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
150s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20240412-en - resource tags
- submitted
18/04/2024, 11:12
General
- Target 37c34bc3b886f0995b0ba57fec6d33eee5c98d200fddc2c50feeef10c51adf5e.exe
- Size 791KB
- Sample240418-nbat4abc79
- 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
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Downloads
GetX64BTIT.exe
x64btit.txt
memory/4956-16-0x0000000002820000-0x00000000028E6000-memory.dmp
memory/4956-1-0x0000000000B80000-0x0000000000C37000-memory.dmp
memory/4956-4-0x0000000002820000-0x00000000028E6000-memory.dmp
memory/4956-5-0x0000000002820000-0x00000000028E6000-memory.dmp
memory/4956-6-0x0000000002820000-0x00000000028E6000-memory.dmp
memory/4956-7-0x0000000002820000-0x00000000028E6000-memory.dmp
memory/4956-2-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/4956-18-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/4956-17-0x0000000002820000-0x00000000028E6000-memory.dmp
memory/4956-15-0x0000000002820000-0x00000000028E6000-memory.dmp
memory/4956-3-0x0000000002820000-0x00000000028E6000-memory.dmp
memory/4956-0-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/4956-8-0x0000000002820000-0x00000000028E6000-memory.dmp
memory/4956-19-0x0000000000B80000-0x0000000000C37000-memory.dmp
memory/4956-21-0x0000000002820000-0x00000000028E6000-memory.dmp
memory/4956-23-0x0000000002820000-0x00000000028E6000-memory.dmp
memory/4956-25-0x0000000002820000-0x00000000028E6000-memory.dmp
memory/4956-29-0x0000000002820000-0x00000000028E6000-memory.dmp
memory/4956-31-0x0000000002820000-0x00000000028E6000-memory.dmp
memory/4956-34-0x0000000002820000-0x00000000028E6000-memory.dmp
memory/4956-36-0x0000000002820000-0x00000000028E6000-memory.dmp
memory/4956-38-0x0000000002820000-0x00000000028E6000-memory.dmp
memory/4956-41-0x0000000002820000-0x00000000028E6000-memory.dmp