browser_update.exe

Clovermedia SL

This is the Tuguu DomaIQ download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application browser_update.exe by Clovermedia SL 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 TUGUU DomaIQ Setup installer. The file has been seen being downloaded from a.ad-sys.com.
Publisher:
Clovermedia SL  (signed and verified)

MD5:
66cb534ce7d15bcf6c88beb8242e7d4d

SHA-1:
ba99899551d7caa8e7ee8c48f15751c98d11b1c0

SHA-256:
c88f76d3fc363f0e621737189b295d09854e5d2311c3e169b2e369b7745b5118

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:
12/25/2024 12:06:05 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Tuguu (M)
16.12.17.22

File size:
595.9 KB (610,200 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
TUGUU DomaIQ Setup

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

Digital Signature
Signed by:

Authority:
GlobalSign nv-sa

Valid from:
2/12/2014 12:16:19 PM

Valid to:
2/13/2015 12:16:19 PM

Subject:
E=media@clovermediainter.com, CN=Clovermedia SL, O=Clovermedia SL, S=Tenerife, C=ES

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
112168F91EF65A6728FFFA559E8ED6A2EEC5

File PE Metadata
Compilation timestamp:
4/7/2014 5:33:59 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

Entry address:
0x2C42

Entry point:
E8, 1E, 2E, 00, 00, E9, 79, FE, FF, FF, 6A, 0C, 68, 48, 02, 42, 00, E8, 04, 01, 00, 00, 8B, 75, 08, 85, F6, 74, 75, 83, 3D, D8, 6F, 42, 00, 03, 75, 43, 6A, 04, E8, 20, 30, 00, 00, 59, 83, 65, FC, 00, 56, E8, 43, 31, 00, 00, 59, 89, 45, E4, 85, C0, 74, 09, 56, 50, E8, 64, 31, 00, 00, 59, 59, C7, 45, FC, FE, FF, FF, FF, E8, 0B, 00, 00, 00, 83, 7D, E4, 00, 75, 37, FF, 75, 08, EB, 0A, 6A, 04, E8, F4, 2E, 00, 00, 59, C3, 56, 6A, 00, FF, 35, 4C, 6A, 42, 00, FF, 15, 64, D0, 41, 00, 85, C0, 75, 16, E8, DB, 0A, 00...
 
[+]

Code size:
109.5 KB (112,128 bytes)

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

http://a.ad-sys.com/.../click?tenant=AD&context=LqOPtmbfswtzBwEs3ta8oaFGbGfa_F8aDzac-V__J-baAdHTpfutNYP6uMP8H6AOEaaO909iettipjtriYaaEaEsPPq6GgtjNsMOpLJc2i9O1taaQhbngI0tO6FTpR5IjMcfESkHMWgHIfw5-Ng6jOrdeBAV8bxKh02mcyKqKmCW-ehtPEmOYKltFQrnmk-9i6vRmgWvuFCPZkuWGiDVOwCsikwtol4LQuNekCTfbr2FcvXQuYgkUGOSL9EvEPlfRWJcnmJO20YV2-x348zZRItB7AkV8EsO5mSMcdb4cQt6AaWYaMeduSZucp4T3uAYis-TbdXKdehIfKIZ7fvFCI1Rub7SVHufC6iGaQXY25C0X5Hpum87OkVAVqYTXTPRCl794fYAtLPISDsoTjMdfvIQuhmHfqprJJPIkI0vSVAumB_j13I_K7NIHcwi8KVNa4&fwd=&log_click_as=click

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