Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
10/05/2024, 16:14
General
- Target 2ff7dffdd2aa7054bdf3d55ff222e956_JaffaCakes118.exe
- Size 45KB
- Sample240510-tptf9aec61
- SHA256 91d72e14936cda124aff9e52d2b779f8cdd94b606330044de50b31c71823a78e
Malware Config
Extracted
-
njrat
-
0.7d
-
HacKed
-
nmrsyria1.ddns.net:1177
-
75110a5fa2a2e7b023316821c32b922d
-
reg_key
75110a5fa2a2e7b023316821c32b922d
-
splitter
|'|'|
Signatures
- njRAT/Bladabindi
Widely used RAT written in .NET.
- Modifies Windows Firewall 2 TTPs 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- Adds Run key to start application 2 TTPs 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of AdjustPrivilegeToken 35 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2ff7dffdd2aa7054bdf3d55ff222e956_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\2ff7dffdd2aa7054bdf3d55ff222e956_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\server.exe"C:\Users\Admin\AppData\Local\Temp\server.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE3⤵
- Modifies Windows Firewall
-
-
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Replay Monitor
Loading Replay Monitor...
Downloads
server.exe
memory/3356-6-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/3356-16-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/3356-3-0x0000000005A30000-0x0000000005FD4000-memory.dmp
memory/3356-4-0x00000000053F0000-0x0000000005466000-memory.dmp
memory/3356-5-0x0000000005370000-0x000000000537C000-memory.dmp
memory/3356-0-0x000000007484E000-0x000000007484F000-memory.dmp
memory/3356-1-0x0000000000340000-0x0000000000352000-memory.dmp
memory/3356-2-0x0000000004C90000-0x0000000004D2C000-memory.dmp
memory/4960-17-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/4960-18-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/4960-19-0x0000000005F00000-0x0000000005F92000-memory.dmp
memory/4960-20-0x0000000005EE0000-0x0000000005EEA000-memory.dmp
memory/4960-21-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/4960-22-0x0000000074840000-0x0000000074FF0000-memory.dmp