Resubmissions
18/04/2024, 11:13
240418-nbxzmabc921018/04/2024, 11:13
240418-nbqkjscf2x1018/04/2024, 11:12
240418-nbbrdsce9w1018/04/2024, 11:12
240418-nba5vsbc821018/04/2024, 11:12
240418-nbat4abc791018/04/2024, 09:58
240418-lzkcbshg5510Analysis
- max time kernel
600s - max time network
594s - platform
windows11-21h2_x64 - resource
win11-20240412-en - resource tags
- submitted
18/04/2024, 11:12
General
- Target 37c34bc3b886f0995b0ba57fec6d33eee5c98d200fddc2c50feeef10c51adf5e.exe
- Size 791KB
- Sample240418-nbbrdsce9w
- SHA256 37c34bc3b886f0995b0ba57fec6d33eee5c98d200fddc2c50feeef10c51adf5e
Malware Config
Signatures
- Osiris
- Executes dropped EXE 1 IoCs
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Uses Tor communications 1 TTPs
Malware can proxy its traffic through Tor for more anonymity.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\37c34bc3b886f0995b0ba57fec6d33eee5c98d200fddc2c50feeef10c51adf5e.exe"C:\Users\Admin\AppData\Local\Temp\37c34bc3b886f0995b0ba57fec6d33eee5c98d200fddc2c50feeef10c51adf5e.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"2⤵
- Executes dropped EXE
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
GetX64BTIT.exe
x64btit.txt
memory/1396-17-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1396-18-0x00000000026B0000-0x0000000002776000-memory.dmp
memory/1396-4-0x00000000026B0000-0x0000000002776000-memory.dmp
memory/1396-5-0x00000000026B0000-0x0000000002776000-memory.dmp
memory/1396-6-0x00000000026B0000-0x0000000002776000-memory.dmp
memory/1396-8-0x00000000026B0000-0x0000000002776000-memory.dmp
memory/1396-2-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1396-1-0x0000000000A40000-0x0000000000AF7000-memory.dmp
memory/1396-15-0x00000000026B0000-0x0000000002776000-memory.dmp
memory/1396-20-0x0000000000A40000-0x0000000000AF7000-memory.dmp
memory/1396-3-0x00000000026B0000-0x0000000002776000-memory.dmp
memory/1396-0-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1396-16-0x00000000026B0000-0x0000000002776000-memory.dmp
memory/1396-21-0x00000000026B0000-0x0000000002776000-memory.dmp
memory/1396-27-0x00000000026B0000-0x0000000002776000-memory.dmp
memory/1396-33-0x00000000026B0000-0x0000000002776000-memory.dmp
memory/1396-36-0x00000000026B0000-0x0000000002776000-memory.dmp
memory/1396-37-0x00000000026B0000-0x0000000002776000-memory.dmp
memory/1396-40-0x00000000026B0000-0x0000000002776000-memory.dmp
memory/1396-42-0x00000000026B0000-0x0000000002776000-memory.dmp
memory/1396-44-0x00000000026B0000-0x0000000002776000-memory.dmp
memory/1396-48-0x00000000026B0000-0x0000000002776000-memory.dmp