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icreinstall_pdf-merge.exe

Safe Software

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_pdf-merge.exe by Safe Software has been detected as adware by 3 anti-malware scanners. The program is a setup application that uses the installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from software-files-a.cnet.com. While running, it connects to the Internet address os.solvefile.com on port 80 using the HTTP protocol.
Publisher:
Safe Software  (signed and verified)

MD5:
bc1cb235a2ff10dd7a364039cffcabef

SHA-1:
937070ff4e964fa0f579b4bf19a2a7bb7ddc0279

SHA-256:
cc87c99a1b5bec312f2c0e6d5737a7dd622c5e97c99c2be2ff37e9413ab5a1f2

Scanner detections:
3 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
5/15/2024 11:33:04 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Dr.Web
Trojan.MulDrop5.38104
9.0.1.0318

ESET NOD32
Win32/InstallCore.RA (variant)
8.10705

Reason Heuristics
Threat.Bundler.SafeSoftware
15.4.11.23

File size:
773.4 KB (791,920 bytes)

Product version:
1.5

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_pdf-merge.exe

Digital Signature
Signed by:
Safe Software

Authority:
DigiCert Inc

Valid from:
10/28/2014 8:00:00 PM

Valid to:
11/3/2015 7:00:00 AM

Subject:
CN=Safe Software, O=Safe Software, L=Seattle, S=Washington, C=US

Issuer:
CN=DigiCert Assured ID Code Signing CA-1, OU=www.digicert.com, O=DigiCert Inc, C=US

Serial number:
023BE808DC0B03F81EE92F5AE8266447

File PE Metadata
Compilation timestamp:
6/19/1992 6:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:WQE6FIOyYqhuYwoi3qajmt4kRWcTwMgSxi8y:WvIVreNfi6ikRVvxU

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, BF, A9, FF, FF, E8, 5E, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.8419

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

Code size:
37 KB (37,888 bytes)

The file icreinstall_pdf-merge.exe has been seen being distributed by the following URL.

http://software-files-a.cnet.com/s/software/13/91/24/.../pdf-merge.exe

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

TCP (HTTP):
Connects to os.solvefile.com  (207.189.109.121:80)

TCP (HTTP):
Connects to cdnus.solvefile.com  (207.189.109.121:80)

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