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icreinstall_pdfwritersetup.exe

JumpyApps

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_pdfwritersetup.exe by JumpyApps has been detected as adware by 13 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. While running, it connects to the Internet address os.solvefile.com on port 80 using the HTTP protocol.
Publisher:
JumpyApps  (signed and verified)

MD5:
52369d5269350bc2eb95ac64a9d876a7

SHA-1:
9bf1a284325a8fac5e0ab947dc148f69c814ef5c

SHA-256:
ea73f96f69407c8025fc5b9dc00be7e8527c7b44257ac08332fd9e07af8b3a15

Scanner detections:
13 / 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 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:
4/20/2024 12:46:25 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCo.zlp
8.3.1.6

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.InstallCore.EAF
22198

Dr.Web
Trojan.Packed.24524
9.0.1.05190

ESET NOD32
Win32/InstallCore.IT potentially unwanted application
7.0.302.0

G Data
Win32.Application.InstallCore
15.5.25

K7 AntiVirus
Unwanted-Program
13.204.15985

Reason Heuristics
PUP.installCore.Installer
15.5.21.9

Rising Antivirus
PE:Malware.XPACK-LNR/Heur!1.5594
23.00.65.15519

Sophos
PUA 'Install Core Click run software'
5.14

Total Defense
Win32/InstallCore.A!generic
37.1.62.1

VIPRE Antivirus
Threat.4786018
40420

Zillya! Antivirus
Trojan.Black.Win32.18293
2.0.0.2187

File size:
1.2 MB (1,309,680 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\Documents and Settings\{user}\Local settings\temp\icreinstall_pdfwritersetup.exe

Digital Signature
Signed by:
JumpyApps

Authority:
COMODO CA Limited

Valid from:
2/18/2013 1:00:00 AM

Valid to:
2/19/2014 12:59:59 AM

Subject:
CN=JumpyApps, O=JumpyApps, STREET=63 Rothschild Blvd., L=Tel Aviv, S=NA, PostalCode=65785, C=IL

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

Serial number:
6DB423F9C6473168CF486AAF112EDD5C

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):
24576:yvrscGWVYJVmTS7zZdFP5LGsnxdKrQ6/4Y3dA83MHJ0wu93gzf:yrDV+mTSZdFP5LGsyr14Y3dA83Ci93s

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, 53, C9, FF, FF, E8, 9A, 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...
 
[+]

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

Code size:
37 KB (37,888 bytes)

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)

TCP (HTTP):
Connects to cdneu.webfilescdn.com  (65.254.40.36:80)

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