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camstudio_setup_2-7_r316.exe

Software Application Program

Internet

The application camstudio_setup_2-7_r316.exe, “Software Application Program Setup ” has been detected as a potentially unwanted program by 9 anti-malware scanners. 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 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 cdn.straightstoragepool.com.
Publisher:
Internet

Product:
Software Application Program

Description:
Software Application Program Setup

MD5:
4f3c202a44f48aeba87e2135997be7f1

SHA-1:
7fb6b57cd51ce647bce57a6922b0ab793a9eee8f

SHA-256:
bea810ef16e214c4fb1e8efc8651e07c4d308c9775daffa19e9eb38d18d0315c

Scanner detections:
9 / 68

Status:
Potentially unwanted

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

Analysis date:
12/27/2024 2:10:10 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
PUA/InstallCore.746172
8.3.1.6

Comodo Security
Application.Win32.InstallCore.DAH
22320

Dr.Web
Trojan.InstallCore.827
9.0.1.05190

ESET NOD32
Win32/InstallCore.ZD potentially unwanted application
7.0.302.0

K7 AntiVirus
Adware
13.204.16119

Malwarebytes
PUP.Optional.InstallCore.A
v2015.06.03.08

NANO AntiVirus
Riskware.Win32.InstallCore.dsgvqy
0.30.24.1636

VIPRE Antivirus
Threat.4150696
40786

File size:
728.7 KB (746,172 bytes)

Product version:
4.6.9

Copyright:
Application

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\camstudio_setup_2-7_r316.exe

File PE Metadata
Compilation timestamp:
6/19/1992 5:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:Is4GWTD1F4n75TBXmwVAL99L1OrLoxbAm9vtM8pVA+eDBseAAMyxqrIo523biyS:Is4hTRu75NmH1VxEmJ/A/DBJAjcs52Ls

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...
 
[+]

Entropy:
7.8726

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

Code size:
39.5 KB (40,448 bytes)

The file camstudio_setup_2-7_r316.exe has been seen being distributed by the following URL.

http://cdn.straightstoragepool.com/c?x=PksvjG7uZzY6/ajCNDcRelS1NFmkqheRTJMIu2wIj7Y=&downloadAs=CamStudio_Setup_2-7_r316.exe&c=p6/.../BjQ78GzymJDwkF910fLWacS4w==

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to sf.mirror.iweb.ca  (92.242.140.21:80)

TCP (HTTP):
Connects to ec2-54-243-153-163.compute-1.amazonaws.com  (54.243.153.163:80)

TCP (HTTP):
Connects to ec2-54-186-117-168.us-west-2.compute.amazonaws.com  (54.186.117.168:80)

TCP (HTTP):
Connects to ec2-52-10-224-155.us-west-2.compute.amazonaws.com  (52.10.224.155:80)

TCP (HTTP):
Connects to downloads.sourceforge.net  (216.34.181.59:80)

TCP (HTTP):
Connects to a172-232-165-72.deploy.static.akamaitechnologies.com  (172.232.165.72:80)

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