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adobe_flash_setup.exe

STMSetup

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application adobe_flash_setup.exe by STMSetup 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 soft35.co.
Publisher:
STMSetup  (signed and verified)

MD5:
e3e8b5d4fffa3b99864ec96829562918

SHA-1:
9c21645dd2c1707fcab95923a0d300fc18a9f9ba

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:
11/15/2024 11:09:17 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.STMSetup.Installer (M)
16.2.2.3

File size:
766.4 KB (784,800 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\Documents and Settings\{user}\My documents\downloads\adobe_flash_setup.exe

Digital Signature
Signed by:
STMSetup

Authority:
COMODO CA Limited

Valid from:
4/27/2014 5:00:00 PM

Valid to:
4/28/2015 4:59:59 PM

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:
6/19/1992 3:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:/svpRDCH1su/exCYd5htxPJzInpD2tKVA3bJN+vgNzWhT6/xzCif/JaxOomsNMcJ:/svrCyDjhbRqArJwYpPNtf/JakIo7c

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:
7.8505

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

Code size:
37 KB (37,888 bytes)

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

http://soft35.co/download.php?site_id=384&app_id=4&lp_id=382&v=ico&dist_id=251&channel=mrkfp&dast=Ym89MiZjaXBpZD0yMDIyMDIwJmNpc2lkPTcxMUY1NzFCMzI5NDA0MzU4MDIyNTM3MjImY2lyaWQ9NzExRjU3MUIzMjk0MDQzNjE4NjE0ODgzMzAmc2xpZD0wJnN1YmlkPTIwMDA5NzEyMjUxNDAwMDAwMCZjaXVpZD0zNDk1Mjk3NTc3NzQzNTQyNzg2JnNvPTImY3JpZD0yNjc0MDQ4JmV4Y2lkPTIyJm1tdD0tMSZjbnRyeT0yMjcmY2ljbXA9MzkwMTM4JnB1YmlkPTUwMzAx&c=6dd2878b1b3d78d34d994bf541e3b4ab&v_id=bd43f4846d2d5d1f9dcd7c28ab0f60ad

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