krabweb.purbrowse64.exe

Krab Web

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application krabweb.purbrowse64.exe by Krab Web has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Krab Web  (signed and verified)

MD5:
d5a494df0444fbe28ebdf37ceff81fba

SHA-1:
f12f0655a3e802fb13063e2bd5e6f82e5a03c4dd

SHA-256:
f4be41ee00c088263aee2a0005609d76b1ada18ee172bcad5cbba78c1057f3f2

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:
12/24/2024 4:57:01 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.1.22.10

File size:
341.8 KB (349,984 bytes)

File type:
Executable application (Win64 EXE)

Common path:
C:\Program Files\krab web\bin\krabweb.purbrowse64.exe

Digital Signature
Signed by:

Authority:
DigiCert Inc

Valid from:
6/8/2014 7:00:00 PM

Valid to:
6/17/2015 7:00:00 AM

Subject:
CN=Krab Web, O=Krab Web, L=Santa Monica, S=California, C=US

Issuer:
CN=DigiCert Assured ID Code Signing CA-1, OU=www.digicert.com, O=DigiCert Inc, C=US

Serial number:
0572744C4944FF55FB05A9A82A78D271

File PE Metadata
Compilation timestamp:
9/9/2014 4:53:44 PM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows Console

Linker version:
10.0

Entry address:
0x25110

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, 25, A5, 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, 37, A6, 02, 00, EB, 04, 48, 83, C0, 10, 48, 83, C4, 28, C3, 48, 83, EC, 28...
 
[+]

Entropy:
6.2913

Code size:
230.5 KB (236,032 bytes)

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