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steam_tsa34ehrh.exe

Perion Network Ltd.

The application steam_tsa34ehrh.exe by Perion Network has been detected as a potentially unwanted program 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 Perion Download Manager installer. The file has been seen being downloaded from dm.dmccint.com. While running, it connects to the Internet address ude.databssint.com on port 80 using the HTTP protocol.
Publisher:
Perion Network Ltd.  (signed and verified)

MD5:
668a323f739a456676fbf5321047238a

SHA-1:
9c05330e10215ede574dfc87d94bdee5a38e3cc6

SHA-256:
e4d344086fc47a8982c1cb8706404fb2fdfb267a85d9bd93374270a2d9b28894

Scanner detections:
1 / 68

Status:
Potentially unwanted

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:
5/29/2024 4:40:58 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Perion.Bundler (M)
16.1.5.1

File size:
641.7 KB (657,136 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Perion Download Manager (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\steam_tsa34ehrh.exe

Digital Signature
Signed by:
Perion Network Ltd.

Authority:
VeriSign, Inc.

Valid from:
4/24/2012 2:00:00 AM

Valid to:
4/24/2015 1:59:59 AM

Subject:
CN=Perion Network Ltd., OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Perion Network Ltd., L=Tel Aviv, S=Tel Aviv, C=IL

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:
45F87694FE8D1984719796AEC8031DF4

File PE Metadata
Compilation timestamp:
2/24/2012 8:19:59 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:hEZzp2FJwvG7X60lDi0j6ViKFFBtqwOgCUKXVkXvaTSmDOlrlDpTcTUb3:hWzczjW0U1XqwpTKXOyTMlZDjb3

Entry address:
0x39E3

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, D8, 91, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, B8, 80, 40, 00, 55, FF, 15, C0, 82, 40, 00, 6A, 08, A3, B8, 2E, 47, 00, E8, 37, 2A, 00, 00, 55, 68, B4, 02, 00, 00, A3, D0, 2D, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 1C, 93, 40, 00, FF, 15, 84, 81, 40, 00, 68, 04, 93, 40, 00, 68, C0, AD, 46, 00, E8, 19, 27, 00, 00, FF, 15, B4, 80, 40, 00, 50, BF, A0, 30, 4C, 00, 57, E8, 07, 27, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

The file steam_tsa34ehrh.exe has been seen being distributed by the following URL.

http://dm.dmccint.com//ThinDMDownload/ThinDMDownload.ashx?PublisherID=198&Setid=0&SoftwareName=Steam&SoftwareDownloadUrl=http://allmyapps.com/binary/516/194072/direct-download?token=0c63f9a06957d29e6d7681d8ecbcbe5aa816537e&ImageUrl=http://static.allmyapps.com/data/s/t/.../2ebe58f34b5c29857abb5ffcdaf8dbe4_ScreenShot001.jpg&SoftwareDescription=The Ultimate Entertainment Platform&PUID=1605756697983969950&PPD=search,33430826780,steam download,e,,c,Steam,,,www.fileparade.com&FID=CMf5wo-sh78CFQRgMgodXGYA2g&InstallSessionID=160575669798396995015313326&CID=10844

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to ude.databssint.com  (107.22.223.150:80)

TCP (HTTP):
Connects to storage.stgbssint.com  (172.229.236.170:80)

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