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c21e1bcb9599d47c13b43e62330b41d1b650fbb2

Participatory Culture Foundation

The file c21e1bcb9599d47c13b43e62330b41d1b650fbb2 by Participatory Culture Foundation 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 NSIS (Nullsoft Scriptable Install System) installer. It is installed within the Mozilla Firefox web browser as part of an addin/plugin.
Publisher:
Participatory Culture Foundation  (signed and verified)

MD5:
8153218b3c68711ec3fdbdf413749017

SHA-1:
6987b41f0a33d22000af894d657e2ea230e98f00

SHA-256:
37da043e95ffb3d75e3ba606f69f5d199c722b509ab3ba5c447e28a43541bbc8

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:
12/26/2024 5:05:11 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Particip.Installer (M)
16.6.7.23

File size:
12.9 MB (13,533,542 bytes)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\mozilla\firefox\profiles\{user}.default\cache2\entries\c21e1bcb9599d47c13b43e62330b41d1b650fbb2

Digital Signature
Signed by:
Participatory Culture Foundation

Authority:
Starfield Technologies, Inc.

Valid from:
12/10/2012 8:53:33 PM

Valid to:
11/13/2014 2:11:52 AM

Subject:
CN=Participatory Culture Foundation, O=Participatory Culture Foundation, L=Boston, S=MA, C=US

Issuer:
CN=Starfield Secure Certificate Authority - G2, OU=http://certs.starfieldtech.com/repository/, O="Starfield Technologies, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
4B7A89C3505610

File PE Metadata
Compilation timestamp:
12/6/2009 6:50:41 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
196608:RCE9tqbYdRIlgcZsewYH9t/NdEeXql4Vat8Yyt35EQCX4/JGamcgyCfz+QxWq:RswryTJP68NVVCX4/JGaKfCQxWq

Entry address:
0x30CB

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 38, 3F, 42, 00, E8, F1, 2B, 00, 00, A3, 84, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 36, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9999

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

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