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icreinstall_flvplayer.exe

STMSetup

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_flvplayer.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. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from iron.zbane.com. While running, it connects to the Internet address os.solvefile.com on port 80 using the HTTP protocol.
Publisher:
STMSetup  (signed and verified)

MD5:
e6a755e5c4dc366ac9078da9e1624345

SHA-1:
15762b8cdb90cefa8e8e18dd691cc44404fc6325

SHA-256:
f376a1b7b9fb3d27a7bded0ebde4076db49dab2b7909870d85edcf36d1337a33

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Utilizes the InstallCore download manager that may bundle various adware-type offers.

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:
4/25/2024 11:45:37 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.STMSetup (M)
16.1.17.15

File size:
663.1 KB (678,976 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_flvplayer.exe

Digital Signature
Signed by:
STMSetup

Authority:
COMODO CA Limited

Valid from:
4/27/2014 9:00:00 PM

Valid to:
4/28/2015 8:59:59 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 7:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:vB2FabU6VoVnvry8jmAPECVCQWPzNeUtOfkfaB2MmbBwfiTEWk:vB2F2Urnvr6E7VCDxePfwaB2Fbxk

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 icreinstall_flvplayer.exe has been seen being distributed by the following URL.

http://iron.zbane.com/MAIN/.../rev_share_v2.php?access=uP0lhdPhUr&url=http://www.zbane.com/MAIN/.../flvplayer.exe&name=flvplayer&m=__sitename__&ymid=-_-Nzg4ZV8xNzBfMjkxM18yOTQ4X0JSXzE3Ny44MS4xODQuNjVfNmM2XzU3NjNfQURT-_-LqOPtmbfswtzDwNYIPaWoaFsbGfa_F4aDzac-V__JEbazddMmupQpj9uKridnAHgKPn9TjiiAeQbqAbagOAGupdaKebYMgOHtdPraObaTX6NSLwO6zUOUCQsGdUIVbdDpgELryGBytPxsjIBeXnPkzqsjs1p0MzKbLmaCJBJ1AHI_wtzKRUMIzx4jLMaGXITs1OjM2GZ06gQBmihN0qGvvmgrX4kFSlocaPSOQdPDlfbhiaHBZvjuLGiXnAC0hEPY7xq9em5VKUSk6SRRimImeHGiYR0XqQDfW00Yw0gIPquJ0XdskvVWuHEH6umIbg4FNYR5mSzN4LAIGw1vsD8zqgWtGcTdneq91t5g6yCbDjjGK57rmbmysm3lfmuYBi66zsgcICi4aQpLIcQlyILWN9d_Z7IIKcNiHLBtpGf&chnl=6644&start_download=1

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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