Analysis
- max time kernel
350s - max time network
876s - platform
windows10-1703_x64 - resource
win10-20240404-en - resource tags
- submitted
20/07/2024, 16:57
General
- Target java.exe
- Size 912KB
- Sample240720-vgqaaswarm
- SHA256 8fe37b9605617ca26443064f74eaaf156f43c7ef80deaecdc71eb5688f4cc255
Malware Config
Extracted
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orcus
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0.tcp.eu.ngrok.io:10019
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a6fa2ae42e784c859e6a44e0e55cd75b
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autostart_method
Disable
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enable_keylogger
false
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install_path
%programfiles%\Orcus\Orcus.exe
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reconnect_delay
10000
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registry_keyname
Orcus
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taskscheduler_taskname
Orcus
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watchdog_path
AppData\OrcusWatchdog.exe
Signatures
- Orcus
Orcus is a Remote Access Trojan that is being sold on underground forums.
- Orcurs Rat Executable 1 IoCs
- Legitimate hosting services abused for malware hosting/C2 1 TTPs 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Runs ping.exe 1 TTPs 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\java.exe"C:\Users\Admin\AppData\Local\Temp\java.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\{3e641002-4574-4618-b667-db31f565263b}.bat" "2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo j "3⤵
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" del "C:\Users\Admin\AppData\Local\Temp\java.exe""3⤵
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo j "3⤵
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" del C:\Users\Admin\AppData\Local\Temp\{3e641002-4574-4618-b667-db31f565263b}.bat"3⤵
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
{3e641002-4574-4618-b667-db31f565263b}.bat
memory/2324-8-0x0000000002950000-0x0000000002962000-memory.dmp
memory/2324-12-0x00000000029E0000-0x00000000029F8000-memory.dmp
memory/2324-3-0x0000000000CA0000-0x0000000000CAE000-memory.dmp
memory/2324-4-0x00007FFF7A120000-0x00007FFF7AB0C000-memory.dmp
memory/2324-5-0x0000000000F50000-0x0000000000F62000-memory.dmp
memory/2324-6-0x0000000000F40000-0x0000000000F48000-memory.dmp
memory/2324-7-0x0000000002920000-0x0000000002928000-memory.dmp
memory/2324-0-0x00007FFF7A123000-0x00007FFF7A124000-memory.dmp
memory/2324-2-0x0000000002980000-0x00000000029DC000-memory.dmp
memory/2324-9-0x000000001B430000-0x000000001B46E000-memory.dmp
memory/2324-10-0x000000001B8D0000-0x000000001B9DA000-memory.dmp
memory/2324-13-0x0000000002A00000-0x0000000002A10000-memory.dmp
memory/2324-16-0x000000001CCE0000-0x000000001CEA2000-memory.dmp
memory/2324-19-0x00007FFF7A123000-0x00007FFF7A124000-memory.dmp
memory/2324-20-0x00007FFF7A120000-0x00007FFF7AB0C000-memory.dmp
memory/2324-21-0x0000000000DB0000-0x0000000000DFE000-memory.dmp
memory/2324-1-0x0000000000630000-0x000000000071A000-memory.dmp
memory/2324-27-0x00007FFF7A120000-0x00007FFF7AB0C000-memory.dmp