Analysis
- max time kernel
149s - max time network
146s - platform
windows10-2004_x64 - resource
win10v2004-20240611-en - resource tags
- submitted
20/06/2024, 12:30
General
- Target 060074c1df1f7e1fadd71bebd01631c8_JaffaCakes118.exe
- Size 245KB
- Sample240620-ppv8maxdjc
- SHA256 a0269ed65e6d226f01f0fa4028dc2b57cd5e62c54e99d10bae89a0375686e5fc
Malware Config
Signatures
- ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
- UAC bypass 3 TTPs 1 IoCs
- ModiLoader Second Stage 16 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Deletes itself 1 IoCs
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 4 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Checks whether UAC is enabled 1 TTPs 3 IoCs
- Drops file in Windows directory 4 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
- System policy modification 1 TTPs 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\060074c1df1f7e1fadd71bebd01631c8_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\060074c1df1f7e1fadd71bebd01631c8_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\060074c1df1f7e1fadd71bebd01631c8_JaffaCakes118.exe"2⤵
- UAC bypass
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4256,i,1236064252342462940,13180713657498721890,262144 --variations-seed-version --mojo-platform-channel-handle=3492 /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
cmsetac.dll
mstwain32.exe
ntdtcstp.dll
memory/4116-14-0x00000000020A0000-0x00000000020CE000-memory.dmp
memory/4116-2-0x0000000000400000-0x0000000000469000-memory.dmp
memory/4116-4-0x0000000000401000-0x0000000000431000-memory.dmp
memory/4116-3-0x00000000020A0000-0x00000000020CE000-memory.dmp
memory/4116-1-0x00000000020A0000-0x00000000020CE000-memory.dmp
memory/4116-16-0x0000000000400000-0x0000000000469000-memory.dmp
memory/4116-17-0x0000000000400000-0x0000000000469000-memory.dmp
memory/4116-0-0x0000000000400000-0x0000000000469000-memory.dmp
memory/4116-5-0x0000000000400000-0x0000000000469000-memory.dmp
memory/4152-31-0x0000000000400000-0x0000000000469000-memory.dmp
memory/4152-38-0x0000000000400000-0x0000000000469000-memory.dmp
memory/4152-21-0x00000000020A0000-0x00000000020CE000-memory.dmp
memory/4152-30-0x0000000000400000-0x0000000000469000-memory.dmp
memory/4152-20-0x0000000000400000-0x0000000000469000-memory.dmp
memory/4152-19-0x0000000000400000-0x0000000000469000-memory.dmp
memory/4152-35-0x0000000003FA0000-0x0000000003FAE000-memory.dmp
memory/4152-26-0x0000000000400000-0x0000000000469000-memory.dmp
memory/4152-40-0x0000000002080000-0x0000000002088000-memory.dmp
memory/4152-41-0x0000000003FA0000-0x0000000003FAE000-memory.dmp
memory/4152-42-0x0000000000400000-0x0000000000469000-memory.dmp
memory/4152-43-0x0000000000400000-0x0000000000469000-memory.dmp
memory/4152-47-0x0000000000400000-0x0000000000469000-memory.dmp
memory/4152-48-0x0000000000400000-0x0000000000469000-memory.dmp
memory/4152-49-0x0000000000400000-0x0000000000469000-memory.dmp
memory/4152-50-0x0000000000400000-0x0000000000469000-memory.dmp