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Analysis
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max time kernel
148s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
16/04/2024, 18:33
Static task
static1
Behavioral task
behavioral1
Sample
f4137ccd87f9d193a1f2d6f1683c2057_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
f4137ccd87f9d193a1f2d6f1683c2057_JaffaCakes118.exe
Resource
win10v2004-20240412-en
General
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Target
f4137ccd87f9d193a1f2d6f1683c2057_JaffaCakes118.exe
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Size
239KB
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MD5
f4137ccd87f9d193a1f2d6f1683c2057
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SHA1
9445ba18c9b33622be0c285731ea492121d9f529
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SHA256
3f18d5364005b7f3c512b79125755189ebd7577a37bc4752b083fdf4d2ecc0e7
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SHA512
7b1295a4ccf623876465d5893354e696e7843b991567876b4d22ef3de684ef67afae8a80f78f015e168654f322169bc14e8aa9cf15c7db21a135892955b27cc5
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SSDEEP
6144:0F4me0jJPGbx9u8/tRgKtxNOO0ZuUMXYgx8POFal5:oe0jJi28/bgWxUMDlFC5
Malware Config
Signatures
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Modifies firewall policy service 2 TTPs 10 IoCs
description ioc Process 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:\Users\Admin\AppData\Roaming\svchost.exe = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe:*:Enabled:Windows Messanger" reg.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" reg.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Local\Temp\svchost.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\svchost.exe:*:Enabled:Windows Messanger" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile 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 Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List 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 svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\Server Host = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe" svchost.exe -
Modifies Installed Components in the registry 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Active Setup\Installed Components\{D53AD88D-EF0A-4BC5-BDE5-8EEB9FFA2C8A}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe" svchost.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{D53AD88D-EF0A-4BC5-BDE5-8EEB9FFA2C8A} svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{D53AD88D-EF0A-4BC5-BDE5-8EEB9FFA2C8A}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe" svchost.exe Key created \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Active Setup\Installed Components\{D53AD88D-EF0A-4BC5-BDE5-8EEB9FFA2C8A} svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 2168 svchost.exe -
resource yara_rule behavioral2/memory/2168-8-0x0000000000400000-0x000000000047B000-memory.dmp upx behavioral2/memory/2168-13-0x0000000000400000-0x000000000047B000-memory.dmp upx behavioral2/memory/2168-14-0x0000000000400000-0x000000000047B000-memory.dmp upx behavioral2/memory/2168-25-0x0000000000400000-0x000000000047B000-memory.dmp upx behavioral2/memory/2168-28-0x0000000000400000-0x000000000047B000-memory.dmp upx behavioral2/memory/2168-30-0x0000000000400000-0x000000000047B000-memory.dmp upx behavioral2/memory/2168-31-0x0000000000400000-0x000000000047B000-memory.dmp upx behavioral2/memory/2168-36-0x0000000000400000-0x000000000047B000-memory.dmp upx behavioral2/memory/2168-39-0x0000000000400000-0x000000000047B000-memory.dmp upx behavioral2/memory/2168-42-0x0000000000400000-0x000000000047B000-memory.dmp upx behavioral2/memory/2168-46-0x0000000000400000-0x000000000047B000-memory.dmp upx behavioral2/memory/2168-49-0x0000000000400000-0x000000000047B000-memory.dmp upx behavioral2/memory/2168-52-0x0000000000400000-0x000000000047B000-memory.dmp upx behavioral2/memory/2168-59-0x0000000000400000-0x000000000047B000-memory.dmp upx behavioral2/memory/2168-62-0x0000000000400000-0x000000000047B000-memory.dmp upx behavioral2/memory/2168-65-0x0000000000400000-0x000000000047B000-memory.dmp upx behavioral2/memory/2168-69-0x0000000000400000-0x000000000047B000-memory.dmp upx behavioral2/memory/2168-72-0x0000000000400000-0x000000000047B000-memory.dmp upx -
Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Local\\Temp\\svchost.exe" f4137ccd87f9d193a1f2d6f1683c2057_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Server Host = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Server Host = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe" svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3300 set thread context of 2168 3300 f4137ccd87f9d193a1f2d6f1683c2057_JaffaCakes118.exe 92 -
Modifies registry key 1 TTPs 4 IoCs
pid Process 1600 reg.exe 2204 reg.exe 4288 reg.exe 768 reg.exe -
Suspicious use of AdjustPrivilegeToken 37 IoCs
