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appmgr.exe

Ski Search

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application appmgr.exe by Ski Search has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It runs as a separate (within the context of its own process) windows Service named “Application Manager 1.59.2907931”.
Publisher:
Ski Search  (signed and verified)

Version:
1.0.5818.32750

MD5:
3e50a0cff381e529c7ed3dac9d0d68e2

SHA-1:
64a0579cf77794cd24bc566b0a5a33285c026b79

SHA-256:
9a68194301bbf67a44f8a009be63dccdf5c3a5c248c6367c93580b8fe69813e6

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:
4/29/2024 11:49:13 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.14.10

File size:
477.2 KB (488,688 bytes)

Product version:
1.0.5818.32750

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\ProgramData\appmgr1.59.2907931\appmgr.exe

Digital Signature
Signed by:
Ski Search

Authority:
VeriSign, Inc.

Valid from:
1/11/2015 5:30:00 AM

Valid to:
1/12/2016 5:29:59 AM

Subject:
CN=Ski Search, O=Ski Search, L=San Diego, 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:
713F78733FA0D620BA8404F1BD989A22

File PE Metadata
Compilation timestamp:
12/7/2015 7:41:52 AM

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...
 
[+]

Entropy:
6.1117

Code size:
317 KB (324,608 bytes)

Service
Display name:
Application Manager 1.59.2907931

Service name:
AppMgr1.59.2907931

Type:
Win32OwnProcess

Depends on:
RPCSS


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