Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240611-en - resource tags
- submitted
13/06/2024, 03:35
General
- Target a3b132a9f6621ada2bc400d3f1649b5c_JaffaCakes118.exe
- Size 664KB
- Sample240613-d5h3fssgra
- SHA256 24e3a5b6606d69b7493e542a99df5630e18dc3223cbc7df396d46039320c0979
Malware Config
Signatures
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 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
- Drops desktop.ini file(s) 2 IoCs
- Drops file in Windows directory 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Enumerates system info in registry 2 TTPs 2 IoCs
- Modifies system certificate store 2 TTPs 3 IoCs
- Suspicious behavior: EnumeratesProcesses 5 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\a3b132a9f6621ada2bc400d3f1649b5c_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\a3b132a9f6621ada2bc400d3f1649b5c_JaffaCakes118.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks computer location settings
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\n9400\s9400.exe"C:\Users\Admin\AppData\Local\Temp\n9400\s9400.exe" 4256a95dbff8919ed0126c6fhVS+x6cjXJ9K5MeKFnnktACkI9WHCVDNvgPacR4CDuqg+QLKawMBx/e+zy8cVj6Kl1YrVbCEHP0+bTYqQKU4vy3gozjI181kzgVQAtTEBPUWpgCS9FQr0tBDB339Mcm9BpAPoR6HSJOG7rf0YXUjSdmPVBBrFlwe8DFMLg== /v "C:\Users\Admin\AppData\Local\Temp\a3b132a9f6621ada2bc400d3f1649b5c_JaffaCakes118.exe"2⤵
- Executes dropped EXE
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
s9400.exe
memory/2708-12-0x00007FFA8A1A5000-0x00007FFA8A1A6000-memory.dmp
memory/2708-13-0x00007FFA89EF0000-0x00007FFA8A891000-memory.dmp
memory/2708-27-0x000000001BA70000-0x000000001BA80000-memory.dmp
memory/2708-30-0x000000001C630000-0x000000001CAFE000-memory.dmp
memory/2708-31-0x000000001C060000-0x000000001C0FC000-memory.dmp
memory/2708-32-0x00007FFA89EF0000-0x00007FFA8A891000-memory.dmp
memory/2708-33-0x000000001CC00000-0x000000001CC62000-memory.dmp
memory/2708-34-0x00007FFA89EF0000-0x00007FFA8A891000-memory.dmp
memory/2708-35-0x00007FFA89EF0000-0x00007FFA8A891000-memory.dmp
memory/2708-36-0x000000001BA90000-0x000000001BA98000-memory.dmp
memory/2708-37-0x00007FFA89EF0000-0x00007FFA8A891000-memory.dmp
memory/2708-38-0x00007FFA89EF0000-0x00007FFA8A891000-memory.dmp
memory/2708-39-0x00007FFA89EF0000-0x00007FFA8A891000-memory.dmp
memory/2708-40-0x00007FFA89EF0000-0x00007FFA8A891000-memory.dmp
memory/2708-41-0x0000000020050000-0x000000002018C000-memory.dmp
memory/2708-42-0x00000000206A0000-0x0000000020BAE000-memory.dmp
memory/2708-43-0x00007FFA89EF0000-0x00007FFA8A891000-memory.dmp
memory/2708-44-0x00007FFA89EF0000-0x00007FFA8A891000-memory.dmp
memory/2708-45-0x00007FFA8A1A5000-0x00007FFA8A1A6000-memory.dmp
memory/2708-46-0x00007FFA89EF0000-0x00007FFA8A891000-memory.dmp
memory/2708-47-0x00007FFA89EF0000-0x00007FFA8A891000-memory.dmp
memory/2708-48-0x00007FFA89EF0000-0x00007FFA8A891000-memory.dmp
memory/2708-50-0x00007FFA89EF0000-0x00007FFA8A891000-memory.dmp