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camstudio.exe

Path Quality (Alpha Criteria Ltd.)

The application camstudio.exe by Path Quality (Alpha Criteria) 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 installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from www.conceptspresentmeta.com and multiple other hosts.
Publisher:
CamStudio  (signed by Path Quality (Alpha Criteria Ltd.))

Product:
CamStudio

Version:
2.0.5.a0.1_60682

MD5:
1cbba50d6de45da9740a69bbd5045221

SHA-1:
9047b2e09eef408fa4a5340beb2f703cf2ea36e6

SHA-256:
1c452db64a97f2a28225ee6b53c2572d4669a9e9ac150161cc05bf238399d15f

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
11/28/2024 12:42:39 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.AC (M)
16.7.10.18

File size:
990 KB (1,013,792 bytes)

Product version:
2.0.5.a0.1_60682

Copyright:
CamStudio

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
Path Quality (Alpha Criteria Ltd.)

Authority:
GlobalSign nv-sa

Valid from:
12/31/2015 1:09:15 PM

Valid to:
8/3/2016 3:53:56 PM

Subject:
CN=Path Quality (Alpha Criteria Ltd.), O=Path Quality (Alpha Criteria Ltd.), L=Tel Aviv, C=IL

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
1121865442A968BACB1F4EC1956476A3AE8D

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:x1QPcnADHUAApXfhY/91+Q/C7vMFvaBEi5wsItQ:x6ZepXfDQN17sqQ

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

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

Code size:
39.5 KB (40,448 bytes)

The file camstudio.exe has been seen being distributed by the following 7 URLs.

http://www.conceptspresentmeta.com/c?x=VtwDFL09I3mX2p3mHo3jn5/6OVLvFrzrD0RtVKviuNg=&c=q9/dKWh9HbJc/Gh2B9TT6ex69nULTSI/yJFlrC2wjY0m4AG9veD33/0iMYMZ1JOTQgwDHe4BfUWO7gy7U6Lmsi6upbr94P3y51f5r GcrjfAHOMatz7kCXPZe8SQZVcg&downloadAs=camstudio.exe&fallback_url=http://.../CamStudioSetup.exe

http://www.conceptspresentmeta.com/c?x=W8YMD0mBtgwcbOILWKK/pLocKwKmNkQoIdKfbo3Je70=&c=gitfnEITbHslFALl6 k0OjCSbju eth0q5x9ZvN5EB7dAInzklmm/d4xNNa7OAwvpKdiVxeVQIEhmEFeLHahwdyUcXQmeocgiEwV98ammfpa5hwWGwfJ8c61Lw8M8kK8&downloadAs=camstudio.exe&fallback_url=http://.../CamStudioSetup.exe

http://www.conceptspresentmeta.com/c?x=9I3TyVGj40gRMh9xTv9xXZssPRI931r 7MusQEnDI0s=&c=naZNnOBS XbDPKVOdFiBXXFtsga4N/GC0JqL cZ1Gw7GJwKOOVlCiq f23kBbY4faQLFIWBoMP1QmX 39NTKo/c3Xm3yr3DDDWLEvUQvLFu7mdzqcqQPZ/vgBwRrFCDz&downloadAs=camstudio.exe&fallback_url=http://.../CamStudioSetup.exe

http://www.conceptspresentmeta.com/c?x=JxvZKU/ZsvUXZGXh87BFrlUL5oG85gPL9CAOCJYEbFI=&c=0Rh8W1gEmvcYdMYzmgKsZSMitooUTwDIHAYYFWoDNZBNiQsFsM9L7r3n3Nh9u2ymzDXKpglt qTABHSxjN5YQVkTuVIxgx9y9rjji1j7d7U1tzslOK2YiNXL9pgeq 8P&downloadAs=camstudio.exe&fallback_url=http://.../CamStudioSetup.exe

http://www.conceptspresentmeta.com/c?x=XZSFhkKYF5nuagnCtPHldOB6l7tZk6VLCP3aIkUMq 4=&c=ZXzkBJUHvMAGCo6 iq3s EA5S97xvMWvfLnE8EwCnIUXpQE2fYo/9bcOpMRxOHb TfgNxpA3JFtg5VxB tyKEVr7Voxd5BLrEzLh 8CrbYa7aQ57GLHVqM/bvd0VEhHT&downloadAs=camstudio.exe&fallback_url=http://.../CamStudioSetup.exe

http://www.conceptspresentmeta.com/c?x=5DU7Qlu eoSOr8JiaN81XAYSNRW9BsNYwq0B1S9kXXs=&c=plZajP71J2IDUQ7xuB5MfdeCEeEgHnmrLIYl8iY4xgJVvPDw0F3b3nGM/L6SBBy02WFt77tknCBhl7sf8S8cpODj3innzsBDv3r jz84jb2dhOJTdG8mU9pBk8pnGxhc&downloadAs=camstudio.exe&fallback_url=http://.../CamStudioSetup.exe

http://www.conceptspresentmeta.com/c?x=aR7anDdHU/nd9yHm1ONzGRn95OegWAhsrce3ohQZNtE=&c=9wHMbAWaKTyD212jAknPIPzmyYkePy/3qipnXx bEt4n3T3WRfz xmBPrj gFdWAP 63GKnAYGoW/TDq6L/Muhx7T1Gs7CHyceoGa3yjwaHXnzorWbB2axzAg/ NpBEO&downloadAs=camstudio.exe&fallback_url=http://.../CamStudioSetup.exe

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