description pid Process Token: SeDebugPrivilege 3300 f4137ccd87f9d193a1f2d6f1683c2057_JaffaCakes118.exe Token: 1 2168 svchost.exe Token: SeCreateTokenPrivilege 2168 svchost.exe Token: SeAssignPrimaryTokenPrivilege 2168 svchost.exe Token: SeLockMemoryPrivilege 2168 svchost.exe Token: SeIncreaseQuotaPrivilege 2168 svchost.exe Token: SeMachineAccountPrivilege 2168 svchost.exe Token: SeTcbPrivilege 2168 svchost.exe Token: SeSecurityPrivilege 2168 svchost.exe Token: SeTakeOwnershipPrivilege 2168 svchost.exe Token: SeLoadDriverPrivilege 2168 svchost.exe Token: SeSystemProfilePrivilege 2168 svchost.exe Token: SeSystemtimePrivilege 2168 svchost.exe Token: SeProfSingleProcessPrivilege 2168 svchost.exe Token: SeIncBasePriorityPrivilege 2168 svchost.exe Token: SeCreatePagefilePrivilege 2168 svchost.exe Token: SeCreatePermanentPrivilege 2168 svchost.exe Token: SeBackupPrivilege 2168 svchost.exe Token: SeRestorePrivilege 2168 svchost.exe Token: SeShutdownPrivilege 2168 svchost.exe Token: SeDebugPrivilege 2168 svchost.exe Token: SeAuditPrivilege 2168 svchost.exe Token: SeSystemEnvironmentPrivilege 2168 svchost.exe Token: SeChangeNotifyPrivilege 2168 svchost.exe Token: SeRemoteShutdownPrivilege 2168 svchost.exe Token: SeUndockPrivilege 2168 svchost.exe Token: SeSyncAgentPrivilege 2168 svchost.exe Token: SeEnableDelegationPrivilege 2168 svchost.exe Token: SeManageVolumePrivilege 2168 svchost.exe Token: SeImpersonatePrivilege 2168 svchost.exe Token: SeCreateGlobalPrivilege 2168 svchost.exe Token: 31 2168 svchost.exe Token: 32 2168 svchost.exe Token: 33 2168 svchost.exe Token: 34 2168 svchost.exe Token: 35 2168 svchost.exe Token: SeDebugPrivilege 2168 svchost.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2168 svchost.exe 2168 svchost.exe 2168 svchost.exe 2168 svchost.exe -
Suspicious use of WriteProcessMemory 32 IoCs
description pid Process procid_target PID 3300 wrote to memory of 2168 3300 f4137ccd87f9d193a1f2d6f1683c2057_JaffaCakes118.exe 92 PID 3300 wrote to memory of 2168 3300 f4137ccd87f9d193a1f2d6f1683c2057_JaffaCakes118.exe 92 PID 3300 wrote to memory of 2168 3300 f4137ccd87f9d193a1f2d6f1683c2057_JaffaCakes118.exe 92 PID 3300 wrote to memory of 2168 3300 f4137ccd87f9d193a1f2d6f1683c2057_JaffaCakes118.exe 92 PID 3300 wrote to memory of 2168 3300 f4137ccd87f9d193a1f2d6f1683c2057_JaffaCakes118.exe 92 PID 3300 wrote to memory of 2168 3300 f4137ccd87f9d193a1f2d6f1683c2057_JaffaCakes118.exe 92 PID 3300 wrote to memory of 2168 3300 f4137ccd87f9d193a1f2d6f1683c2057_JaffaCakes118.exe 92 PID 3300 wrote to memory of 2168 3300 f4137ccd87f9d193a1f2d6f1683c2057_JaffaCakes118.exe 92 PID 2168 wrote to memory of 860 2168 svchost.exe 93 PID 2168 wrote to memory of 860 2168 svchost.exe 93 PID 2168 wrote to memory of 860 2168 svchost.exe 93 PID 2168 wrote to memory of 4788 2168 svchost.exe 94 PID 2168 wrote to memory of 4788 2168 svchost.exe 94 PID 2168 wrote to memory of 4788 2168 svchost.exe 94 PID 2168 wrote to memory of 1128 2168 svchost.exe 95 PID 2168 wrote to memory of 1128 2168 svchost.exe 95 PID 2168 wrote to memory of 1128 2168 svchost.exe 95 PID 2168 wrote to memory of 1672 2168 svchost.exe 96 PID 2168 wrote to memory of 1672 2168 svchost.exe 96 PID 2168 wrote to memory of 1672 2168 svchost.exe 96 PID 1128 wrote to memory of 1600 1128 cmd.exe 101 PID 1128 wrote to memory of 1600 1128 cmd.exe 101 PID 1128 wrote to memory of 1600 1128 cmd.exe 101 PID 1672 wrote to memory of 2204 1672 cmd.exe 102 PID 1672 wrote to memory of 2204 1672 cmd.exe 102 PID 1672 wrote to memory of 2204 1672 cmd.exe 102 PID 860 wrote to memory of 768 860 cmd.exe 103 PID 860 wrote to memory of 768 860 cmd.exe 103 PID 860 wrote to memory of 768 860 cmd.exe 103 PID 4788 wrote to memory of 4288 4788 cmd.exe 104 PID 4788 wrote to memory of 4288 4788 cmd.exe 104 PID 4788 wrote to memory of 4288 4788 cmd.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\f4137ccd87f9d193a1f2d6f1683c2057_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f4137ccd87f9d193a1f2d6f1683c2057_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3300 -
C:\Users\Admin\AppData\Local\Temp\svchost.exeC:\Users\Admin\AppData\Local\Temp\svchost.exe2⤵
- Adds policy Run key to start application
- Modifies Installed Components in the registry
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2168 -
C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f3⤵
- Suspicious use of WriteProcessMemory
PID:860 -
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
- Modifies registry key
PID:768
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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\svchost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\svchost.exe:*:Enabled:Windows Messanger" /f3⤵
- Suspicious use of WriteProcessMemory
PID:4788 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\svchost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\svchost.exe:*:Enabled:Windows Messanger" /f4⤵
- Modifies firewall policy service
- Modifies registry key
PID:4288
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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⤵
- Suspicious use of WriteProcessMemory
PID:1128 -
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
- Modifies registry key
PID:1600
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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\svchost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svchost.exe:*:Enabled:Windows Messanger" /f3⤵
- Suspicious use of WriteProcessMemory
PID:1672 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\svchost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svchost.exe:*:Enabled:Windows Messanger" /f4⤵
- Modifies firewall policy service
- Modifies registry key
PID:2204
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
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Filesize
34KB
MD5e118330b4629b12368d91b9df6488be0
SHA1ce90218c7e3b90df2a3409ec253048bb6472c2fd
SHA2563a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9
SHA512ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0