Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
27-06-2024 03:13
Static task
static1
Behavioral task
behavioral1
Sample
14788f13fbdf9dca9a078e167f049348_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
14788f13fbdf9dca9a078e167f049348_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
14788f13fbdf9dca9a078e167f049348_JaffaCakes118.exe
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Size
1024KB
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MD5
14788f13fbdf9dca9a078e167f049348
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SHA1
919fcd377a1bc7f876b3ba90b25adc2a0d808d09
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SHA256
99d6639b702bcda9805095524f5feb987dd703f8c1b980977f2b6866ccb9c88d
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SHA512
d3741083a71fc8dbea1b2c340800d2891271da36b0f67c5d08bfbc4ecb23c82700e3a35197daf0883f655dfdaa8065b1f6876aacd54b6ef9d5d0b324a9b4d2d4
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SSDEEP
24576:RTibhnIkmyvFBOv034btz0MXsqafUaRzep+w/l/T9l:RGbZImk1GqAha/
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
Processes:
Server.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\system32\\LogFiles\\luvme.exe" Server.exe -
Modifies firewall policy service 3 TTPs 3 IoCs
Processes:
explorer.exedescription ioc process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile explorer.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "1" explorer.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" explorer.exe -
Modifies security service 2 TTPs 1 IoCs
Processes:
explorer.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4" explorer.exe -
Processes:
explorer.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" explorer.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
Server.exeexplorer.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate Server.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate explorer.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
14788f13fbdf9dca9a078e167f049348_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation 14788f13fbdf9dca9a078e167f049348_JaffaCakes118.exe -
Executes dropped EXE 2 IoCs
Processes:
Office Home And Buisness Crack.exeServer.exepid process 2500 Office Home And Buisness Crack.exe 4256 Server.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
Server.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luvme-files = "C:\\Windows\\system32\\LogFiles\\luvme.exe" Server.exe -
Drops file in System32 directory 3 IoCs
Processes:
Server.exedescription ioc process File created C:\Windows\system32\LogFiles\luvme.exe Server.exe File opened for modification C:\Windows\system32\LogFiles\luvme.exe Server.exe File opened for modification C:\Windows\system32\LogFiles\ Server.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Server.exedescription pid process target process PID 4256 set thread context of 4636 4256 Server.exe explorer.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 8 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
Server.exeexplorer.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString Server.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier Server.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier Server.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier explorer.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 Server.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
Processes:
explorer.exeServer.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier Server.exe -
Suspicious use of AdjustPrivilegeToken 48 IoCs
Processes:
Server.exeexplorer.exedescription pid process Token: SeIncreaseQuotaPrivilege 4256 Server.exe Token: SeSecurityPrivilege 4256 Server.exe Token: SeTakeOwnershipPrivilege 4256 Server.exe Token: SeLoadDriverPrivilege 4256 Server.exe Token: SeSystemProfilePrivilege 4256 Server.exe Token: SeSystemtimePrivilege 4256 Server.exe Token: SeProfSingleProcessPrivilege 4256 Server.exe Token: SeIncBasePriorityPrivilege 4256 Server.exe Token: SeCreatePagefilePrivilege 4256 Server.exe Token: SeBackupPrivilege 4256 Server.exe Token: SeRestorePrivilege 4256 Server.exe Token: SeShutdownPrivilege 4256 Server.exe Token: SeDebugPrivilege 4256 Server.exe Token: SeSystemEnvironmentPrivilege 4256 Server.exe Token: SeChangeNotifyPrivilege 4256 Server.exe Token: SeRemoteShutdownPrivilege 4256 Server.exe Token: SeUndockPrivilege 4256 