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appmgr.bak

SaltarSmart

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

Version:
1.0.5656.17018

MD5:
7c36018ae633ff4d3cb2de06910ace79

SHA-1:
b5f08b3b47567a14f2e247fdc3b464962798f4f8

SHA-256:
290e607256989dc27b879c1160a5d3f6c65cc8222e00e0bcf0b8bee3cd78cb26

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:
4/26/2024 11:06:40 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.7.18

File size:
471.8 KB (483,104 bytes)

Product version:
1.0.5656.17018

Language:
English (United States)

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

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:
6/27/2015 9:27:25 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:
6.1027

Code size:
313 KB (320,512 bytes)

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