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Analysis
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max time kernel
150s -
max time network
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platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
25/09/2024, 01:09
Static task
static1
Behavioral task
behavioral1
Sample
f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe
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Size
288KB
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MD5
f4d84afb7471528c287e7553cb0bfcdf
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SHA1
eead643c3551f23a5e352f6d99764464b4b96291
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SHA256
a964d4e78ce99cb40dc7fe8c04f9f485a89724b8494451c3462e30e41f969f51
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SHA512
af9dd376ad280e3f3d032616a929dc01cbd744c8cf071d252367eda89c6019944030eb5c1f98648793e3d5c318d383d92455fa60c1c3f2d2fb6b84cdd89ab343
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SSDEEP
6144:TmChj0tlqJsQSZ89OwwXPiGL8w/Vn/LTWggwujS55:TmChylssQK84wkPtL8KVn/LIBS5
Malware Config
Signatures
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Modifies firewall policy service 3 TTPs 8 IoCs
description ioc Process 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 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 Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe = "C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\MSBuild.exe:*:Enabled:Windows Messanger" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\local.exe = "C:\\Users\\Admin\\AppData\\Roaming\\local.exe:*:Enabled:Windows Messanger" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe" f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2068 set thread context of 2772 2068 f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe 30 -
resource yara_rule behavioral1/memory/2772-6-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral1/memory/2772-4-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral1/memory/2772-2-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral1/memory/2772-8-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral1/memory/2772-9-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral1/memory/2772-11-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral1/memory/2772-10-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral1/memory/2772-17-0x0000000000400000-0x000000000045D000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 10 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 reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MSBuild.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.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 f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.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 2556 reg.exe 2604 reg.exe 2564 reg.exe 2624 reg.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
description pid Process Token: 1 2772 MSBuild.exe Token: SeCreateTokenPrivilege 2772 MSBuild.exe Token: SeAssignPrimaryTokenPrivilege 2772 MSBuild.exe Token: SeLockMemoryPrivilege 2772 MSBuild.exe Token: SeIncreaseQuotaPrivilege 2772 MSBuild.exe Token: SeMachineAccountPrivilege 2772 MSBuild.exe Token: SeTcbPrivilege 2772 MSBuild.exe Token: SeSecurityPrivilege 2772 MSBuild.exe Token: SeTakeOwnershipPrivilege 2772 MSBuild.exe Token: SeLoadDriverPrivilege 2772 MSBuild.exe Token: SeSystemProfilePrivilege 2772 MSBuild.exe Token: SeSystemtimePrivilege 2772 MSBuild.exe Token: SeProfSingleProcessPrivilege 2772 MSBuild.exe Token: SeIncBasePriorityPrivilege 2772 MSBuild.exe Token: SeCreatePagefilePrivilege 2772 MSBuild.exe Token: SeCreatePermanentPrivilege 2772 MSBuild.exe Token: SeBackupPrivilege 2772 MSBuild.exe Token: SeRestorePrivilege 2772 MSBuild.exe Token: SeShutdownPrivilege 2772 MSBuild.exe Token: SeDebugPrivilege 2772 MSBuild.exe Token: SeAuditPrivilege 2772 MSBuild.exe Token: SeSystemEnvironmentPrivilege 2772 MSBuild.exe Token: SeChangeNotifyPrivilege 2772 MSBuild.exe Token: SeRemoteShutdownPrivilege 2772 MSBuild.exe Token: SeUndockPrivilege 2772 MSBuild.exe Token: SeSyncAgentPrivilege 2772 MSBuild.exe Token: SeEnableDelegationPrivilege 2772 MSBuild.exe Token: SeManageVolumePrivilege 2772 MSBuild.exe Token: SeImpersonatePrivilege 2772 MSBuild.exe Token: SeCreateGlobalPrivilege 2772 MSBuild.exe Token: 31 2772 MSBuild.exe Token: 32 2772 MSBuild.exe Token: 33 2772 MSBuild.exe Token: 34 2772 MSBuild.exe Token: 35 2772 MSBuild.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2772 MSBuild.exe 2772 MSBuild.exe 2772 MSBuild.exe -
Suspicious use of WriteProcessMemory 40 IoCs
description pid Process procid_target PID 2068 wrote to memory of 2772 2068 f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe 30 PID 2068 wrote to memory of 2772 2068 f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe 30 PID 2068 wrote to memory of 2772 2068 f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe 30 PID 2068 wrote to memory of 2772 2068 f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe 30 PID 2068 wrote to memory of 2772 2068 f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe 30 PID 2068 wrote to memory of 2772 2068 f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe 30 PID 2068 wrote to memory of 2772 2068 f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe 30 PID 2068 wrote to memory of 2772 2068 f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe 30 PID 2772 wrote to memory of 2932 2772 MSBuild.exe 31 PID 2772 wrote to memory of 2932 2772 MSBuild.exe 31 PID 2772 wrote to memory of 2932 2772 MSBuild.exe 31 PID 2772 wrote to memory of 2932 2772 MSBuild.exe 31 PID 2772 wrote to memory of 2708 2772 MSBuild.exe 32 PID 2772 wrote to memory of 2708 2772 MSBuild.exe 32 PID 2772 wrote to memory of 2708 2772 MSBuild.exe 32 PID 2772 wrote to memory of 2708 2772 MSBuild.exe 32 PID 2772 wrote to memory of 2120 2772 MSBuild.exe 33 PID 2772 wrote to memory of 2120 2772 MSBuild.exe 33 PID 2772 wrote to memory of 2120 2772 MSBuild.exe 33 PID 2772 wrote to memory of 2120 2772 MSBuild.exe 33 PID 2772 wrote to memory of 2796 2772 MSBuild.exe 34 PID 2772 wrote to memory of 2796 2772 MSBuild.exe 34 PID 2772 wrote to memory of 2796 2772 MSBuild.exe 34 PID 2772 wrote to memory of 2796 2772 MSBuild.exe 34 PID 2120 wrote to memory of 2556 2120 cmd.exe 39 PID 2120 wrote to memory of 2556 2120 cmd.exe 39 PID 2120 wrote to memory of 2556 2120 cmd.exe 39 PID 2120 wrote to memory of 2556 2120 cmd.exe 39 PID 2708 wrote to memory of 2564 2708 cmd.exe 40 PID 2708 wrote to memory of 2564 2708 cmd.exe 40 PID 2708 wrote to memory of 2564 2708 cmd.exe 40 PID 2708 wrote to memory of 2564 2708 cmd.exe 40 PID 2796 wrote to memory of 2604 2796 cmd.exe 41 PID 2796 wrote to memory of 2604 2796 cmd.exe 41 PID 2796 wrote to memory of 2604 2796 cmd.exe 41 PID 2796 wrote to memory of 2604 2796 cmd.exe 41 PID 2932 wrote to memory of 2624 2932 cmd.exe 42 PID 2932 wrote to memory of 2624 2932 cmd.exe 42 PID 2932 wrote to memory of 2624 2932 cmd.exe 42 PID 2932 wrote to memory of 2624 2932 cmd.exe 42
Processes
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C:\Users\Admin\AppData\Local\Temp\f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2068 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2772 -
C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2932 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f4⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:2624
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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\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe:*:Enabled:Windows Messanger" /f3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2708 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe:*:Enabled:Windows Messanger" /f4⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:2564
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2120 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f4⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:2556
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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\Roaming\local.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\local.exe:*:Enabled:Windows Messanger" /f3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2796 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\local.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\local.exe:*:Enabled:Windows Messanger" /f4⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:2604
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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
3