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ConstaSurf2014112216.exe

ConstaSurf

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file ConstaSurf2014112216.exe by ConstaSurf has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
ConstaSurf  (signed and verified)

Version:
1.0.5439.15064

MD5:
4fd81f82920a9fb11e8b7ecb5b4f7532

SHA-1:
bdbed07da9d0fee35326571cf6487e10f076eda1

SHA-256:
26311820a3b65ab79710d5435d8f41a0ae931c0685b53a47030c700556e499f2

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 4:45:28 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.ConstaSurf (M)
16.2.13.18

File size:
413.3 KB (423,200 bytes)

Product version:
1.0.5439.15064

Original file name:
ConstaSurf2014112216.exe

Language:
Language Neutral

Common path:
C:\Program Files\constasurf\bin\tmp5fde.tmp

Digital Signature
Signed by:
ConstaSurf

Authority:
VeriSign, Inc.

Valid from:
3/19/2014 8:00:00 AM

Valid to:
3/20/2015 7:59:59 AM

Subject:
CN=ConstaSurf, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=ConstaSurf, 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:
46A82C62F93896A2C29C94EC6C4D8A3D

File PE Metadata
Compilation timestamp:
11/23/2014 12:22:08 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
6144:7ByWwHznmQYWcTkvc6YzSVN3rUW/O+6e3XbsqCgR7bzQ6f+Rf95vrGp1HEu:9yWHdivcQ3P/O+X3rTxzQb/a1

Entry address:
0x6711E

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, 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:
5.8941

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

Code size:
404.5 KB (414,208 bytes)

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