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atuzi.purbrowse64.exe

AtuZi

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application atuzi.purbrowse64.exe by AtuZi has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
AtuZi  (signed and verified)

MD5:
aeb52096e51b70d2fa625d33359585d1

SHA-1:
ac948efd17e6f270904f26c67232aa3ae3ef3962

SHA-256:
494c5c888a0d3e3224fbee2a8b1a97dc5945a7b113fb2594bb1704e334566717

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Belongs to the Sambreel/Yontoo progam that inserts various forms of advertising in the user's web browser, installed with minimal or no user consent.

Analysis date:
4/25/2024 4:04:28 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.AtuZi (M)
16.2.15.11

File size:
280.3 KB (287,000 bytes)

File type:
Executable application (Win64 EXE)

Common path:
C:\Program Files\atuzi\bin\atuzi.purbrowse64.exe

Digital Signature
Signed by:
AtuZi

Authority:
VeriSign, Inc.

Valid from:
4/16/2014 7:00:00 PM

Valid to:
4/17/2015 6:59:59 PM

Subject:
CN=AtuZi, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=AtuZi, L=Santa Monica, S=California, C=US

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:
1095EBEC0EFD96E9E4C801DCA0909C26

File PE Metadata
Compilation timestamp:
7/28/2014 3:43:01 PM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows Console

Linker version:
10.0

CTPH (ssdeep):
6144:eoZk/KUcMPY18Ou41b4pPyK4j/TTl0yhv3Q7YTTBdZgaga3NLJ:eYk/KUgluPPCxXo7YTTfZt3NJ

Entry address:
0x201A0

Entry point:
48, 83, EC, 28, E8, 53, 77, 00, 00, 48, 83, C4, 28, E9, 76, FE, FF, FF, CC, CC, 48, 89, 5C, 24, 10, 48, 89, 7C, 24, 18, 55, 48, 8B, EC, 48, 83, EC, 60, 48, 8B, FA, 48, 8B, D9, 48, 8D, 4D, C0, 48, 8D, 15, E9, 04, 01, 00, 41, B8, 40, 00, 00, 00, E8, 8E, E4, FF, FF, 48, 8D, 55, 10, 48, 8B, CF, 48, 89, 5D, E8, 48, 89, 7D, F0, E8, 0E, 99, 00, 00, 4C, 8B, D8, 48, 89, 45, 10, 48, 89, 45, F8, 48, 85, FF, 74, 1B, F6, 07, 08, B9, 00, 40, 99, 01, 74, 05, 89, 4D, E0, EB, 0C, 8B, 45, E0, 4D, 85, DB, 0F, 44, C1, 89, 45...
 
[+]

Entropy:
6.3024

Code size:
185 KB (189,440 bytes)

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