Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
- submitted
29/07/2024, 20:59
General
- Target 5fd236ab0bc67117662be702d21c836e_JaffaCakes118.exe
- Size 22KB
- Sample240729-zsqsesvbph
- SHA256 849d5cb874304ad34c83c0e773b3317d62244aaa72eeb855e6a6d90a56927de6
Malware Config
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.
- Drops startup file 2 IoCs
- 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).
- Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious use of AdjustPrivilegeToken 35 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\5fd236ab0bc67117662be702d21c836e_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\5fd236ab0bc67117662be702d21c836e_JaffaCakes118.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\Windows.exe"C:\Users\Admin\AppData\Roaming\Windows.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\Windows.exe" "Windows.exe" ENABLE3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
-
-
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
Windows.exe
memory/4732-13-0x0000000075210000-0x00000000757C1000-memory.dmp
memory/4732-14-0x0000000075210000-0x00000000757C1000-memory.dmp
memory/4732-16-0x0000000075210000-0x00000000757C1000-memory.dmp
memory/4996-0-0x0000000075212000-0x0000000075213000-memory.dmp
memory/4996-1-0x0000000075210000-0x00000000757C1000-memory.dmp
memory/4996-2-0x0000000075210000-0x00000000757C1000-memory.dmp
memory/4996-12-0x0000000075210000-0x00000000757C1000-memory.dmp