Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
149s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
19/09/2024, 06:45
Static task
static1
Behavioral task
behavioral1
Sample
eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe
Resource
win7-20240903-en
General
-
Target
eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe
-
Size
2.9MB
-
MD5
eac90624b777b28d1049dbb907d15a5f
-
SHA1
1edfec839bd5dade13e637e37a4d9e434dcc6d62
-
SHA256
4219e3fde43f1a64d937cf29a91cd2894986aea3dcaee98ec4fb2de9fabfd4e6
-
SHA512
a04b731c7c23b794f3a2f4ed72dde9243c642548e6a82662833cfb7bcb9e5b208628babf1a7fba9448fb30fa67dde6a2393ebd6284858bd4f053ca9b44baa1cb
-
SSDEEP
49152:tOenanS7qj2OfqfI6p6shtvT0JehzIybYdCPVvrYtCSV5dtKwjqUo6NXLlRR:2njj2OyAxsDLM8dDm5dPjjlRR
Malware Config
Signatures
-
Modifies WinLogon for persistence 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\system32\\Windupdt\\winupdate.exe,C:\\Windows\\system32\\Windupdt\\winupdate.exe" winupdate.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\system32\\Windupdt\\winupdate.exe" eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe -
Checks BIOS information in registry 2 TTPs 6 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion winupdate.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate winupdate.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate explorer.exe -
Executes dropped EXE 1 IoCs
pid Process 2652 winupdate.exe -
Identifies Wine through registry keys 2 TTPs 3 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Wine eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Wine winupdate.exe Key opened \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Wine explorer.exe -
Loads dropped DLL 1 IoCs
pid Process 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windows\\system32\\Windupdt\\winupdate.exe" eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windows\\system32\\Windupdt\\winupdate.exe" winupdate.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA winupdate.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 3 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe File opened for modification \??\PhysicalDrive0 winupdate.exe File opened for modification \??\PhysicalDrive0 explorer.exe -
Drops file in System32 directory 6 IoCs
description ioc Process File created C:\Windows\SysWOW64\Windupdt\winupdate.exe eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\Windupdt\winupdate.exe eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\Windupdt\ eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe File created C:\Windows\SysWOW64\Windupdt\winupdate.exe winupdate.exe File opened for modification C:\Windows\SysWOW64\Windupdt\winupdate.exe winupdate.exe File opened for modification C:\Windows\SysWOW64\Windupdt\ winupdate.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
pid Process 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe 2652 winupdate.exe 3032 explorer.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2652 set thread context of 3032 2652 winupdate.exe 33 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 3 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 winupdate.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe -
Checks processor information in registry 2 TTPs 12 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 winupdate.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString winupdate.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier winupdate.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier winupdate.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier explorer.exe -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier winupdate.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier explorer.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe 2652 winupdate.exe 3032 explorer.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3032 explorer.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: SeSecurityPrivilege 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: SeLoadDriverPrivilege 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: SeSystemProfilePrivilege 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: SeSystemtimePrivilege 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: SeBackupPrivilege 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: SeRestorePrivilege 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: SeShutdownPrivilege 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: SeDebugPrivilege 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: SeUndockPrivilege 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: SeManageVolumePrivilege 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: SeImpersonatePrivilege 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: 33 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: 