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centurylink.exe

Internet Explorer 8

Synacor, Inc.

While the file properties state the file is developed by 'Microsoft Corporation', this is not the case and it is designed just to look like a legitimate Microsoft system file. The application centurylink.exe, “Win32 Cabinet Self-Extractor ” by Synacor has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a setup program which is used to install the application. The file has been seen being downloaded from content.emerald.synacor.com.
Publisher:
Microsoft Corporation  (signed by Synacor, Inc.)

Product:
Internet Explorer 8

Description:
Win32 Cabinet Self-Extractor

Version:
6.00.2900.2180 (xpsp_sp2_rtm.040803-2158)

MD5:
2ae516fbeee48962102b74a10638e2a3

SHA-1:
041111c72e4e484cb735f0922b1de808beeacf24

SHA-256:
ac067365ba284121f7c39f6e0e5fee55bf1b53e904f77086d3f75c3e14770917

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
4/26/2024 12:25:38 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Visicom.Toolbar (M)
16.9.8.20

File size:
18.1 MB (18,993,904 bytes)

Product version:
6.00.2900.2180

Copyright:
© Microsoft Corporation. All rights reserved.

Original file name:
WEXTRACT.EXE

File type:
Executable application (Win32 EXE)

Language:
English (United States)

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

Digital Signature
Signed by:
Synacor, Inc.

Authority:
VeriSign, Inc.

Valid from:
4/22/2010 8:00:00 PM

Valid to:
7/13/2011 7:59:59 PM

Subject:
CN="Synacor, Inc.", OU=Digital ID Class 3 - Microsoft Software Validation v2, O="Synacor, Inc.", L=Buffalo, S=New York, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2009-2 CA, OU=Terms of use at https://www.verisign.com/rpa (c)09, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
5CA52F6C5F10F7B6390C0D2A4CFF8D8F

File PE Metadata
Compilation timestamp:
8/4/2004 2:01:37 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
7.10

CTPH (ssdeep):
393216:7gJJ7grHKGKb+LcaXloa4q19cIiLiqkKXtrXXsqf86g3nwaGBCbaiZpGCeh:7gJ5cHrKbk1Hsfdc7f3nm0zU7h

Entry address:
0x645C

Entry point:
E8, 0A, 00, 00, 00, E9, 7A, FF, FF, FF, CC, CC, CC, CC, CC, 8B, FF, 55, 8B, EC, 83, EC, 10, A1, D0, B2, 00, 01, 85, C0, 74, 07, 3D, 40, BB, 00, 00, 75, 4D, 56, 8D, 45, F8, 50, FF, 15, 70, 11, 00, 01, 8B, 75, FC, 33, 75, F8, FF, 15, 6C, 11, 00, 01, 33, F0, FF, 15, 68, 11, 00, 01, 33, F0, FF, 15, 64, 11, 00, 01, 33, F0, 8D, 45, F0, 50, FF, 15, 60, 11, 00, 01, 8B, 45, F4, 33, 45, F0, 33, C6, 25, FF, FF, 00, 00, 5E, 75, 05, B8, 40, BB, 00, 00, A3, D0, B2, 00, 01, F7, D0, A3, CC, B2, 00, 01, C9, C3, CC, CC, CC...
 
[+]

Entropy:
7.9996

Developed / compiled with:
Microsoft CAB SFX

Code size:
38.5 KB (39,424 bytes)

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

http://content.emerald.synacor.com/files/ie8/.../centurylink.exe

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