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hardcase.purbrowse64.exe

Hard Case

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application hardcase.purbrowse64.exe by Hard Case has been detected as adware by 12 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:
Hard Case  (signed and verified)

MD5:
0863e12817a533bb1d29689585b4e2db

SHA-1:
d629b5e0daa85c277cdff66787991f72cfee4576

SHA-256:
b505276f0330b0ee1ce62369ade1a250e932351f87d2dcb6bec5c0156162e6be

Scanner detections:
12 / 68

Status:
Adware

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

Analysis date:
4/25/2024 3:04:19 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.BrowseFox
2015.05.29

Avira AntiVirus
ADWARE/BrowseFox.Gen7
8.3.1.6

avast!
Win64:BrowseFox-A [PUP]
150525-2

AVG
Adware AdPlugin.DGI
2014.0.4311

Baidu Antivirus
Adware.Win64.BrowseFox
4.0.3.15528

Clam AntiVirus
Win.Adware.Browsefox-845
0.98/20518

ESET NOD32
Win64/BrowseFox.A potentially unwanted application
7.0.302.0

F-Prot
W64/S-8738d8b1
v6.4.7.1.166

McAfee
Program.BrowseFox-FYV
18.0.204.0

Reason Heuristics
Yontoo.HardCase.Meta
15.5.28.13

Zillya! Antivirus
Backdoor.PePatch.Win32.72311
2.0.0.2193

File size:
345.2 KB (353,520 bytes)

File type:
Executable application (Win64 EXE)

Common path:
C:\Program Files\hard case\bin\hardcase.purbrowse64.exe

Digital Signature
Signed by:
Hard Case

Authority:
VeriSign, Inc.

Valid from:
1/14/2015 7:00:00 PM

Valid to:
1/15/2016 6:59:59 PM

Subject:
CN=Hard Case, O=Hard Case, 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:
7C1DB5A1A650117480FBF9A10940013A

File PE Metadata
Compilation timestamp:
5/28/2015 12:56:24 AM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows Console

Linker version:
10.0

CTPH (ssdeep):
6144:RujgdRI/91IkY5G68DYo1HI4Sdj696ToC9tVDVWQ7YeTBZO0RQZdH:RBdRIFAGlDY2SkKr7YeTzBI

Entry address:
0x258F0

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, 45, AD, 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, 57, AE, 02, 00, EB, 04, 48, 83, C0, 10, 48, 83, C4, 28, C3, 48, 83, EC, 28...
 
[+]

Code size:
233 KB (238,592 bytes)

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