Overview
overview
7Static
static
7craxs/Agil...me.dll
windows10-2004-x64
1craxs/ChangeLog.html
windows10-2004-x64
1craxs/Crax...xe.xml
windows10-2004-x64
1craxs/Crax....1.exe
windows10-2004-x64
3craxs/Drak...rk.dll
windows10-2004-x64
1craxs/GeoIPCitys.dll
windows10-2004-x64
1craxs/Live...ms.dll
windows10-2004-x64
1craxs/Live...pf.dll
windows10-2004-x64
1craxs/LiveCharts.dll
windows10-2004-x64
1craxs/MetroSet UI.dll
windows10-2004-x64
1craxs/NAudio.dll
windows10-2004-x64
1craxs/Syst...le.dll
windows10-2004-x64
1craxs/Vip....on.dll
windows10-2004-x64
1craxs/WinMM.Net.dll
windows10-2004-x64
1craxs/mscorlib.dll
windows10-2004-x64
1craxs/res/...-1.dex
windows10-2004-x64
3craxs/res/...n-2.pl
windows10-2004-x64
3craxs/res/...n-3.pl
windows10-2004-x64
3craxs/res/...-4.dex
windows10-2004-x64
3craxs/res/...-5.dex
windows10-2004-x64
3craxs/res/...n-6.pl
windows10-2004-x64
3craxs/res/...n-7.pl
windows10-2004-x64
3craxs/res/...n-8.pl
windows10-2004-x64
3Analysis
-
max time kernel
60s -
max time network
73s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
13-03-2023 15:11
Behavioral task
behavioral1
Sample
craxs/AgileDotNet.VMRuntime.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral2
Sample
craxs/ChangeLog.html
Resource
win10v2004-20230220-en
Behavioral task
behavioral3
Sample
craxs/CraxsRat.exe.xml
Resource
win10v2004-20230220-en
Behavioral task
behavioral4
Sample
craxs/CraxsRat3.7.1.exe
Resource
win10v2004-20230220-en
Behavioral task
behavioral5
Sample
craxs/DrakeUI.Framework.dll
Resource
win10v2004-20230221-en
Behavioral task
behavioral6
Sample
craxs/GeoIPCitys.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral7
Sample
craxs/LiveCharts.WinForms.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral8
Sample
craxs/LiveCharts.Wpf.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral9
Sample
craxs/LiveCharts.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral10
Sample
craxs/MetroSet UI.dll
Resource
win10v2004-20230221-en
Behavioral task
behavioral11
Sample
craxs/NAudio.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral12
Sample
craxs/System.IO.Compression.ZipFile.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral13
Sample
craxs/Vip.Notification.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral14
Sample
craxs/WinMM.Net.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral15
Sample
craxs/mscorlib.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral16
Sample
craxs/res/Plugins/Android/gen-1.dex
Resource
win10v2004-20230220-en
Behavioral task
behavioral17
Sample
craxs/res/Plugins/Android/gen-2.pl
Resource
win10v2004-20230220-en
Behavioral task
behavioral18
Sample
craxs/res/Plugins/Android/gen-3.pl
Resource
win10v2004-20230220-en
Behavioral task
behavioral19
Sample
craxs/res/Plugins/Android/gen-4.dex
Resource
win10v2004-20230221-en
Behavioral task
behavioral20
Sample
craxs/res/Plugins/Android/gen-5.dex
Resource
win10v2004-20230220-en
Behavioral task
behavioral21
Sample
craxs/res/Plugins/Android/gen-6.pl
Resource
win10v2004-20230220-en
Behavioral task
behavioral22
Sample
craxs/res/Plugins/Android/gen-7.pl
Resource
win10v2004-20230220-en
Behavioral task
behavioral23
Sample
craxs/res/Plugins/Android/gen-8.pl
Resource
win10v2004-20230220-en
General
-
Target
craxs/res/Plugins/Android/gen-4.dex
-
Size
28KB
-
MD5
9506c5cbfc8e3e59fe9b9d52bea1ddd9
-
SHA1
b7ff5d775666cd07120ea14569dc00527cc53d1f
-
SHA256
725cce101997a2608c3a1b51de805caa6cfd7f9c8c84420d4b68135227b49edc
-
SHA512
44445051d25ab0188ec7233c97680a279c2d717a436966d8cd90153747a7dfafb7d39c5bda72acfafdef9f674e2de500723134c08cde76d885cbeab69bca89e0
-
SSDEEP
768:xbks1Qm2jDSqKIRexBC+H587KAGyC+lb2rvNu4:ys1QjDWZ87DC+l4A4
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Modifies registry class 2 IoCs
Processes:
cmd.exeOpenWith.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000_Classes\Local Settings OpenWith.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
OpenWith.exepid process 4524 OpenWith.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\craxs\res\Plugins\Android\gen-4.dex1⤵
- Modifies registry class
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx