sweetflash_tsa1skhmw.exe

ClientConnect LTD

The file belongs to the ClientConnect (Conduit/Perion) platform, a utility that bundles and monetizes search toolbars and browser add-ons. The application sweetflash_tsa1skhmw.exe by ClientConnect 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 Perion Download Manager installer. While running, it connects to the Internet address cms.dmccint.com on port 80 using the HTTP protocol.
Publisher:
ClientConnect LTD  (signed and verified)

MD5:
6756ba5ca99a79e1c1e5b993864b6633

SHA-1:
308f3d5254f741c12d18cdfcc98c9d10d1a12d7b

SHA-256:
f707fa3892e26c61d2363c86368f9d8c9a4deb9c0ab43f78a3cb9d8c61bb02cf

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:
12/6/2019 10:31:12 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Perion.Bundler (M)
17.3.15.14

File size:
625.4 KB (640,440 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\sweetflash_tsa1skhmw.exe

Digital Signature
Authority:
VeriSign, Inc.

Valid from:
2/4/2014 5:30:00 AM

Valid to:
2/6/2016 5:29:59 AM

Subject:
CN=ClientConnect LTD, OU=Digital ID Class 3 - Microsoft Software Validation v2, OU=WL, O=ClientConnect LTD, L=Ness Ziona, S=Israel, 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:
5A60D12BC8FFD4AFAE161FA04715CBC4

File PE Metadata
Compilation timestamp:
2/25/2012 12:49:59 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

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...
 
[+]

Entropy:
7.9523

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

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

TCP (HTTP):
Connects to cms.dmccint.com  (23.67.242.80:80)

 
http://cms.dmccint.com/DynamicOffer/633681116/633702239/?mainofferId=633677682&CurrentStep=2&TotalSteps=4&DownloadBrowser=IE&CType=-1&UserMode=-1&DMVersion=1.3.3.33.633701105.01&Language=US-EN

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