Overview
overview
10Static
static
10Quasar-master.zip
windows7-x64
1Quasar-master.zip
windows10-2004-x64
1Quasar-mas...ibutes
windows7-x64
3Quasar-mas...ibutes
windows10-2004-x64
3Quasar-mas...t.yaml
windows7-x64
3Quasar-mas...t.yaml
windows10-2004-x64
3Quasar-mas...t.yaml
windows7-x64
3Quasar-mas...t.yaml
windows10-2004-x64
3Quasar-mas...ignore
windows7-x64
3Quasar-mas...ignore
windows10-2004-x64
3Quasar-mas...LOG.md
windows7-x64
3Quasar-mas...LOG.md
windows10-2004-x64
3Quasar-mas...ING.md
windows7-x64
3Quasar-mas...ING.md
windows10-2004-x64
3Quasar-mas...op.png
windows7-x64
3Quasar-mas...op.png
windows10-2004-x64
3Quasar-mas...es.png
windows7-x64
3Quasar-mas...es.png
windows10-2004-x64
3Quasar-mas...ll.png
windows7-x64
3Quasar-mas...ll.png
windows10-2004-x64
3Quasar-master/LICENSE
windows7-x64
1Quasar-master/LICENSE
windows10-2004-x64
1Quasar-mas...se.txt
windows7-x64
1Quasar-mas...se.txt
windows10-2004-x64
1Quasar-mas...se.txt
windows7-x64
1Quasar-mas...se.txt
windows10-2004-x64
1Quasar-mas...se.txt
windows7-x64
1Quasar-mas...se.txt
windows10-2004-x64
1Quasar-mas...se.txt
windows7-x64
1Quasar-mas...se.txt
windows10-2004-x64
1Quasar-mas...per.cs
windows7-x64
3Quasar-mas...per.cs
windows10-2004-x64
3Analysis
- max time kernel
135s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240412-en - resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system - submitted
17/04/2024, 20:37
Behavioral task
behavioral1
Sample
Quasar-master.zip
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Quasar-master.zip
Resource
win10v2004-20240412-en
Behavioral task
behavioral3
Sample
Quasar-master/.gitattributes
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
Quasar-master/.gitattributes
Resource
win10v2004-20240412-en
Behavioral task
behavioral5
Sample
Quasar-master/.github/ISSUE_TEMPLATE/bug_report.yaml
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
Quasar-master/.github/ISSUE_TEMPLATE/bug_report.yaml
Resource
win10v2004-20240412-en
Behavioral task
behavioral7
Sample
Quasar-master/.github/ISSUE_TEMPLATE/feature_request.yaml
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
Quasar-master/.github/ISSUE_TEMPLATE/feature_request.yaml
Resource
win10v2004-20240412-en
Behavioral task
behavioral9
Sample
Quasar-master/.gitignore
Resource
win7-20231129-en
Behavioral task
behavioral10
Sample
Quasar-master/.gitignore
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
Quasar-master/CHANGELOG.md
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
Quasar-master/CHANGELOG.md
Resource
win10v2004-20240412-en
Behavioral task
behavioral13
Sample
Quasar-master/CONTRIBUTING.md
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
Quasar-master/CONTRIBUTING.md
Resource
win10v2004-20240412-en
Behavioral task
behavioral15
Sample
Quasar-master/Images/remote-desktop.png
Resource
win7-20240221-en
Behavioral task
behavioral16
Sample
Quasar-master/Images/remote-desktop.png
Resource
win10v2004-20240412-en
Behavioral task
behavioral17
Sample
Quasar-master/Images/remote-files.png
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
Quasar-master/Images/remote-files.png
Resource
win10v2004-20240412-en
Behavioral task
behavioral19
Sample
Quasar-master/Images/remote-shell.png
Resource
win7-20240215-en
Behavioral task
behavioral20
Sample
Quasar-master/Images/remote-shell.png
Resource
win10v2004-20240412-en
Behavioral task
behavioral21
Sample
Quasar-master/LICENSE
Resource
win7-20240319-en
Behavioral task
behavioral22
Sample
Quasar-master/LICENSE
Resource
win10v2004-20240412-en
Behavioral task
behavioral23
Sample
Quasar-master/Licenses/Be.HexEditor_license.txt
Resource
win7-20240221-en
Behavioral task
behavioral24
Sample
Quasar-master/Licenses/Be.HexEditor_license.txt
Resource
win10v2004-20240226-en
Behavioral task
behavioral25
Sample
Quasar-master/Licenses/GlobalMouseKeyHook_license.txt
Resource
win7-20240221-en
Behavioral task
behavioral26
Sample
Quasar-master/Licenses/GlobalMouseKeyHook_license.txt
Resource
win10v2004-20240412-en
Behavioral task
behavioral27
Sample
Quasar-master/Licenses/Mono.Cecil_license.txt
Resource
win7-20240215-en
Behavioral task
behavioral28
Sample
Quasar-master/Licenses/Mono.Cecil_license.txt
Resource
win10v2004-20240412-en
Behavioral task
behavioral29
Sample
Quasar-master/Licenses/Open.Nat_license.txt
Resource
win7-20240220-en
Behavioral task
behavioral30
Sample
Quasar-master/Licenses/Open.Nat_license.txt
Resource
win10v2004-20240412-en
Behavioral task
behavioral31
Sample
Quasar-master/Quasar.Client/Helper/ScreenHelper.cs
Resource
win7-20240221-en
Behavioral task
behavioral32
Sample
Quasar-master/Quasar.Client/Helper/ScreenHelper.cs
Resource
win10v2004-20240412-en
General
- Target Quasar-master/Quasar.Client/Helper/ScreenHelper.cs
- Size 1KB
- Sample240417-zees1aeh4s
- SHA256 6fae806f1e5ea3f7eb1f52598e5bc50658de3e99cc09c34103c88d13e2406736
- MD5 5087fe48c642156affcfdbd77d520317
- SHA1 08f3c4ad9aff6ab25af63ef2b088746c551dcf14
- SHA512 b4be550efb1a1ad87f3e2fd5109fbe6b71975c142be0a5b5c858809c0374ef5221dd7b7517d2d851942e1f49045f0e34e7499f77e4ecd3915b26ca2b4b27ba50
- MD5 SHA1 SHA512
Malware Config
Signatures
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3198953144-1466794930-246379610-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-3198953144-1466794930-246379610-1000_Classes\Local Settings OpenWith.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 384 OpenWith.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\Quasar-master\Quasar.Client\Helper\ScreenHelper.cs1⤵
- Modifies registry class
PID:3668
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:384