Server.exe Token: SeManageVolumePrivilege 4256 Server.exe Token: SeImpersonatePrivilege 4256 Server.exe Token: SeCreateGlobalPrivilege 4256 Server.exe Token: 33 4256 Server.exe Token: 34 4256 Server.exe Token: 35 4256 Server.exe Token: 36 4256 Server.exe Token: SeIncreaseQuotaPrivilege 4636 explorer.exe Token: SeSecurityPrivilege 4636 explorer.exe Token: SeTakeOwnershipPrivilege 4636 explorer.exe Token: SeLoadDriverPrivilege 4636 explorer.exe Token: SeSystemProfilePrivilege 4636 explorer.exe Token: SeSystemtimePrivilege 4636 explorer.exe Token: SeProfSingleProcessPrivilege 4636 explorer.exe Token: SeIncBasePriorityPrivilege 4636 explorer.exe Token: SeCreatePagefilePrivilege 4636 explorer.exe Token: SeBackupPrivilege 4636 explorer.exe Token: SeRestorePrivilege 4636 explorer.exe Token: SeShutdownPrivilege 4636 explorer.exe Token: SeDebugPrivilege 4636 explorer.exe Token: SeSystemEnvironmentPrivilege 4636 explorer.exe Token: SeChangeNotifyPrivilege 4636 explorer.exe Token: SeRemoteShutdownPrivilege 4636 explorer.exe Token: SeUndockPrivilege 4636 explorer.exe Token: SeManageVolumePrivilege 4636 explorer.exe Token: SeImpersonatePrivilege 4636 explorer.exe Token: SeCreateGlobalPrivilege 4636 explorer.exe Token: 33 4636 explorer.exe Token: 34 4636 explorer.exe Token: 35 4636 explorer.exe Token: 36 4636 explorer.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
explorer.exepid process 4636 explorer.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
14788f13fbdf9dca9a078e167f049348_JaffaCakes118.exeServer.exedescription pid process target process PID 656 wrote to memory of 2500 656 14788f13fbdf9dca9a078e167f049348_JaffaCakes118.exe Office Home And Buisness Crack.exe PID 656 wrote to memory of 2500 656 14788f13fbdf9dca9a078e167f049348_JaffaCakes118.exe Office Home And Buisness Crack.exe PID 656 wrote to memory of 2500 656 14788f13fbdf9dca9a078e167f049348_JaffaCakes118.exe Office Home And Buisness Crack.exe PID 656 wrote to memory of 4256 656 14788f13fbdf9dca9a078e167f049348_JaffaCakes118.exe Server.exe PID 656 wrote to memory of 4256 656 14788f13fbdf9dca9a078e167f049348_JaffaCakes118.exe Server.exe PID 656 wrote to memory of 4256 656 14788f13fbdf9dca9a078e167f049348_JaffaCakes118.exe Server.exe PID 4256 wrote to memory of 4636 4256 Server.exe explorer.exe PID 4256 wrote to memory of 4636 4256 Server.exe explorer.exe PID 4256 wrote to memory of 4636 4256 Server.exe explorer.exe PID 4256 wrote to memory of 4636 4256 Server.exe explorer.exe PID 4256 wrote to memory of 4636 4256 Server.exe explorer.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\14788f13fbdf9dca9a078e167f049348_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\14788f13fbdf9dca9a078e167f049348_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:656 -
C:\Users\Admin\AppData\Local\Temp\Office Home And Buisness Crack.exe"C:\Users\Admin\AppData\Local\Temp\Office Home And Buisness Crack.exe"2⤵
- Executes dropped EXE
PID:2500 -
C:\Users\Admin\AppData\Local\Temp\Server.exe"C:\Users\Admin\AppData\Local\Temp\Server.exe"2⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Executes dropped EXE
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4256 -
C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"3⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Checks BIOS information in registry
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4636
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3712 --field-trial-handle=2284,i,15722001240173834669,15048020084704567542,262144 --variations-seed-version /prefetch:81⤵PID:2096
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Replay Monitor
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Downloads
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Filesize
109KB
MD5a57fde3926cc549d1e2dce186c4c69de
SHA1eab6099758092c4aa748109fef256f94f23631f5
SHA256ade23c84b641d036c010842dfbd451b4c5e63453b587970d79928a2e12a2b961
SHA5124a6b05635f2acdd38ec75bc56546286e9b863d3757904c8b30f7c624f15f0ec9a79a4636708c8118642580002338c7cb5a36417a44c31cc2b7f6c841438b1429
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Filesize
635KB
MD52bd98472dc49e8f3c024330632f7489d
SHA18d94aa148634c2627e716429e694cd286f552676
SHA25661775be71486b9a9853e712d1bcd69fb8aff6cc2a322ec1b483989b48c80ee4b
SHA512d420098a39cefcaa9475b8aa00566af26f6915358d83b6b2337a3297abbcc27833565799b1f04d9b02df1e983188e2466859bd404a238af3645c39d3b755e4a5