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_span_download__span_.exe

Alexey Kurilenko

This is a WebPick installer that bundles (with very minimal user consent) a number of adware browser extensions using the JustPlug.it browser framework. The application _span_download__span_.exe, “Installer for SuperbApp” by Alexey Kurilenko has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the WebPick InstalleRex (Tarma) installer. The file has been seen being downloaded from welovecoupon.eu. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
SuperbApp  (signed by Alexey Kurilenko)

Product:
SuperbApp

Description:
Installer for SuperbApp

Version:
2014.4.6.2017

MD5:
46edf4b9fb554df37f388c8a264c050e

SHA-1:
ca24ade899a3eee6fd833c0160cb5c5449a51a9b

SHA-256:
cc1cb03c4ee955bfec7338e8af6fd7ee562d605019e68637e62248f9d14f464e

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Uses Web-Pick's 'File Product', an Installer which wraps various products and downloads and installs it silently through the process, hosted on TusFiles.

Analysis date:
5/10/2024 11:25:16 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
Adware (M)
16.8.7.3

File size:
316.1 KB (323,704 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 SuperbApp

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\_span_download__span_.exe

Digital Signature
Signed by:
Alexey Kurilenko

Authority:
COMODO CA Limited

Valid from:
7/19/2013 7:00:00 AM

Valid to:
7/20/2014 6:59:59 AM

Subject:
CN=Alexey Kurilenko, O=Alexey Kurilenko, STREET="Str. Sums'ka, 28", L=Kharkiv, S=Kharkivska, PostalCode=61057, C=UA

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00EC26735E2AD490D07645FA7A606FA1EE

File PE Metadata
Compilation timestamp:
3/12/2013 3:51:45 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:1r9bUzkuvcBYC47l2xA0CLzrfn5Agvirxi/NRFBDArYO:1r+kuveY3hdLzrfn5A1KtBg

Entry address:
0x14DB

Entry point:
55, 8B, EC, 81, EC, 2C, 06, 00, 00, 53, 56, 33, DB, 57, 66, 89, 9D, DC, FB, FF, FF, 89, 5D, F4, 89, 5D, FC, FF, 15, 74, 30, 40, 00, A3, 08, 44, 40, 00, FF, 15, 70, 30, 40, 00, 8B, F8, 8D, 45, EC, 50, FF, 15, 6C, 30, 40, 00, FF, 15, 68, 30, 40, 00, 8B, F0, F7, D6, 33, F7, FF, 15, 64, 30, 40, 00, 33, F0, 8B, 45, F0, 33, 45, EC, 68, 04, 01, 00, 00, 33, F0, 8D, 85, D4, F9, FF, FF, 50, 53, FF, 15, 60, 30, 40, 00, 85, C0, 75, 41, FF, 15, 5C, 30, 40, 00, 83, F8, 78, 75, 1A, 68, A8, 32, 40, 00, E8, 43, FB, FF, FF...
 
[+]

Entropy:
7.9492

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

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

http://welovecoupon.eu/.../span>

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

TCP (HTTP):
Connects to r1.stylezip.info  (54.186.255.26:80)

TCP (HTTP):
Connects to c1.stylezip.info  (54.186.255.26:80)

 
http://c1.stylezip.info/?step_id=1&installer_id=304135564&publisher_id=041&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=912406692&external_id=0&session_id=1824813384&hardware_id=2128948948&installer_file_name=_span_download__span_

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