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balkonweapons_installer.exe

STMSetup

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application balkonweapons_installer.exe by STMSetup has been detected as adware by 12 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. The file has been seen being downloaded from www.minecraft-downloads.com.
Publisher:
STMSetup  (signed and verified)

MD5:
cd8ee2a48745b348bbc8e42439cc4b6c

SHA-1:
07ed1094899c9f4762102fec54de1902e94c8c82

SHA-256:
eab967f8e3e322c598a557a7299e758fb5101c45e899faa926587619d7d90501

Scanner detections:
12 / 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 an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
11/24/2024 12:51:02 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen9
7.11.154.8

AVG
Generic
2016.0.3234

Comodo Security
UnclassifiedMalware
18496

Dr.Web
Trojan.MulDrop5.10078
9.0.1.010

ESET NOD32
Win32/InstallCore.OL (variant)
9.9920

Fortinet FortiGate
Riskware/InstallCore
1/10/2015

K7 AntiVirus
Unwanted-Program
13.1712348

McAfee
CryptInno!CD8EE2A48745
5600.6890

Reason Heuristics
PUP.STMSetup.X
15.1.10.10

Sophos
Install Core Click run software
4.98

Trend Micro House Call
TROJ_GEN.F47V0520
7.2.10

VIPRE Antivirus
InstallCore.b
30144

File size:
684.3 KB (700,760 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

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

Digital Signature
Signed by:
STMSetup

Authority:
COMODO CA Limited

Valid from:
4/28/2014 3:00:00 AM

Valid to:
4/29/2015 2:59:59 AM

Subject:
CN=STMSetup, O=STMSetup, STREET=28 Lenelblome St., L=Tel-Aviv, S=Israel, PostalCode=651307, C=IL

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

Serial number:
4CC8AF2C057FC32A3FA7F44EAADD7EEA

File PE Metadata
Compilation timestamp:
6/20/1992 1:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:r/bFal2piPe8fbpJ3szM9nl1Rg92Ob08xkFXa/WykIokBLotB5fdv:r/bFL3GbpFsSnlBOBGY/oySlh

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...
 
[+]

Entropy:
7.8539

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

Code size:
37 KB (37,888 bytes)

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

http://www.minecraft-downloads.com/.../balkonweapons_installer.exe

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