Analysis
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max time kernel
150s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-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 8 IoCs
Processes:
igfxdl86.exedescription ioc process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile igfxdl86.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications 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 Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List igfxdl86.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile igfxdl86.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications 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 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe -
Deletes itself 1 IoCs
Processes:
igfxdl86.exepid process 4420 igfxdl86.exe -
Executes dropped EXE 2 IoCs
Processes:
igfxdl86.exeigfxdl86.exepid process 2636 igfxdl86.exe 4420 igfxdl86.exe -
Processes:
resource yara_rule behavioral2/memory/2168-0-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral2/memory/2168-2-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral2/memory/2168-3-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral2/memory/2168-4-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral2/memory/4420-43-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral2/memory/2168-44-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral2/memory/4420-46-0x0000000000400000-0x000000000044C000-memory.dmp upx behavioral2/memory/4420-47-0x0000000000400000-0x000000000044C000-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 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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.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 3168 set thread context of 2168 3168 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe PID 2636 set thread context of 4420 2636 igfxdl86.exe igfxdl86.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 1 IoCs
Processes:
05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exeigfxdl86.exepid process 2168 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 2168 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 2168 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 2168 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 4420 igfxdl86.exe 4420 igfxdl86.exe 4420 igfxdl86.exe 4420 igfxdl86.exe -
Suspicious use of WriteProcessMemory 19 IoCs
Processes:
05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exeigfxdl86.exeigfxdl86.exedescription pid process target process PID 3168 wrote to memory of 2168 3168 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe PID 3168 wrote to memory of 2168 3168 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe PID 3168 wrote to memory of 2168 3168 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe PID 3168 wrote to memory of 2168 3168 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe PID 3168 wrote to memory of 2168 3168 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe PID 3168 wrote to memory of 2168 3168 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe PID 3168 wrote to memory of 2168 3168 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe PID 2168 wrote to memory of 2636 2168 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe igfxdl86.exe PID 2168 wrote to memory of 2636 2168 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe igfxdl86.exe PID 2168 wrote to memory of 2636 2168 05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe igfxdl86.exe PID 2636 wrote to memory of 4420 2636 igfxdl86.exe igfxdl86.exe PID 2636 wrote to memory of 4420 2636 igfxdl86.exe igfxdl86.exe PID 2636 wrote to memory of 4420 2636 igfxdl86.exe igfxdl86.exe PID 2636 wrote to memory of 4420 2636 igfxdl86.exe igfxdl86.exe PID 2636 wrote to memory of 4420 2636 igfxdl86.exe igfxdl86.exe PID 2636 wrote to memory of 4420 2636 igfxdl86.exe igfxdl86.exe PID 2636 wrote to memory of 4420 2636 igfxdl86.exe igfxdl86.exe PID 4420 wrote to memory of 3400 4420 igfxdl86.exe Explorer.EXE PID 4420 wrote to memory of 3400 4420 igfxdl86.exe Explorer.EXE
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3400
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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:3168 -
C:\Users\Admin\AppData\Local\Temp\05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\05cb95c3526f4d71766d3d7594b83fda_JaffaCakes118.exe"3⤵
- Checks computer location settings
- Maps connected drives based on registry
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2168 -
C:\Windows\SysWOW64\igfxdl86.exe"C:\Windows\SysWOW64\igfxdl86.exe" C:\Users\Admin\AppData\Local\Temp\05CB95~1.EXE4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2636 -
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:4420
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