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appmgr.bak

BrowseMark

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

Version:
1.0.5847.20182

MD5:
ce35869c8e93262758c750e970166914

SHA-1:
ab2c7b84698af973ffa9adc991b94108a649e6cc

SHA-256:
b174e02ca860baff92003b81682ec9654ff1d6fae7dd576d4b149c5b4fea0278

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:
4/27/2024 2:35:53 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.11.14

File size:
477.2 KB (488,688 bytes)

Product version:
1.0.5847.20182

Language:
English (United States)

Common path:
C:\ProgramData\appmgr2.49.6826863\appmgr.bak

Digital Signature
Signed by:
BrowseMark

Authority:
VeriSign, Inc.

Valid from:
2/3/2015 9:00:00 PM

Valid to:
3/5/2016 8:59:59 PM

Subject:
CN=BrowseMark, O=BrowseMark, 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:
1401B58097E1C00CABB2C6F4A73C0CAF

File PE Metadata
Compilation timestamp:
1/4/2016 4:12:53 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

Entry address:
0x2083A

Entry point:
E8, C5, EB, 00, 00, E9, 7F, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74, 7F, 0F, B6, 44, 24, 08, 0F, BA, 25, 70, 99, 46, 00, 01, 73, 0D, 8B, 4C, 24, 0C, 57, 8B, 7C, 24, 08, F3, AA, EB, 5D, 8B, 54, 24, 0C, 81, FA, 80, 00, 00, 00, 7C, 0E, 0F, BA, 25, 40, 4B, 46, 00, 01, 0F, 82, F4, EC, 00, 00, 57, 8B, F9, 83, FA, 04, 72, 31, F7, D9, 83, E1, 03, 74, 0C, 2B, D1, 88, 07, 83, C7, 01, 83, E9, 01, 75, F6, 8B, C8, C1, E0, 08, 03, C1, 8B, C8, C1, E0, 10, 03...
 
[+]

Code size:
317 KB (324,608 bytes)

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