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camstudio.exe

App

Generic Web

The application camstudio.exe, “App Setup ” 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 program is a setup application that uses the Inno Setup installer, however the file is not signed with an authenticode signature from a trusted source. The file has been seen being downloaded from server2.downloadlod.com.
Publisher:
Generic Web

Product:
App

Description:
App Setup

Version:
4.3.1.4

MD5:
0c76e69460f3da256a21147e01cb4348

SHA-1:
2841a77743fb8c861f44e44fb2a87424c56353d8

SHA-256:
de273a5d785542b8788149479f4cf107c23c1fd3e3820e8aaaf7229024129aa2

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
5/13/2024 10:52:49 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Installer.Bundler.Installer.Meta (M)
16.4.21.1

File size:
72.1 KB (73,784 bytes)

Product version:
2.8.8

Copyright:
Application Web

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\4bxdpbjeuz\camstudio.exe

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):
1536:43qRLK2Q0n7WGpOQNpUW7792dyxAmbrWCC/Gx77AAL4:pLPTqGwQbT2dmA8rK/M7V0

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 URL.

http://server2.downloadlod.com/.../camstudio.exe

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