icreinstall_sunzip65 - chip downloader.exe

WorldSetup

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_sunzip65 - chip downloader.exe by WorldSetup has been detected as adware by 20 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:
WorldSetup  (signed and verified)

MD5:
0475f4edb43c8388ff661909f0b6765a

SHA-1:
22a47f53eb2dd63ced6accdbf079251915e5cb8c

Scanner detections:
20 / 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:
4/25/2024 2:59:47 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
7.11.142.186

AVG
MalSign.Generic
2015.0.3343

Clam AntiVirus
Win.Trojan.Installcore-140
0.98/19185

Comodo Security
Application.Win32.Installcore.BB
18084

Dr.Web
Trojan.Packed.24524
9.0.1.0265

ESET NOD32
Win32/InstallCore.IO (variant)
8.9665

F-Prot
W32/A-5c66391b
v6.4.7.1.166

G Data
Win32.Application.InstallCore
14.9.24

IKARUS anti.virus
PUA.OSAppBundler
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.176.11721

Malwarebytes
v2014.09.22.12

NANO AntiVirus
Riskware.Win32.InstallCore.dcnbmm
0.28.2.60990

Norman
Kryptik.CDMO
11.20140922

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Reason Heuristics
PUP.WorldSetup.g
14.9.22.12

Sophos
Install Core
4.98

Vba32 AntiVirus
3.12.26.0

VIPRE Antivirus
Trojan.Win32.Generic
28194

File size:
664.8 KB (680,728 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\Documents and Settings\{user}\Local settings\temp\icreinstall_sunzip65 - chip downloader.exe

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
1/3/2014 1:00:00 AM

Valid to:
1/4/2015 12:59:59 AM

Subject:
CN=WorldSetup, O=WorldSetup, STREET=Lilienblum 28 St., L=Tel-Aviv, S=Tel-Aviv, PostalCode=6513307, C=IL

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

Serial number:
6EEF11096F7B5CDC42244636F32F2208

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:RvpJiw01ErkNRWtxLulmgAcdqB4hMUs+ZRe+EnxQVS4FniO61U2I:Rv/Z0qoMLH4q6h1Zc3nx0bFiOOU2

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)

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