Analysis
- max time kernel
140s - max time network
102s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
11/08/2024, 07:14
General
- Target 8978c92506c07d5302ce6dc662f9f04a_JaffaCakes118.exe
- Size 1.2MB
- Sample240811-h22slstgnc
- SHA256 ecdffe05411786c5546a7c19ccedf2414ed6f504f8c21f2c9549b00fcd3c0a0f
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
- Drops file in Windows directory 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 2 IoCs
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of AdjustPrivilegeToken 7 IoCs
- Suspicious use of WriteProcessMemory 18 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\8978c92506c07d5302ce6dc662f9f04a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\8978c92506c07d5302ce6dc662f9f04a_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Maps connected drives based on registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Delete /TN "Update\4aa57bbc-7206-4ec5-aeea-8c7974e0194c" /F2⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Update\4aa57bbc-7206-4ec5-aeea-8c7974e0194c" /XML "C:\Users\Admin\AppData\Local\Temp\tmp750817248.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /K "C:\Users\Admin\AppData\Roaming\WipeShadow.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\WipeShadow.exeC:\Users\Admin\AppData\Roaming\WipeShadow.exe3⤵
- Executes dropped EXE
- Maps connected drives based on registry
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\WipeShadow.exeC:\Users\Admin\AppData\Roaming\WipeShadow.exe4⤵
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exedw20.exe -x -s 16604⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
tmp750817248.tmp
WipeShadow.exe
memory/3536-20-0x0000000075340000-0x00000000758F1000-memory.dmp
memory/3536-19-0x0000000075340000-0x00000000758F1000-memory.dmp
memory/3536-31-0x0000000075340000-0x00000000758F1000-memory.dmp
memory/3536-23-0x000000000CE20000-0x000000000CE23000-memory.dmp
memory/3536-21-0x0000000075340000-0x00000000758F1000-memory.dmp
memory/3920-15-0x0000000075340000-0x00000000758F1000-memory.dmp
memory/3920-2-0x0000000075340000-0x00000000758F1000-memory.dmp
memory/3920-3-0x0000000075340000-0x00000000758F1000-memory.dmp
memory/3920-1-0x0000000075340000-0x00000000758F1000-memory.dmp
memory/3920-7-0x0000000075340000-0x00000000758F1000-memory.dmp
memory/3920-0-0x0000000075342000-0x0000000075343000-memory.dmp
memory/3920-6-0x0000000075340000-0x00000000758F1000-memory.dmp
memory/3920-5-0x0000000075342000-0x0000000075343000-memory.dmp
memory/3920-4-0x0000000075340000-0x00000000758F1000-memory.dmp