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s2setup_mruwtsdpy.exe

Skymonk Solutions Limited

The application s2setup_mruwtsdpy.exe by Skymonk Solutions Limited has been detected as adware by 4 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from update.skymonk.net.
Publisher:
Skymonk Solutions Limited  (signed and verified)

MD5:
b9410ec113ff979c846f8bee8f489af3

SHA-1:
b8283984e3bc8a8349b83500b3f76cb0274c4081

SHA-256:
b4067a997e2e3e346d8037fac75a3ede000f22c4ab98aff95180a7af201a5b7f

Scanner detections:
4 / 68

Status:
Adware

Analysis date:
4/25/2024 10:45:23 AM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Tool.Skymonk.12
9.0.1.0363

Malwarebytes
PUP.Adware.Agent
v2013.12.29.06

Reason Heuristics
PUP.Installer.SkymonkSolutionsLimited.R
14.5.19.1

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.22.2

File size:
1.2 MB (1,228,408 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\s2setup_mruwtsdpy.exe

Digital Signature
Signed by:
Skymonk Solutions Limited

Authority:
VeriSign, Inc.

Valid from:
4/9/2012 7:00:00 AM

Valid to:
4/10/2015 6:59:59 AM

Subject:
CN=Skymonk Solutions Limited, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Skymonk Solutions Limited, L=Tortola, S=Tortola, C=VG

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:
632A5F301191DF03C4933D982BAD525F

File PE Metadata
Compilation timestamp:
2/25/2012 2:22:01 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:jcLnuf6kooC86t1Y8dQOBEmGd5DI+SyQqipdoNQhzSfzt:7rG1VdQzmwtDicNQtit

Entry address:
0x36DA

Entry point:
81, EC, 84, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 1C, C7, 44, 24, 10, C0, 8A, 40, 00, 89, 5C, 24, 18, C6, 44, 24, 14, 20, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, AC, 80, 40, 00, 53, FF, 15, A4, 82, 40, 00, 6A, 08, A3, 18, 36, 45, 00, E8, FD, 28, 00, 00, 53, 68, 60, 01, 00, 00, A3, 28, 35, 45, 00, 8D, 44, 24, 3C, 50, 53, 68, BF, 8A, 40, 00, FF, 15, 70, 81, 40, 00, 68, B4, 8A, 40, 00, 68, 20, F5, 44, 00, E8, 27, 26, 00, 00, FF, 15, A8, 80, 40, 00, 50, BF, 50, C0, 47, 00, 57, E8, 15, 26...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

The file s2setup_mruwtsdpy.exe has been seen being distributed by the following URL.

http://update.skymonk.net/.../s2setup_mruwtsdpy.exe

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