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cutepdf writer.exe

CutePDF Writer

Bechiro S.L.

This is the Solimba installer program that will bundle additional offers mostly including adware and various unwanted PC utilities. The application cutepdf writer.exe, “CutePDF Writer AppInstaller” by Bechiro 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. The installer 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:
Bechiro S.L.  (signed and verified)

Product:
CutePDF Writer

Description:
CutePDF Writer AppInstaller

Version:
3.0.17.6

MD5:
0a5dca1251fde2366419b8dd21431b7d

SHA-1:
28e8e4713433f5c1b5aaa862edbc917ee71585fe

SHA-256:
b48dd8f6ec820ade486566a884c103658615fa3b4e1a6e623860b1a61031b3ef

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:
4/23/2024 7:38:17 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Solimba.Bechiro.Bundler (M)
16.1.8.15

File size:
281.9 KB (288,672 bytes)

Copyright:
AppInstaller 2013 (132160441)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Solimba DownloadMR

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\cutepdf writer.exe

Digital Signature
Signed by:
Bechiro S.L.

Authority:
Thawte, Inc.

Valid from:
6/12/2012 5:00:00 PM

Valid to:
6/13/2014 4:59:59 PM

Subject:
CN=Bechiro S.L., OU=Devel, O=Bechiro S.L., L=Barcelona, S=Barcelona, C=ES

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
738DCAC697C06E1B89D106073773010D

File PE Metadata
Compilation timestamp:
2/19/2012 8:01:49 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.22

CTPH (ssdeep):
6144:tsaocyLCxwumRMN544OWMGprGG3ebA9LD8s13isKUU09K:ttobp/W544OPGl3TD8s9YUJ9K

Entry address:
0x4327

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, AC, 01, 00, 00, FF, 15, 74, 93, 42, 00, C7, 04, 24, 01, 80, 00, 00, FF, 15, 58, 94, 42, 00, 53, C7, 04, 24, 00, 00, 00, 00, FF, 15, 98, 94, 42, 00, 56, A3, 40, 7B, 42, 00, C7, 04, 24, 08, 00, 00, 00, E8, 8D, 3B, 00, 00, A3, 9C, 7B, 42, 00, 8D, 85, 84, FE, FF, FF, 57, C7, 44, 24, 10, 00, 00, 00, 00, C7, 44, 24, 0C, 60, 01, 00, 00, 89, 44, 24, 08, C7, 44, 24, 04, 00, 00, 00, 00, C7, 04, 24, 01, B3, 40, 00, FF, 15, AC, 94, 42, 00, 83, EC, 14, C7, 44, 24, 04, 02, B3, 40, 00, C7...
 
[+]

Entropy:
7.7630  (probably packed)

Code size:
34.5 KB (35,328 bytes)

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

http://dl.wasdmr.com/n/3.0.17.6/.../CutePDF Writer.exe

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to cdn.solimba.com  (95.211.6.35:80)

TCP (HTTP):
Connects to api.downloadmr.com  (95.211.39.161:80)

 
http://api.downloadmr.com/installer/132457290/launch

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