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openofficewritersetup-10585466-tfsb.exe

Trusted Software Aps

The application openofficewritersetup-10585466-tfsb.exe by Trusted Software Aps 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 BundleInstaller installer. With this installer, users are expecting to download the free Apache OpenOffice but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware. The file has been seen being downloaded from file.org.
Publisher:
Trusted Software Aps  (signed and verified)

MD5:
ca1b9d681ff812e8caf303b429cb5143

SHA-1:
7a80db20e01db350c2c76f8d5ac760e9a8c9d5f0

SHA-256:
e28de6c5d45fbcde5f0268865a3e3919521bdd815b183a4ffe6f89617966839f

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

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:
1/13/2025 4:49:31 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.TrustedS.Bundler (M)
16.8.4.0

File size:
606.1 KB (620,640 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
BundleInstaller (using Inno Setup)

Common path:
C:\users\{user}\downloads\openofficewritersetup-10585466-tfsb.exe

Digital Signature
Signed by:
Trusted Software Aps

Authority:
COMODO CA Limited

Valid from:
11/7/2013 1:00:00 AM

Valid to:
11/7/2016 12:59:59 AM

Subject:
CN=Trusted Software Aps, O=Trusted Software Aps, STREET=Bysoestrade 2B st., L=Holbaek, S=DK, PostalCode=4300, C=DK

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00DC2E7F902B196FB43F6CBF38ADF41AE8

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:RyMJfsGRgi0xWBWfvs1lP/AksyXee7BxGFHWPmR8aUAQFKMU1VK2SDj8u:RyMJfs6gJxWLP/iMAHWP7aUAQFKd1Vbz

Entry address:
0x98CC

Entry point:
55, 8B, EC, 83, C4, CC, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, FA, 97, FF, FF, E8, 01, AA, FF, FF, E8, 2C, CC, FF, FF, E8, 73, CC, FF, FF, E8, 0A, F3, FF, FF, E8, 71, F4, FF, FF, 33, C0, 55, 68, 76, 9F, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 2C, 9F, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, B0, 40, 00, E8, 9B, FE, FF, FF, E8, 26, FA, FF, FF, 8D, 55, F0, 33, C0, E8, E0, D0, FF, FF, 8B, 55, F0, B8, D8, BD, 40, 00, E8, AB, 98, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, D8, BD, 40, 00, B2, 01, B8...
 
[+]

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
36 KB (36,864 bytes)

The file openofficewritersetup-10585466-tfsb.exe has been seen being distributed by the following URL.

http://file.org/.../dl.php?pid=149

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