Entropy:
7.7039  (probably packed)

Code size:
141 KB (144,384 bytes)

The file microsoft office professional.exe has been seen being distributed by the following URL.

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