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kitara_installer.exe

Puzzle Zone Games LLC

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application kitara_installer.exe by Puzzle Zone Games has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the installCore installer. The file has been seen being downloaded from cdn.kitaradownloads.com.
Publisher:
Puzzle Zone Games LLC  (signed and verified)

MD5:
06e0314daa5a14649555ab606eadbe0c

SHA-1:
6776faf2eb00e1a1473014a1d82588ffd0bb5ce1

SHA-256:
9cf60d2ff26804453647d7116581074c1a9495c2cae7f7da41330f69e624428f

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

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:
12/26/2024 2:09:58 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
16.12.4.0

File size:
905.1 KB (926,832 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\kitara_installer.exe

Digital Signature
Signed by:
Puzzle Zone Games LLC

Authority:
VeriSign, Inc.

Valid from:
4/1/2013 2:00:00 AM

Valid to:
5/2/2015 1:59:59 AM

Subject:
CN=Puzzle Zone Games LLC, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Puzzle Zone Games LLC, L=Jersey City, S=New Jersey, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
148574E327EC8ED99B4372B65FF2B06D

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):
24576:8tFTJSblbvZO8yzGoukwBoqL4wqY3Mp3IIO7nCM7Vfp60D2nA:8f9sgLzGoBwBh4w/cJXO7npI0D2nA

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...
 
[+]

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

Code size:
37 KB (37,888 bytes)

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

http://cdn.kitaradownloads.com/?ic_user_id=758

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