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jumpflipun.exe

Jump Flip

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application jumpflipun.exe by Jump Flip has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. While running, it connects to the Internet address install.jumpflip.net on port 80 using the HTTP protocol.
Publisher:
Jump Flip  (signed and verified)

Version:
1.0.0.0

MD5:
b2d34cb1da1ed5c8a624de9f9bf8b1b9

SHA-1:
9285f27556f562989c3f6cf96880a2cf999112d3

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:
4/18/2024 9:54:07 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.JumpFlip (M)
15.11.18.8

File size:
539.3 KB (552,224 bytes)

Product version:
1.0.0.0

Original file name:
Jump Flip Uninstaller.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\Program Files\jump flip\jumpflipun.exe

Digital Signature
Signed by:
Jump Flip

Authority:
VeriSign, Inc.

Valid from:
8/21/2013 7:00:00 PM

Valid to:
8/22/2015 6:59:59 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:
5/4/2015 1:27:49 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
12288:5PzDmjiJLgz8firp3SHo2ERBpLhDvHnn/:Xo8fEoo24pLhjH/

Entry address:
0x84DF8

Entry point:
FF, 25, 00, 20, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 04, 00, 03, 00, 00, 00, 30, 00, 00, 80, 0E, 00, 00, 00, 10, 13, 00, 80, 10, 00, 00, 00, 8A, 13, 00, 80, 18, 00, 00, 00, 42, 16, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 04, 00, 02, 00, 00, 00, 60, 00, 00, 80, 03, 00, 00, 00, AC, 01, 00, 80, 04, 00, 00, 00, 38, 07, 00, 80, 05, 00, 00, 00, 44, 0A, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 00, 00, 00, 00, 78, 00, 00, 00...
 
[+]

Entropy:
6.1239

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

Code size:
523.5 KB (536,064 bytes)

The executing file has been seen to make the following network communication in live environments.

TCP (HTTP):
Connects to install.jumpflip.net  (70.186.131.184:80)

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