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digihelp.purbrowse64.exe

DigiHelp

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application digihelp.purbrowse64.exe by DigiHelp has been detected as adware by 8 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)

MD5:
7f1c788df85953331bc08325ba897290

SHA-1:
6438649161b97f9a8f974468076d96c5595f6d19

SHA-256:
3d8537b5f61ae9fbd6afca700b3a6696f9cc3ac667f3dbff628db9f8df65d098

Scanner detections:
8 / 68

Status:
Adware

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

Analysis date:
5/10/2024 9:12:18 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

Avira AntiVirus
ADWARE/BrowseFox.Gen7
7.11.197.26

avast!
Win64:BrowseFox-A [PUP]
141214-1

AVG
Generic
2015.0.3254

Clam AntiVirus
Win.Adware.Swiftbrowse-749
0.98/19815

Dr.Web
Trojan.BPlug.100
9.0.1.05190

ESET NOD32
Win64/BrowseFox.A potentially unwanted application
7.0.302.0

Reason Heuristics
PUP.DigiHelp.T
14.12.21.10

File size:
344.7 KB (353,000 bytes)

File type:
Executable application (Win64 EXE)

Common path:
C:\Program Files\digihelp\bin\digihelp.purbrowse64.exe

Digital Signature
Signed by:
DigiHelp

Authority:
VeriSign, Inc.

Valid from:
9/2/2014 1:00:00 AM

Valid to:
9/3/2015 12:59:59 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 9:23:22 AM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows Console

Linker version:
10.0

CTPH (ssdeep):
6144:lShaqDLO9oz/8HY53/XEyP8RIKJKXtApA6Tfeibtze7Dmh7YZTBwXSIj5GE:04q3O98T3PEyEJ0tUB9b7YZT2Xxz

Entry address:
0x256C0

Entry point:
48, 83, EC, 28, E8, 77, 94, 00, 00, 48, 83, C4, 28, E9, 76, FE, FF, FF, CC, CC, 4C, 8D, 0D, 75, AF, 02, 00, 33, C0, 49, 8B, D1, 44, 8D, 40, 08, 3B, 0A, 74, 2B, FF, C0, 49, 03, D0, 83, F8, 2D, 72, F2, 8D, 41, ED, 83, F8, 11, 77, 06, B8, 0D, 00, 00, 00, C3, 81, C1, 44, FF, FF, FF, B8, 16, 00, 00, 00, 83, F9, 0E, 41, 0F, 46, C0, C3, 48, 98, 41, 8B, 44, C1, 04, C3, CC, 48, 83, EC, 28, E8, DB, 5E, 00, 00, 48, 85, C0, 75, 09, 48, 8D, 05, 87, B0, 02, 00, EB, 04, 48, 83, C0, 10, 48, 83, C4, 28, C3, 48, 83, EC, 28...
 
[+]

Entropy:
6.2936

Code size:
232.5 KB (238,080 bytes)

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