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utiljumpflip.exe

Jump Flip

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application utiljumpflip.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. It runs as a separate (within the context of its own process) windows Service named “Util Jump Flip”. 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:
1.0.5700.10902

MD5:
7362fb0507248eeb196df919171c6fc3

SHA-1:
3033537ade9a3ce5903bc2029bbe6282281ae3cf

SHA-256:
a663f7a780a089b53df836ad176161f3551de2b673436a3a84055bc3cf4d59dc

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:
4/19/2024 11:10:23 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.JumpFlip (M)
15.8.17.5

File size:
452.8 KB (463,648 bytes)

Product version:
1.0.5700.10902

Original file name:
JumpFlip2015081014.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\Program Files\jump flip\bin\utiljumpflip.exe

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 10:03:24 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
6144:4isJz0n2det5CUMfrBXXdrKgyQ3YJ6hLE52toKbeVx1x9PSAUoE5wFGQxf3RY9Vr:1skBIDBlKyLE6VeV+pwFGQziuk

Entry address:
0x70FEE

Entry point:
FF, 25, 00, 20, 40, 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, 02, 00, 10, 00, 00, 00, 20, 00, 00, 80, 18, 00, 00, 00, 38, 00, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 01, 00, 00, 00, 50, 00, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 01, 00, 00, 00, 68, 00, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 00, 00, 00, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
6.0389

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

Code size:
444 KB (454,656 bytes)

Service
Display name:
Util Jump Flip

Type:
Win32OwnProcess


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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