34 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: 35 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 2652 winupdate.exe Token: SeSecurityPrivilege 2652 winupdate.exe Token: SeTakeOwnershipPrivilege 2652 winupdate.exe Token: SeLoadDriverPrivilege 2652 winupdate.exe Token: SeSystemProfilePrivilege 2652 winupdate.exe Token: SeSystemtimePrivilege 2652 winupdate.exe Token: SeProfSingleProcessPrivilege 2652 winupdate.exe Token: SeIncBasePriorityPrivilege 2652 winupdate.exe Token: SeCreatePagefilePrivilege 2652 winupdate.exe Token: SeBackupPrivilege 2652 winupdate.exe Token: SeRestorePrivilege 2652 winupdate.exe Token: SeShutdownPrivilege 2652 winupdate.exe Token: SeDebugPrivilege 2652 winupdate.exe Token: SeSystemEnvironmentPrivilege 2652 winupdate.exe Token: SeChangeNotifyPrivilege 2652 winupdate.exe Token: SeRemoteShutdownPrivilege 2652 winupdate.exe Token: SeUndockPrivilege 2652 winupdate.exe Token: SeManageVolumePrivilege 2652 winupdate.exe Token: SeImpersonatePrivilege 2652 winupdate.exe Token: SeCreateGlobalPrivilege 2652 winupdate.exe Token: 33 2652 winupdate.exe Token: 34 2652 winupdate.exe Token: 35 2652 winupdate.exe Token: SeIncreaseQuotaPrivilege 3032 explorer.exe Token: SeSecurityPrivilege 3032 explorer.exe Token: SeTakeOwnershipPrivilege 3032 explorer.exe Token: SeLoadDriverPrivilege 3032 explorer.exe Token: SeSystemProfilePrivilege 3032 explorer.exe Token: SeSystemtimePrivilege 3032 explorer.exe Token: SeProfSingleProcessPrivilege 3032 explorer.exe Token: SeIncBasePriorityPrivilege 3032 explorer.exe Token: SeCreatePagefilePrivilege 3032 explorer.exe Token: SeBackupPrivilege 3032 explorer.exe Token: SeRestorePrivilege 3032 explorer.exe Token: SeShutdownPrivilege 3032 explorer.exe Token: SeDebugPrivilege 3032 explorer.exe Token: SeSystemEnvironmentPrivilege 3032 explorer.exe Token: SeChangeNotifyPrivilege 3032 explorer.exe Token: SeRemoteShutdownPrivilege 3032 explorer.exe Token: SeUndockPrivilege 3032 explorer.exe Token: SeManageVolumePrivilege 3032 explorer.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3032 explorer.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 780 wrote to memory of 2712 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe 31 PID 780 wrote to memory of 2712 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe 31 PID 780 wrote to memory of 2712 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe 31 PID 780 wrote to memory of 2712 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe 31 PID 780 wrote to memory of 2652 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe 32 PID 780 wrote to memory of 2652 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe 32 PID 780 wrote to memory of 2652 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe 32 PID 780 wrote to memory of 2652 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe 32 PID 780 wrote to memory of 2652 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe 32 PID 780 wrote to memory of 2652 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe 32 PID 780 wrote to memory of 2652 780 eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe 32 PID 2652 wrote to memory of 3032 2652 winupdate.exe 33 PID 2652 wrote to memory of 3032 2652 winupdate.exe 33 PID 2652 wrote to memory of 3032 2652 winupdate.exe 33 PID 2652 wrote to memory of 3032 2652 winupdate.exe 33 PID 2652 wrote to memory of 3032 2652 winupdate.exe 33 PID 2652 wrote to memory of 3032 2652 winupdate.exe 33
Processes
-
C:\Users\Admin\AppData\Local\Temp\eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\eac90624b777b28d1049dbb907d15a5f_JaffaCakes118.exe"1⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- Adds Run key to start application
- Checks whether UAC is enabled
- Writes to the Master Boot Record (MBR)
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:780 -
C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"2⤵PID:2712
-
-
C:\Windows\SysWOW64\Windupdt\winupdate.exe"C:\Windows\system32\Windupdt\winupdate.exe"2⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Adds Run key to start application
- Checks whether UAC is enabled
- Writes to the Master Boot Record (MBR)
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2652 -
C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"3⤵
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3032
-
-
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Defense Evasion
Modify Registry
2Pre-OS Boot
1Bootkit
1Virtualization/Sandbox Evasion
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
2.9MB
MD5eac90624b777b28d1049dbb907d15a5f
SHA11edfec839bd5dade13e637e37a4d9e434dcc6d62
SHA2564219e3fde43f1a64d937cf29a91cd2894986aea3dcaee98ec4fb2de9fabfd4e6
SHA512a04b731c7c23b794f3a2f4ed72dde9243c642548e6a82662833cfb7bcb9e5b208628babf1a7fba9448fb30fa67dde6a2393ebd6284858bd4f053ca9b44baa1cb