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icreinstall_adobe_flash_setup.exe

Information Technology Systems doo

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_adobe_flash_setup.exe by Information Technology Systems doo has been detected as adware by 8 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 soft81.net. While running, it connects to the Internet address os.solvefile.com on port 80 using the HTTP protocol.
Publisher:
Information Technology Systems doo  (signed and verified)

MD5:
be3764935b3f41b2e9f94ba79784a06a

SHA-1:
2b4c5c5312ecfab8b20431101fdf2d27e0c4972d

SHA-256:
a246dacc38ddef485b3fef6ea643527cca31dee4d332c2002218515cee076cfa

Scanner detections:
8 / 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:
12/26/2024 1:42:52 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen9
7.11.182.78

AVG
Generic
2015.0.3306

Dr.Web
Trojan.MulDrop5.38502
9.0.1.05190

ESET NOD32
Win32/InstallCore.RA (variant)
8.10643

Malwarebytes
PUP.Optional.InstallCore
v2014.10.30.08

Reason Heuristics
PUP.Installer.InformationTechnologySystemsdoo.DD
14.10.29.23

Vba32 AntiVirus
Malware-Cryptor.InstallCore.gen
3.12.26.3

VIPRE Antivirus
Threat.4786018
34232

File size:
767.2 KB (785,640 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_adobe_flash_setup.exe

Digital Signature
Signed by:
Information Technology Systems doo

Authority:
GlobalSign nv-sa

Valid from:
9/3/2014 11:09:33 AM

Valid to:
9/4/2015 11:09:33 AM

Subject:
CN=Information Technology Systems doo, O=Information Technology Systems doo, L=Podgorica, C=ME

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
1121B7651F63D03BDB955C5DC5B4A0F91C81

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):
12288:gVvpR+OgvDQ9LE3h0kbF388+Y7fwrXlDUGfT4vRtP9UlhMDTpdCfGhvluWsWqnM:gVvmRw+vb18qf+1Y+UF8heNI8lubXM

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...
 
[+]

Entropy:
7.8624

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

Code size:
37 KB (37,888 bytes)

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

http://soft81.net/download.php?site_id=348&app_id=4&lp_id=382&v=ico&dist_id=269&channel=acmnj&cid=29263874411410990894&pubid=194974&c=20a4febe59cb94a853d80a5d31ff8739&v_id=59880a0d978b6c0aac1a75af133e3931

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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