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util_ex.dll

Long Mile Solutions, LLC

This is part of an adware program designed to inject advertising in the web browser (banners, text-links) as well as modify the normal behavior of the browser. Part of the Injekt brand of unwanted programs. The module util_ex.dll by Long Mile Solutions has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It is also typically executed from the user's temporary directory.
Publisher:
Long Mile Solutions, LLC  (signed and verified)

MD5:
da2c3f4ba1db4dafecd89f987429e3d0

SHA-1:
2d7613ffc0444cb44ce96c1847f855a283df9e54

SHA-256:
0482c6a0c96c56f6277eaa18e6b59c33772db4ff12331e8d1fa4ccc55674bc8a

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Injects display ads (banner ads), in-text ads, interstitial ads, or other types of ads in the web browser as well as alters the browsers settings (home page, search, DNS, and security protocols).

Analysis date:
4/23/2025 7:32:31 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Injekt (M)
17.2.25.10

File size:
776.6 KB (795,272 bytes)

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\util_ex.dll

Digital Signature
Signed by:
Long Mile Solutions, LLC

Authority:
COMODO CA Limited

Valid from:
4/26/2013 1:00:00 AM

Valid to:
4/27/2014 12:59:59 AM

Subject:
CN="Long Mile Solutions, LLC", O="Long Mile Solutions, LLC", STREET=640 GRAND AVE STE E, L=CARLSBAD, S=CA, PostalCode=92008, C=US

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
53B89B8046F82D87A2C562F3D007CB45

File PE Metadata
Compilation timestamp:
7/30/2013 12:00:04 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

Entry address:
0x8EA27

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 05, B0, 00, 00, FF, 75, 08, 8B, 4D, 10, 8B, 55, 0C, E8, EC, FE, FF, FF, 59, 5D, C2, 0C, 00, CC, CC, CC, CC, CC, CC, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74, 69, 33, C0, 8A, 44, 24, 08, 84, C0, 75, 16, 81, FA, 80, 00, 00, 00, 72, 0E, 83, 3D, E0, CF, 0B, 10, 00, 74, 05, E9, 5B, B0, 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...
 
[+]

Entropy:
6.7526

Code size:
658 KB (673,792 bytes)

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