Analysis
- max time kernel
643s - max time network
1162s - platform
windows11-21h2_x64 - resource
win11-20240709-en - resource tags
- submitted
20/07/2024, 16:57
General
- Target java.exe
- Size 912KB
- Sample240720-vgqaaswarm
- SHA256 8fe37b9605617ca26443064f74eaaf156f43c7ef80deaecdc71eb5688f4cc255
Malware Config
Extracted
-
orcus
-
0.tcp.eu.ngrok.io:10019
-
a6fa2ae42e784c859e6a44e0e55cd75b
-
autostart_method
Disable
-
enable_keylogger
false
-
install_path
%programfiles%\Orcus\Orcus.exe
-
reconnect_delay
10000
-
registry_keyname
Orcus
-
taskscheduler_taskname
Orcus
-
watchdog_path
AppData\OrcusWatchdog.exe
Signatures
- Orcus
Orcus is a Remote Access Trojan that is being sold on underground forums.
- Orcurs Rat Executable 2 IoCs
- Loads dropped DLL 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 behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 14 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
-
C:\Users\Admin\AppData\Local\Temp\java.exe"C:\Users\Admin\AppData\Local\Temp\java.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SYSTEM32\cmd.exe"cmd.exe"2⤵
-
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\{0ff10221-8010-4e81-bb63-4c28435d6ef3}.bat" "2⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\system32\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
-
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo j "3⤵
-
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" del "C:\Users\Admin\AppData\Local\Temp\java.exe""3⤵
-
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo j "3⤵
-
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" del C:\Users\Admin\AppData\Local\Temp\{0ff10221-8010-4e81-bb63-4c28435d6ef3}.bat"3⤵
-
-
-
C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x00000000000004B8 0x00000000000004CC1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
{0ff10221-8010-4e81-bb63-4c28435d6ef3}.bat
ICSharpCode.SharpZipLib.dll
SharpDX.DXGI.dll
SharpDX.Direct3D11.dll
SharpDX.Direct3D9.dll
SharpDX.dll
TurboJpegWrapper.dll
turbojpeg.dll
8da0584662c3451eb62fd2d5d4734ee4
memory/948-16-0x000000001D5E0000-0x000000001D7A2000-memory.dmp
memory/948-79-0x0000000020930000-0x0000000020A1A000-memory.dmp
memory/948-12-0x000000001C910000-0x000000001C928000-memory.dmp
memory/948-13-0x00000000013C0000-0x00000000013D0000-memory.dmp
memory/948-0-0x00007FFF91113000-0x00007FFF91115000-memory.dmp
memory/948-19-0x00007FFF91113000-0x00007FFF91115000-memory.dmp
memory/948-20-0x00007FFF91110000-0x00007FFF91BD2000-memory.dmp
memory/948-23-0x000000001C9D0000-0x000000001CA14000-memory.dmp
memory/948-28-0x000000001CF80000-0x000000001CFCA000-memory.dmp
memory/948-33-0x000000001D1C0000-0x000000001D21A000-memory.dmp
memory/948-38-0x000000001C980000-0x000000001C9A6000-memory.dmp
memory/948-43-0x000000001D7B0000-0x000000001D904000-memory.dmp
memory/948-9-0x000000001C4B0000-0x000000001C4EC000-memory.dmp
memory/948-8-0x000000001C450000-0x000000001C462000-memory.dmp
memory/948-7-0x0000000001310000-0x0000000001318000-memory.dmp
memory/948-6-0x00000000012F0000-0x00000000012F8000-memory.dmp
memory/948-5-0x0000000001300000-0x0000000001312000-memory.dmp
memory/948-4-0x00007FFF91110000-0x00007FFF91BD2000-memory.dmp
memory/948-74-0x00000000660C0000-0x000000006615C000-memory.dmp
memory/948-77-0x00007FFF91110000-0x00007FFF91BD2000-memory.dmp
memory/948-78-0x00007FFF91110000-0x00007FFF91BD2000-memory.dmp
memory/948-10-0x000000001C600000-0x000000001C70A000-memory.dmp
memory/948-80-0x00007FFF91110000-0x00007FFF91BD2000-memory.dmp
memory/948-83-0x0000000020740000-0x0000000020813000-memory.dmp
memory/948-84-0x00007FFF91110000-0x00007FFF91BD2000-memory.dmp
memory/948-88-0x00007FFF91110000-0x00007FFF91BD2000-memory.dmp
memory/948-89-0x00007FFF91110000-0x00007FFF91BD2000-memory.dmp
memory/948-95-0x0000000020740000-0x0000000020813000-memory.dmp
memory/948-108-0x000000001DA90000-0x000000001DC0A000-memory.dmp
memory/948-3-0x00000000010A0000-0x00000000010AE000-memory.dmp
memory/948-113-0x0000000020740000-0x0000000020813000-memory.dmp
memory/948-161-0x0000000020840000-0x00000000208BD000-memory.dmp
memory/948-166-0x0000000020840000-0x00000000208BD000-memory.dmp
memory/948-194-0x000000001CDC0000-0x000000001CDFE000-memory.dmp
memory/948-199-0x0000000001110000-0x0000000001126000-memory.dmp
memory/948-204-0x000000001CE40000-0x000000001CE74000-memory.dmp
memory/948-2-0x0000000001350000-0x00000000013AC000-memory.dmp
memory/948-220-0x0000000020840000-0x00000000208BD000-memory.dmp
memory/948-235-0x0000000020840000-0x00000000208BD000-memory.dmp
memory/948-245-0x000000001F960000-0x000000001F9AE000-memory.dmp
memory/948-250-0x00000000660C0000-0x000000006615C000-memory.dmp
memory/948-1-0x00000000008B0000-0x000000000099A000-memory.dmp
memory/948-257-0x00007FFF91110000-0x00007FFF91BD2000-memory.dmp