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jumpflip.expext.dll

Jump Flip

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module jumpflip.expext.dll by Jump Flip has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Jump Flip  (signed and verified)

Version:
1.0.5700.18861

MD5:
bd6d2a147f0e8af154eb9adce9f288a4

SHA-1:
a8882da551e2310f64978798cf1f008d748a4f3f

SHA-256:
c0ca62e26afda6fdc52e01b64b11df5835680b7e6b883938c16517d72c92179e

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:
4/25/2024 2:00:19 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.JumpFlip (M)
15.11.27.16

File size:
499.3 KB (511,264 bytes)

Product version:
1.0.5700.18861

Original file name:
2015081018.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\jump flip\bin\plugins\jumpflip.expext.dll

Digital Signature
Signed by:
Jump Flip

Authority:
VeriSign, Inc.

Valid from:
8/21/2013 8:00:00 PM

Valid to:
8/22/2015 7:59:59 PM

Subject:
CN=Jump Flip, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Jump Flip, L=Santa Monica, 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:
144CF0B61216826C7F439B5C91A6ABD6

File PE Metadata
Compilation timestamp:
8/10/2015 2:28:42 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
12288:SjREow+erCZArOamCohoky0Brnjqv38vtRdNG:SFZYOPBrGPKM

Entry address:
0x7CA9E

Entry point:
FF, 25, 00, 20, 00, 10, 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...
 
[+]

Entropy:
6.4552

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

Code size:
491 KB (502,784 bytes)

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