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sf2eu4.exe

Winamp Agent

OOO

The application sf2eu4.exe by OOO has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a setup program which is used to install the application. The file has been seen being downloaded from botherprogress.ru.
Publisher:
Nullsoft, Inc.  (signed by OOO )

Product:
Winamp Agent

Version:
5,6,3,3234

MD5:
4a2eb7fbaa671230e580e1bd93f13d3b

SHA-1:
83e6af13986084ace04a52c134bacf57398b9812

SHA-256:
706a551813e9eed22ff75a025f8f96f617334578e4413f9843eeeaff57794e21

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
4/26/2024 1:49:58 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
16.8.4.14

File size:
1 MB (1,064,488 bytes)

Product version:
5.6.3.3234

Copyright:
Copyright © 1997-2012, Nullsoft, Inc.

Original file name:
winampa.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Digital Signature
Signed by:
OOO

Authority:
COMODO CA Limited

Valid from:
7/18/2016 2:00:00 AM

Valid to:
7/19/2017 1:59:59 AM

Subject:
CN="OOO ""OLD SKUL""", O="OOO ""OLD SKUL""", STREET="Mytitchenskaya-3-a, 16, st.2, pom. I, kom.4", L=Moscow, S=Moscow, PostalCode=129626, C=RU

Issuer:
CN=COMODO RSA Code Signing CA, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
008723171B11777F10150CC307F59D6225

File PE Metadata
Compilation timestamp:
8/4/2016 2:28:39 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:e3uYAmmXYnlhvFXQuPzYktHqP/SXvIau2/R5:enAmmInjFn/tH6q/Ik5

Entry address:
0x1030

Entry point:
55, 8B, EC, 81, EC, F8, 03, 00, 00, 8B, 45, B8, 03, 45, A8, 89, 45, B4, 8B, 4D, B8, 51, FF, 15, 44, 70, 42, 00, 68, 4C, B0, 45, 00, FF, 15, 1C, 70, 42, 00, 68, 64, B0, 45, 00, FF, 15, 18, 70, 42, 00, 8B, 55, B8, 52, FF, 15, 0C, 70, 42, 00, 8B, 45, A8, 05, A2, 31, E4, 07, 89, 45, BC, 8B, 55, AC, 8B, 4D, BC, D3, EA, 89, 55, B8, 68, 7C, B0, 45, 00, FF, 15, 18, 70, 42, 00, 8B, 45, B0, 2B, 45, A8, 89, 45, A8, 8B, 4D, A8, 81, E9, B4, 01, CB, 08, 89, 4D, AC, 68, 94, B0, 45, 00, FF, 15, 20, 70, 42, 00, 68, 98, B0...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
151 KB (154,624 bytes)

The file sf2eu4.exe has been seen being distributed by the following URL.

http://botherprogress.ru/MTExNTk7aHR0cCUzQSUyRiUyRm1lZGlhLWFuZHJvaWQucnUlMkYlMjFhNGI4MDRhZDMzZGY5NzA2MGFhY2M4OTYxMzQyZjc5OGY3MWM1Mzc2NmQ1ZWQxZmFkOGFhNWI4NDVkNmZkMWZhO25hbWU9U0YyRVU0LnJhcjtzaXplPTE5MTI3MDA7dHlwZT1hcmNoaXZlO3V0bT1leUp6YjNWeVkyVWlPaUl4TVRVeE5TSXNJbTFsWkdsMWJTSTZJaUlzSW1OaGJYQmhhV2R1SWpvaUlpd2lkR1Z5YlNJNklpSXNJbU52Ym5SbGJuUWlPaUlpZlE9PTtyZWFsX3JlZmVyZXI9O2ZvcmNlX2ZpbGU9dHJ1ZQ==

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