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skypesetup.exe

Secure Installer

The application skypesetup.exe by Secure Installer has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The file has been seen being downloaded from downloader.downloadinfo.co a web site host known to distribute potentially unwanted software operated by Downloadinfo.
Publisher:
Secure Installer  (signed and verified)

MD5:
6f2e52bea85b6aaf6d4f058999530cc5

SHA-1:
c75b42293ae3a30d5ff253b21ba23d569e69700f

SHA-256:
d9d4771cfd185c6545947d4349fcb09c3f4927fa94d36578542794f3c5db8285

Scanner detections:
1 / 68

Status:
Potentially unwanted

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:
12/26/2024 12:43:03 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.SecureInstaller.Installer (M)
16.1.4.19

File size:
1.2 MB (1,220,232 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Secure Installer

Authority:
COMODO CA Limited

Valid from:
9/24/2012 8:00:00 PM

Valid to:
9/25/2013 7:59:59 PM

Subject:
CN=Secure Installer, O=Secure Installer, STREET=720 Market Street, STREET=5th floor, L=San Francisco, S=CA, PostalCode=94102, C=US

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

Serial number:
00C3507C1ADDE6B4C52E5426990F85CA2B

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:C3zZNtOyRdV4B+V2BMBRvegs640c5a3K6V6:C3NjZKm2wdn4z5a66V

Entry address:
0xDA470

Entry point:
55, 8B, EC, 83, C4, F0, B8, 80, A7, 40, 00, E8, 83, E8, FF, FF, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
6.6982

Developed / compiled with:
Microsoft Visual C++

Code size:
885 KB (906,240 bytes)

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

http://downloader.downloadinfo.co/?id=fff2d6dc2fed39cbdcaa7ba0c5f81beed26e4527&ts=1363788708&r=/review/.../?kw=skype.com download&subid=DISKUK&cust=skype.com download&type=skype&gclid=CJiQkri8i7YCFeXLtAod_l4ArQ&utm_campaign=DISKUK&fwd=1&file=Skype Talking.exe

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