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default.exe

Skymonk Solutions Limited

The application default.exe by Skymonk Solutions Limited has been detected as adware by 4 anti-malware scanners. This is a setup program which is used to install the application. 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:
40a918bc1b1c6791fac32912eabdc14b

SHA-1:
89f45b17b037818d8d6a1ef137618b2eb1b2633c

SHA-256:
0e46da6f623755e3d6c1e648db780009d315ce2d117fdb98d2ddc4288672c4e0

Scanner detections:
4 / 68

Status:
Adware

Analysis date:
4/19/2024 10:22:06 AM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Tool.Skymonk.14
9.0.1.0360

Malwarebytes
PUP.Adware.Agent
v2013.12.26.04

Reason Heuristics
PUP.SkymonkSolutionsLimited.H
14.5.19.1

Trend Micro House Call
TROJ_GEN.F47V0430
7.2.360

File size:
795.4 KB (814,480 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Skymonk Solutions Limited

Authority:
VeriSign, Inc.

Valid from:
4/9/2012 12:00:00 AM

Valid to:
4/9/2015 11:59:59 PM

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:
2/24/2012 7:22:01 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:pAAMYnbKxdd41XpHFg8VaMXjRjwMk9w/7x0GqPqxIY42Gnvb4Hx+RCOfQ:uA1nbode1Y8dz91DCGqixi1UHEbfQ

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...
 
[+]

Code size:
28 KB (28,672 bytes)

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

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

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