Analysis
-
max time kernel
150s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
04/11/2024, 01:55
Static task
static1
Behavioral task
behavioral1
Sample
8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
-
Target
8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe
-
Size
258KB
-
MD5
8e92878d4df3ee8df1a3a922ef25ab08
-
SHA1
2dd9583cf1f4d40209af84efaffcdc7707df62a2
-
SHA256
b66d49a7a1fdd3a31abb25496cc6d303ac2e9991e82a7557b01db07a08738efb
-
SHA512
18ce36cb1eb7cbb1cdc6164edcfca4569adb40453ea308edff4319ca75184debab48f1447cf26c413e212ce6432cd388d4dfb407d6ca7400feded964fa41224e
-
SSDEEP
3072:evMPh0vdMKd68W96tOY6gALbFF5AqkKdwNzWs2H4MIlo3L:evMPh0Wfp1FaqkKdwxWsj
Malware Config
Extracted
metasploit
encoder/call4_dword_xor
Signatures
-
MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
-
Metasploit family
-
Modifies firewall policy service 3 TTPs 8 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications igfxws32.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxws32.exe = "C:\\Windows\\SysWOW64\\igfxws32.exe:*:Enabled:Intel Wireless Agent" igfxws32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List igfxws32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile igfxws32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications igfxws32.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxws32.exe = "C:\\Windows\\SysWOW64\\igfxws32.exe:*:Enabled:Intel Wireless Agent" igfxws32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List igfxws32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile igfxws32.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe -
Deletes itself 1 IoCs
pid Process 1648 igfxws32.exe -
Executes dropped EXE 2 IoCs
pid Process 1984 igfxws32.exe 1648 igfxws32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Intel Wireless Agent = "C:\\Windows\\SysWOW64\\igfxws32.exe" igfxws32.exe -
Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 igfxws32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum igfxws32.exe -
Drops file in System32 directory 5 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\igfxws32.exe igfxws32.exe File opened for modification C:\Windows\SysWOW64\ 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\igfxws32.exe 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe File created C:\Windows\SysWOW64\igfxws32.exe 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\ igfxws32.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 4240 set thread context of 1352 4240 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe 94 PID 1984 set thread context of 1648 1984 igfxws32.exe 99 -
resource yara_rule behavioral2/memory/1352-0-0x0000000000400000-0x0000000000467000-memory.dmp upx behavioral2/memory/1352-2-0x0000000000400000-0x0000000000467000-memory.dmp upx behavioral2/memory/1352-3-0x0000000000400000-0x0000000000467000-memory.dmp upx behavioral2/memory/1352-4-0x0000000000400000-0x0000000000467000-memory.dmp upx behavioral2/memory/1352-38-0x0000000000400000-0x0000000000467000-memory.dmp upx behavioral2/memory/1648-44-0x0000000000400000-0x0000000000467000-memory.dmp upx behavioral2/memory/1648-43-0x0000000000400000-0x0000000000467000-memory.dmp upx behavioral2/memory/1648-45-0x0000000000400000-0x0000000000467000-memory.dmp upx behavioral2/memory/1648-46-0x0000000000400000-0x0000000000467000-memory.dmp upx behavioral2/memory/1648-47-0x0000000000400000-0x0000000000467000-memory.dmp upx behavioral2/memory/1648-51-0x0000000000400000-0x0000000000467000-memory.dmp upx behavioral2/memory/1648-58-0x0000000000400000-0x0000000000467000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language igfxws32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language igfxws32.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 1352 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe 1352 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe 1352 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe 1352 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe 1648 igfxws32.exe 1648 igfxws32.exe 1648 igfxws32.exe 1648 igfxws32.exe 1648 igfxws32.exe 1648 igfxws32.exe 1648 igfxws32.exe 1648 igfxws32.exe 1648 igfxws32.exe 1648 igfxws32.exe 1648 igfxws32.exe 1648 igfxws32.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 4240 wrote to memory of 1352 4240 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe 94 PID 4240 wrote to memory of 1352 4240 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe 94 PID 4240 wrote to memory of 1352 4240 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe 94 PID 4240 wrote to memory of 1352 4240 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe 94 PID 4240 wrote to memory of 1352 4240 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe 94 PID 4240 wrote to memory of 1352 4240 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe 94 PID 4240 wrote to memory of 1352 4240 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe 94 PID 4240 wrote to memory of 1352 4240 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe 94 PID 1352 wrote to memory of 1984 1352 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe 96 PID 1352 wrote to memory of 1984 1352 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe 96 PID 1352 wrote to memory of 1984 1352 8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe 96 PID 1984 wrote to memory of 1648 1984 igfxws32.exe 99 PID 1984 wrote to memory of 1648 1984 igfxws32.exe 99 PID 1984 wrote to memory of 1648 1984 igfxws32.exe 99 PID 1984 wrote to memory of 1648 1984 igfxws32.exe 99 PID 1984 wrote to memory of 1648 1984 igfxws32.exe 99 PID 1984 wrote to memory of 1648 1984 igfxws32.exe 99 PID 1984 wrote to memory of 1648 1984 igfxws32.exe 99 PID 1984 wrote to memory of 1648 1984 igfxws32.exe 99 PID 1648 wrote to memory of 3352 1648 igfxws32.exe 56 PID 1648 wrote to memory of 3352 1648 igfxws32.exe 56
Processes
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3352
-
C:\Users\Admin\AppData\Local\Temp\8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe"2⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4240 -
C:\Users\Admin\AppData\Local\Temp\8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\8e92878d4df3ee8df1a3a922ef25ab08_JaffaCakes118.exe"3⤵
- Checks computer location settings
- Maps connected drives based on registry
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1352 -
C:\Windows\SysWOW64\igfxws32.exe"C:\Windows\SysWOW64\igfxws32.exe" C:\Users\Admin\AppData\Local\Temp\8E9287~1.EXE4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1984 -
C:\Windows\SysWOW64\igfxws32.exe"C:\Windows\SysWOW64\igfxws32.exe" C:\Users\Admin\AppData\Local\Temp\8E9287~1.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
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1648
-
-
-
-
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
-
Filesize
258KB
MD58e92878d4df3ee8df1a3a922ef25ab08
SHA12dd9583cf1f4d40209af84efaffcdc7707df62a2
SHA256b66d49a7a1fdd3a31abb25496cc6d303ac2e9991e82a7557b01db07a08738efb
SHA51218ce36cb1eb7cbb1cdc6164edcfca4569adb40453ea308edff4319ca75184debab48f1447cf26c413e212ce6432cd388d4dfb407d6ca7400feded964fa41224e