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digihelp.expext.dll

DigiHelp

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module digihelp.expext.dll by DigiHelp has been detected as adware by 6 anti-malware scanners. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages.
Publisher:
DigiHelp  (signed and verified)

Version:
1.0.5468.12041

MD5:
90a294319e804284219f0b73e8753032

SHA-1:
9c375347d3d17d3b48e3ae69cf4edb7621a05947

SHA-256:
ff28fec9d8aaf2095a9155aca44f57e07a20ab5122de587abbc40750f2199d46

Scanner detections:
6 / 68

Status:
Adware

Explanation:
Injects advertising in the web browser in various formats.

Analysis date:
4/19/2024 9:13:03 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.BrowseFox
2014.12.22

Avira AntiVirus
ADWARE/BrowseFox.Gen7
7.11.197.26

AVG
Generic
2015.0.3254

ESET NOD32
MSIL/BrowseFox.L potentially unwanted application
7.0.302.0

K7 AntiVirus
Adware
13.188.14395

Reason Heuristics
PUP.DigiHelp.O
14.12.21.11

File size:
583.7 KB (597,736 bytes)

Product version:
1.0.5468.12041

Original file name:
DigiHelp.ExpExt2014122114.dll

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\digihelp\bin\plugins\digihelp.expext.dll

Digital Signature
Signed by:
DigiHelp

Authority:
VeriSign, Inc.

Valid from:
9/2/2014 2:00:00 AM

Valid to:
9/3/2015 1:59:59 AM

Subject:
CN=DigiHelp, O=DigiHelp, 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:
1A7686F9F81F8C322CBB5D0915469B2B

File PE Metadata
Compilation timestamp:
12/21/2014 3:41:28 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
12288:2c+bG4Lfj0FvK8sMRsPQ4Onab2XWY3Q13UvoatjMQ4Ysz0m4FLkPBV87h9hr+NcW:2BbyvK878no7B+6olnT44

Entry address:
0x91BFE

Entry point:
FF, 25, 00, 20, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
575.5 KB (589,312 bytes)

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