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appmgr.exe

SaltarSmart

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application appmgr.exe by SaltarSmart 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 3.93.4886414”.
Publisher:
SaltarSmart  (signed and verified)

Version:
1.0.5608.678

MD5:
a6713f792bfea8f62bfcef0e81cfd701

SHA-1:
c45fd4f0eecb5c0cc237a227191596ca21a825f6

SHA-256:
fca63fadf34a7957c5a2083d30d8e49248bac175ca5f3cb2c8322bc8091ab20d

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:
4/19/2024 9:20:42 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.7.18

File size:
471.8 KB (483,104 bytes)

Product version:
1.0.5608.678

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\ProgramData\appmgr3.93.4886414\appmgr.exe

Digital Signature
Signed by:
SaltarSmart

Authority:
VeriSign, Inc.

Valid from:
8/12/2013 5:00:00 PM

Valid to:
8/13/2015 4:59:59 PM

Subject:
CN=SaltarSmart, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=SaltarSmart, 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:
75908B9BAFC78AEAC30578D5193F6DC8

File PE Metadata
Compilation timestamp:
5/10/2015 12:22:46 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...
 
[+]

Entropy:
6.1026

Code size:
313 KB (320,512 bytes)

Service
Display name:
Application Manager 3.93.4886414

Service name:
AppMgr3.93.4886414

Type:
Win32OwnProcess

Depends on:
RPCSS


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