Analysis
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max time kernel
150s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
23-06-2024 08:58
Static task
static1
Behavioral task
behavioral1
Sample
05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe
Resource
win10v2004-20240611-en
General
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Target
05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe
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Size
164KB
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MD5
05cb95c3526f4d71766d3d7594b83fda
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SHA1
3954a4bb13f5b7fa0cc2e4561ac213facefb4621
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SHA256
9dfe875c0c313a546a915d0af349474e1b72f6fa281a6b873857cd91ca3e82da
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SHA512
c75361ea10e80c1ab9955782844439f896d127da9d5f6f847000889d5e363d8aeb32000e0ee4504d578cec206194a092923fae53bbe0a51a3b4539a8df452d6c
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SSDEEP
3072:B4PY4jTfARxl5mNxm+EY11JHBsDlW69fm7BZOqByPkkV:B4PY4jTInm/m+r1nBs5Wr7aiVkV
Malware Config
Extracted
metasploit
encoder/call4_dword_xor
Signatures
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MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
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Modifies firewall policy service 3 TTPs 4 IoCs
Processes:
igfxdl86.exedescription ioc process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List igfxdl86.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxdl86.exe = "C:\\Windows\\SysWOW64\\igfxdl86.exe:*:Enabled:Intel Device Driver" igfxdl86.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List igfxdl86.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxdl86.exe = "C:\\Windows\\SysWOW64\\igfxdl86.exe:*:Enabled:Intel Device Driver" igfxdl86.exe -
Deletes itself 1 IoCs
Processes:
igfxdl86.exepid process 2732 igfxdl86.exe -
Executes dropped EXE 2 IoCs
Processes:
igfxdl86.exeigfxdl86.exepid process 2736 igfxdl86.exe 2732 igfxdl86.exe -
Loads dropped DLL 3 IoCs
Processes:
05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exeigfxdl86.exepid process 2372 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 2372 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 2736 igfxdl86.exe -
Processes:
resource yara_rule behavioral1/memory/2372-5-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/2372-4-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/2372-2-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/2372-7-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/2372-8-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/2372-11-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/2372-10-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/2372-9-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/2372-36-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/2732-37-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral1/memory/2732-41-0x0000000000400000-0x000000000042E000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
igfxdl86.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Intel Device Driver = "C:\\Windows\\SysWOW64\\igfxdl86.exe" igfxdl86.exe -
Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exeigfxdl86.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum igfxdl86.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 igfxdl86.exe -
Drops file in System32 directory 4 IoCs
Processes:
05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exeigfxdl86.exedescription ioc process File opened for modification C:\Windows\SysWOW64\ 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\igfxdl86.exe 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe File created C:\Windows\SysWOW64\igfxdl86.exe 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\ igfxdl86.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exeigfxdl86.exedescription pid process target process PID 2368 set thread context of 2372 2368 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe PID 2736 set thread context of 2732 2736 igfxdl86.exe igfxdl86.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exeigfxdl86.exepid process 2372 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 2372 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 2732 igfxdl86.exe 2732 igfxdl86.exe -
Suspicious use of UnmapMainImage 1 IoCs
Processes:
igfxdl86.exepid process 2736 igfxdl86.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exeigfxdl86.exeigfxdl86.exedescription pid process target process PID 2368 wrote to memory of 2372 2368 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe PID 2368 wrote to memory of 2372 2368 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe PID 2368 wrote to memory of 2372 2368 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe PID 2368 wrote to memory of 2372 2368 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe PID 2368 wrote to memory of 2372 2368 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe PID 2368 wrote to memory of 2372 2368 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe PID 2368 wrote to memory of 2372 2368 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe PID 2372 wrote to memory of 2736 2372 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe igfxdl86.exe PID 2372 wrote to memory of 2736 2372 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe igfxdl86.exe PID 2372 wrote to memory of 2736 2372 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe igfxdl86.exe PID 2372 wrote to memory of 2736 2372 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe igfxdl86.exe PID 2736 wrote to memory of 2732 2736 igfxdl86.exe igfxdl86.exe PID 2736 wrote to memory of 2732 2736 igfxdl86.exe igfxdl86.exe PID 2736 wrote to memory of 2732 2736 igfxdl86.exe igfxdl86.exe PID 2736 wrote to memory of 2732 2736 igfxdl86.exe igfxdl86.exe PID 2736 wrote to memory of 2732 2736 igfxdl86.exe igfxdl86.exe PID 2736 wrote to memory of 2732 2736 igfxdl86.exe igfxdl86.exe PID 2736 wrote to memory of 2732 2736 igfxdl86.exe igfxdl86.exe PID 2732 wrote to memory of 1188 2732 igfxdl86.exe Explorer.EXE PID 2732 wrote to memory of 1188 2732 igfxdl86.exe Explorer.EXE
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1188
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C:\Users\Admin\AppData\Local\Temp\05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2368 -
C:\Users\Admin\AppData\Local\Temp\05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe"3⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2372 -
C:\Windows\SysWOW64\igfxdl86.exe"C:\Windows\SysWOW64\igfxdl86.exe" C:\Users\Admin\AppData\Local\Temp\05CB95~1.EXE4⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2736 -
C:\Windows\SysWOW64\igfxdl86.exe"C:\Windows\SysWOW64\igfxdl86.exe" C:\Users\Admin\AppData\Local\Temp\05CB95~1.EXE5⤵
- Modifies firewall policy service
- Deletes itself
- Executes dropped EXE
- Adds Run key to start application
- Maps connected drives based on registry
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2732
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
164KB
MD505cb95c3526f4d71766d3d7594b83fda
SHA13954a4bb13f5b7fa0cc2e4561ac213facefb4621
SHA2569dfe875c0c313a546a915d0af349474e1b72f6fa281a6b873857cd91ca3e82da
SHA512c75361ea10e80c1ab9955782844439f896d127da9d5f6f847000889d5e363d8aeb32000e0ee4504d578cec206194a092923fae53bbe0a51a3b4539a8df452d6c