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openofficewritersetup-10585466-none.exe

Trusted Software Aps

The application openofficewritersetup-10585466-none.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. The installer is marketed through download protals and search ads as the free Apache OpenOffice but will also install additional software offers which include adware, PUPs and browser toolbars. The file has been seen being downloaded from file.org.
Publisher:
Trusted Software Aps  (signed and verified)

MD5:
4e074fe3449745ef9581061f1a0ed8f3

SHA-1:
3c52267a92783a19706cdf72f83a68a5b308f9cf

SHA-256:
0248a6cd0873f344d5273679c92b274273f83b885816d855f9c37c4bac8124e0

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 an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
12/26/2024 11:53:05 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
16.7.16.15

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-none.exe

Digital Signature
Signed by:
Trusted Software Aps

Authority:
COMODO CA Limited

Valid from:
11/6/2013 5:00:00 PM

Valid to:
11/6/2016 4:59:59 PM

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:
6/19/1992 4:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:dyMJfsGRgi0xWBWfvs1lP/AksyXee7BxGFHWPmR8aUAQFKMU1VK2SDj8u:dyMJfs6gJxWLP/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...
 
[+]

Entropy:
7.8398

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

Code size:
36 KB (36,864 bytes)

The file openofficewritersetup-10585466-none.exe has been seen being distributed by the following URL.

http://file.org/.../dl.php?fid=10585466&p=None&a=upd

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