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skypesetup.exe

Innovative Systems LLC

The application skypesetup.exe by Innovative Systems 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 Inno Setup installer. The file has been seen being downloaded from skype.joydownload.es.
Publisher:
Innovative Systems LLC  (signed and verified)

MD5:
f379cd88e63b5c3cfba48f66b205064a

SHA-1:
8c9c13e575f9a5483a379448b983e855958e0470

SHA-256:
4d8fe219f5aa92d9f2813960d0c913f7bd1af1303ca2bad3bf711de0a3a63140

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:
11/25/2024 11:15:22 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InnovativeSystems.Installer (M)
16.2.19.17

File size:
774.2 KB (792,784 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

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

Digital Signature
Signed by:
Innovative Systems LLC

Authority:
VeriSign, Inc.

Valid from:
5/18/2014 7:00:00 PM

Valid to:
5/19/2015 6:59:59 PM

Subject:
CN=Innovative Systems LLC, O=Innovative Systems LLC, L=Dnepropetrovsk, S=Dnepropetrovska oblast, C=UA

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:
450EACFE8D673E82864CE46BC1A92FCA

File PE Metadata
Compilation timestamp:
6/19/1992 5:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:dnFWsX2hqUkPmrj6PLx+K4WpOTwHHG8dD:dFnsqUem/Cd+SXHHGE

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, BF, A9, FF, FF, E8, 5E, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

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

http://skype.joydownload.es/get_ic_file/wUiS4GnYccXFwj /Tf sEF5zilx1NTmjEgqRO5WT4IBjqSC vD06nskFbk3kYqm8ZieuyxdSMWmeGuqhCr50yb1q1p/OWFKD9GzyDkP9qiLs1KuSsdrHlGEaqZw5ilxKASOuDCAsx5w79WjwXGmLFfQckYW0JTxeYrg2LhgIOqj Vnh0O8TKLAlh1euxAC1mcoz4w wzCW6zsFKyzu1nR5i7etD4MC0IioOvFqounBcH7I/8n1O7ZK1/hWrzQYwEsZmpSDrjt5uCnDIhb6RIBo4 M21l6ba1FllriByi1d9FFCjmFAawqZLu1U9gbB2Q6S5Bz9KQOnOoT1PfiPt7dAL4yCDeFgF2Y35VBc/.../H dQUyB3OWHH4nTFbP4uZfgE6AKEFRDCxluFUFiLCWU=

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