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icreinstall_winrar-unlock.exe

Internet installer

Prompt delivery (Fried Cookie Ltd.)

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_winrar-unlock.exe, “Internet installer Setup ” by Prompt delivery (Fried Cookie) has been detected as adware by 10 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. With this installer, users are expecting to download WinRAR archiver but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
Publisher:
IMDownloader  (signed by Prompt delivery (Fried Cookie Ltd.))

Product:
Internet installer

Description:
Internet installer Setup

Version:
1.0.5.a0.1_32918

MD5:
b85d66efbf581fc2963a50d300be7776

SHA-1:
2f778cb4f8d5ef828f8e4fab458d3c688d954a41

SHA-256:
c605d75d80a342c213195d6a47a49ed431bf7e332e45803f8d1178195c59f776

Scanner detections:
10 / 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:
4/26/2024 7:46:04 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
Adware/InstallCo.zln
7.11.200.132

AVG
Generic
2016.0.3219

Comodo Security
Application.Win32.FriedCookie.CIRK
20696

ESET NOD32
Win32/InstallCore.UZ (variant)
9.11007

G Data
Win32.Application.InstallCore.DI
15.1.24

K7 AntiVirus
Unwanted-Program
13.191.14628

Reason Heuristics
PUP.Bundler.installCore
15.3.18.1

Sophos
Generic PUA CP
4.98

Trend Micro House Call
Suspicious_GEN.F47V0105
7.2.25

VIPRE Antivirus
InstallCore
36624

File size:
741.5 KB (759,296 bytes)

Product version:
5.8

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_winrar-unlock.exe

Digital Signature
Signed by:
Prompt delivery (Fried Cookie Ltd.)

Authority:
GlobalSign nv-sa

Valid from:
12/8/2014 12:51:14 PM

Valid to:
12/9/2015 12:51:14 PM

Subject:
CN=Prompt delivery (Fried Cookie Ltd.), O=Prompt delivery (Fried Cookie Ltd.), L=Tel Aviv, C=IL

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

Serial number:
1121DEC8DBF447D01C4470428CEE05E363B5

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):
12288:0DvpsK+R1DkKNnRcidSd9/Y170orLUyA/uOqWTgJJ9rYk+OGUq/IvkfPgq9CEl5R:0Dvqlj3MwO/Y17tcyedWn1vCIMfPgq97

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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