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appmgr.bak

gate snapper

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

Version:
1.0.5665.28279

MD5:
c52aa6c3c9139dc76649debaaff403b3

SHA-1:
08caa7d7c773040890794220b622e804bbfffbb4

SHA-256:
0106eb4c57b1df535a663b45c1169157ff180608e476516eb81ff4b0f87854f7

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:
11/23/2024 9:45:57 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.16.6

File size:
471.7 KB (483,064 bytes)

Product version:
1.0.5665.28279

Language:
English (United States)

Common path:
C:\ProgramData\appmgr3.03.5079016\appmgr.bak

Digital Signature
Signed by:
gate snapper

Authority:
VeriSign, Inc.

Valid from:
11/20/2014 7:00:00 AM

Valid to:
11/21/2015 6:59:59 AM

Subject:
CN=gate snapper, O=gate snapper, 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:
133A7A0373BA5F8F11B450D044B92146

File PE Metadata
Compilation timestamp:
7/7/2015 5:42:48 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

Entry address:
0x1FA40

Entry point:
E8, D1, EC, 00, 00, E9, 7F, FE, FF, FF, 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, 50, 87, 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, 30, 3B, 46, 00, 01, 0F, 82, 06, EE, 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, C1, 8B, CA, 83, E2, 03...
 
[+]

Code size:
313 KB (320,512 bytes)

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