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Analysis
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max time kernel
145s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21/01/2025, 09:56
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe
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Size
264KB
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MD5
03bc60683f785e6c8a42966f24fe8424
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SHA1
2decd5334b7434b2f04ef75c12e273d6c60ec1d8
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SHA256
0584b8ff348cc612c74eadecac608ee8fe92d63c7eca1a34b2f45bb19de2332d
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SHA512
b2281e9d4544e4c154620bf7b3b59d41371c50d81929de85c4ca80b8a75bff752d0900f7dc08b83fb3e12ec5ae5bdbf40292f298f9e4970101af5b12b7211dd5
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SSDEEP
3072:Tq6zDsoY9iUeCRvRpR5RhD/HzkfVtLrNFSDg6w3x5VdO3huCFOnYit8aQ:TqKC9X/L/cVtLxthdGhvOf
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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Metasploit family
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Modifies firewall policy service 3 TTPs 10 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List reg.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe:*:Enabled:Windows Messanger" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\sysdiag64.exe = "C:\\Windows\\sysdiag64.exe:*:Enabled:Windows Messanger" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe -
Adds policy Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\MicrosoftCorp = "C:\\Windows\\sysdiag64.exe" JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe -
Executes dropped EXE 2 IoCs
pid Process 4576 sysdiag64.exe 2388 sysdiag64.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sysdiag64.exe = "C:\\Windows\\sysdiag64.exe" JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicrosoftNAPC = "C:\\Windows\\sysdiag64.exe" JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 5000 set thread context of 4020 5000 JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe 85 PID 4576 set thread context of 2388 4576 sysdiag64.exe 93 -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\sysdiag64.exe sysdiag64.exe File created C:\Windows\sysdiag64.exe sysdiag64.exe File created C:\Windows\sysdiag64.exe JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe File opened for modification C:\Windows\sysdiag64.exe JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe -
System Location Discovery: System Language Discovery 1 TTPs 11 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 JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sysdiag64.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe -
Modifies registry key 1 TTPs 4 IoCs
pid Process 5020 reg.exe 1832 reg.exe 4876 reg.exe 1036 reg.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5000 JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe 4576 sysdiag64.exe -
Suspicious use of WriteProcessMemory 47 IoCs
description pid Process procid_target PID 5000 wrote to memory of 2904 5000 JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe 83 PID 5000 wrote to memory of 2904 5000 JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe 83 PID 5000 wrote to memory of 2904 5000 JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe 83 PID 5000 wrote to memory of 4224 5000 JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe 84 PID 5000 wrote to memory of 4224 5000 JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe 84 PID 5000 wrote to memory of 4224 5000 JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe 84 PID 5000 wrote to memory of 4020 5000 JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe 85 PID 5000 wrote to memory of 4020 5000 JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe 85 PID 5000 wrote to memory of 4020 5000 JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe 85 PID 5000 wrote to memory of 4020 5000 JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe 85 PID 5000 wrote to memory of 4020 5000 JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe 85 PID 5000 wrote to memory of 4020 5000 JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe 85 PID 5000 wrote to memory of 4020 5000 JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe 85 PID 5000 wrote to memory of 4020 5000 JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe 85 PID 5000 wrote to memory of 4020 5000 JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe 85 PID 5000 wrote to memory of 4020 5000 JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe 85 PID 4224 wrote to memory of 5020 4224 cmd.exe 88 PID 4224 wrote to memory of 5020 4224 cmd.exe 88 PID 4224 wrote to memory of 5020 4224 cmd.exe 88 PID 2904 wrote to memory of 1832 2904 cmd.exe 89 PID 2904 wrote to memory of 1832 2904 cmd.exe 89 PID 2904 wrote to memory of 1832 2904 cmd.exe 89 PID 4020 wrote to memory of 4576 4020 JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe 90 PID 4020 wrote to memory of 4576 4020 JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe 90 PID 4020 wrote to memory of 4576 4020 JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe 90 PID 4576 wrote to memory of 3652 4576 sysdiag64.exe 91 PID 4576 wrote to memory of 3652 4576 sysdiag64.exe 91 PID 4576 wrote to memory of 3652 4576 sysdiag64.exe 91 PID 4576 wrote to memory of 3848 4576 sysdiag64.exe 92 PID 4576 wrote to memory of 3848 4576 sysdiag64.exe 92 PID 4576 wrote to memory of 3848 4576 sysdiag64.exe 92 PID 4576 wrote to memory of 2388 4576 sysdiag64.exe 93 PID 4576 wrote to memory of 2388 4576 sysdiag64.exe 93 PID 4576 wrote to memory of 2388 4576 sysdiag64.exe 93 PID 4576 wrote to memory of 2388 4576 sysdiag64.exe 93 PID 4576 wrote to memory of 2388 4576 sysdiag64.exe 93 PID 4576 wrote to memory of 2388 4576 sysdiag64.exe 93 PID 4576 wrote to memory of 2388 4576 sysdiag64.exe 93 PID 4576 wrote to memory of 2388 4576 sysdiag64.exe 93 PID 4576 wrote to memory of 2388 4576 sysdiag64.exe 93 PID 4576 wrote to memory of 2388 4576 sysdiag64.exe 93 PID 3848 wrote to memory of 4876 3848 cmd.exe 96 PID 3848 wrote to memory of 4876 3848 cmd.exe 96 PID 3848 wrote to memory of 4876 3848 cmd.exe 96 PID 3652 wrote to memory of 1036 3652 cmd.exe 97 PID 3652 wrote to memory of 1036 3652 cmd.exe 97 PID 3652 wrote to memory of 1036 3652 cmd.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5000 -
C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2904 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f3⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:1832
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe:*:Enabled:Windows Messanger" /f2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4224 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe:*:Enabled:Windows Messanger" /f3⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:5020
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_03bc60683f785e6c8a42966f24fe8424.exe"2⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4020 -
C:\Windows\sysdiag64.exe"C:\Windows\sysdiag64.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4576 -
C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3652 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:1036
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\sysdiag64.exe" /t REG_SZ /d "C:\Windows\sysdiag64.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3848 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\sysdiag64.exe" /t REG_SZ /d "C:\Windows\sysdiag64.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:4876
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C:\Windows\sysdiag64.exe"C:\Windows\sysdiag64.exe"4⤵
- Executes dropped EXE
- Drops file in Windows directory
PID:2388
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
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Filesize
264KB
MD503bc60683f785e6c8a42966f24fe8424
SHA12decd5334b7434b2f04ef75c12e273d6c60ec1d8
SHA2560584b8ff348cc612c74eadecac608ee8fe92d63c7eca1a34b2f45bb19de2332d
SHA512b2281e9d4544e4c154620bf7b3b59d41371c50d81929de85c4ca80b8a75bff752d0900f7dc08b83fb3e12ec5ae5bdbf40292f298f9e4970101af5b12b7211dd5