Analysis
- max time kernel
144s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
25/06/2024, 06:08
General
- Target 0cf48a4aefe9f625df55316d1034c499_JaffaCakes118.exe
- Size 313KB
- Sample240625-gvyxpstgla
- SHA256 7c5b1465212cf17d30219847ef782c5416b3f9459ab95e4bba4354ab4be80333
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 18 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 2 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
- Suspicious use of SetThreadContext 2 IoCs
- Drops file in Windows directory 5 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of AdjustPrivilegeToken 6 IoCs
- Suspicious use of SetWindowsHookEx 4 IoCs
- Suspicious use of WriteProcessMemory 29 IoCs
- System policy modification 1 TTPs 1 IoCs
- Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Users\Admin\AppData\Local\Temp\0cf48a4aefe9f625df55316d1034c499_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\0cf48a4aefe9f625df55316d1034c499_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\0cf48a4aefe9f625df55316d1034c499_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\0cf48a4aefe9f625df55316d1034c499_JaffaCakes118.exe"2⤵
- Checks computer location settings
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\0cf48a4aefe9f625df55316d1034c499_JaffaCakes118.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe"4⤵
- UAC bypass
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
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/3092-14-0x0000000002440000-0x0000000002450000-memory.dmp
memory/3092-15-0x0000000002450000-0x0000000002460000-memory.dmp
memory/3092-4-0x00000000005B0000-0x00000000005C0000-memory.dmp
memory/3092-12-0x0000000002420000-0x0000000002430000-memory.dmp
memory/3092-23-0x0000000000400000-0x000000000040D000-memory.dmp
memory/3092-17-0x0000000002470000-0x0000000002480000-memory.dmp
memory/3092-0-0x0000000000400000-0x000000000040D000-memory.dmp
memory/3092-1-0x0000000000580000-0x0000000000590000-memory.dmp
memory/3092-16-0x0000000002460000-0x0000000002470000-memory.dmp
memory/3092-13-0x0000000002430000-0x0000000002440000-memory.dmp
memory/3092-5-0x00000000005D0000-0x00000000005E0000-memory.dmp
memory/3092-11-0x0000000002410000-0x0000000002420000-memory.dmp
memory/3092-10-0x0000000002400000-0x0000000002410000-memory.dmp
memory/3092-9-0x0000000000610000-0x0000000000620000-memory.dmp
memory/3092-8-0x0000000000600000-0x0000000000610000-memory.dmp
memory/3092-7-0x00000000005F0000-0x0000000000600000-memory.dmp
memory/3092-6-0x00000000005E0000-0x00000000005F0000-memory.dmp
memory/3092-3-0x00000000005A0000-0x00000000005B0000-memory.dmp
memory/3092-2-0x0000000000590000-0x00000000005A0000-memory.dmp
memory/3508-54-0x0000000002880000-0x0000000002890000-memory.dmp
memory/3508-43-0x00000000005F0000-0x0000000000600000-memory.dmp
memory/3508-36-0x0000000000400000-0x000000000040D000-memory.dmp
memory/3508-64-0x0000000000400000-0x000000000040D000-memory.dmp
memory/3508-46-0x0000000002800000-0x0000000002810000-memory.dmp
memory/3508-50-0x0000000002840000-0x0000000002850000-memory.dmp
memory/3508-56-0x00000000028A0000-0x00000000028B0000-memory.dmp
memory/3508-55-0x0000000002890000-0x00000000028A0000-memory.dmp
memory/3508-42-0x00000000005D0000-0x00000000005E0000-memory.dmp
memory/3508-53-0x0000000002870000-0x0000000002880000-memory.dmp
memory/3508-52-0x0000000002860000-0x0000000002870000-memory.dmp
memory/3508-49-0x0000000002830000-0x0000000002840000-memory.dmp
memory/3508-48-0x0000000002820000-0x0000000002830000-memory.dmp
memory/3508-47-0x0000000002810000-0x0000000002820000-memory.dmp
memory/3508-51-0x0000000002850000-0x0000000002860000-memory.dmp
memory/3508-41-0x00000000005C0000-0x00000000005D0000-memory.dmp
memory/3508-40-0x00000000005A0000-0x00000000005B0000-memory.dmp
memory/3508-45-0x0000000000610000-0x0000000000620000-memory.dmp
memory/3508-44-0x0000000000600000-0x0000000000610000-memory.dmp
memory/3732-37-0x0000000000400000-0x000000000044C000-memory.dmp
memory/3732-24-0x0000000000400000-0x000000000044C000-memory.dmp
memory/3732-20-0x0000000000400000-0x000000000044C000-memory.dmp
memory/3732-21-0x0000000000400000-0x000000000044C000-memory.dmp
memory/3732-22-0x0000000000400000-0x000000000044C000-memory.dmp
memory/4824-78-0x0000000000400000-0x000000000044C000-memory.dmp
memory/4824-81-0x00000000030E0000-0x00000000030EE000-memory.dmp
memory/4824-72-0x0000000000400000-0x000000000044C000-memory.dmp
memory/4824-65-0x0000000000400000-0x000000000044C000-memory.dmp
memory/4824-76-0x00000000030E0000-0x00000000030EE000-memory.dmp
memory/4824-63-0x0000000000400000-0x000000000044C000-memory.dmp
memory/4824-79-0x0000000000400000-0x000000000044C000-memory.dmp
memory/4824-62-0x0000000000400000-0x000000000044C000-memory.dmp
memory/4824-80-0x00000000006B0000-0x00000000006B8000-memory.dmp
memory/4824-82-0x0000000000400000-0x000000000044C000-memory.dmp
memory/4824-85-0x0000000000400000-0x000000000044C000-memory.dmp
memory/4824-86-0x0000000000400000-0x000000000044C000-memory.dmp
memory/4824-89-0x0000000000400000-0x000000000044C000-memory.dmp
memory/4824-92-0x0000000000400000-0x000000000044C000-memory.dmp
memory/4824-95-0x0000000000400000-0x000000000044C000-memory.dmp
memory/4824-98-0x0000000000400000-0x000000000044C000-memory.dmp