Analysis
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max time kernel
150s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
23/08/2024, 07:23
Static task
static1
Behavioral task
behavioral1
Sample
bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe
Resource
win7-20240729-en
General
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Target
bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe
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Size
758KB
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MD5
bad3375c1afb85e12eaa4f872e640c58
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SHA1
d279596e7fbc990d2ee51649aa2e4f79bcd51bf1
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SHA256
828bf06da890c926bcfec850972e98ef358b5def95ca47da2c0ab931a6202aab
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SHA512
ff7c03887def0abf56aca3a814020e8a699fef48b02e5844a1ec7d2c63db847578cf2017cb86f4a5aa19c75e76710f1d0c850c6ffe26b715f90116d463720631
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SSDEEP
12288:I3GnbxJJobfq8zKx2p3c9n9X4Lj/Ajiam4KLPzdRnSR5MmB:I21roDz26c9n9oHDC
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\AppData\\Roaming\\iexplorer.exe" bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe -
Modifies firewall policy service 3 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile iexplorer.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" iexplorer.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" iexplorer.exe -
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" iexplorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" iexplorer.exe -
Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
pid Process 2528 attrib.exe 3236 attrib.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe -
Executes dropped EXE 2 IoCs
pid Process 4456 iexplorer.exe 4120 iexplorer.exe -
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" iexplorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" iexplorer.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\iexplorer = "C:\\Users\\Admin\\AppData\\Roaming\\iexplorer.exe" bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\iexplorer = "C:\\Users\\Admin\\AppData\\Roaming\\iexplorer.exe" iexplorer.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 3900 set thread context of 1924 3900 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 84 PID 4456 set thread context of 4120 4456 iexplorer.exe 94 -
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 8 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language iexplorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language iexplorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4120 iexplorer.exe -
Suspicious use of AdjustPrivilegeToken 48 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: SeSecurityPrivilege 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: SeLoadDriverPrivilege 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: SeSystemProfilePrivilege 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: SeSystemtimePrivilege 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: SeBackupPrivilege 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: SeRestorePrivilege 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: SeShutdownPrivilege 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: SeDebugPrivilege 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: SeUndockPrivilege 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: SeManageVolumePrivilege 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: SeImpersonatePrivilege 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: 33 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: 34 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: 35 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: 36 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 4120 iexplorer.exe Token: SeSecurityPrivilege 4120 iexplorer.exe Token: SeTakeOwnershipPrivilege 4120 iexplorer.exe Token: SeLoadDriverPrivilege 4120 iexplorer.exe Token: SeSystemProfilePrivilege 4120 iexplorer.exe Token: SeSystemtimePrivilege 4120 iexplorer.exe Token: SeProfSingleProcessPrivilege 4120 iexplorer.exe Token: SeIncBasePriorityPrivilege 4120 iexplorer.exe Token: SeCreatePagefilePrivilege 4120 iexplorer.exe Token: SeBackupPrivilege 4120 iexplorer.exe Token: SeRestorePrivilege 4120 iexplorer.exe Token: SeShutdownPrivilege 4120 iexplorer.exe Token: SeDebugPrivilege 4120 iexplorer.exe Token: SeSystemEnvironmentPrivilege 4120 iexplorer.exe Token: SeChangeNotifyPrivilege 4120 iexplorer.exe Token: SeRemoteShutdownPrivilege 4120 iexplorer.exe Token: SeUndockPrivilege 4120 iexplorer.exe Token: SeManageVolumePrivilege 4120 iexplorer.exe Token: SeImpersonatePrivilege 4120 iexplorer.exe Token: SeCreateGlobalPrivilege 4120 iexplorer.exe Token: 33 4120 iexplorer.exe Token: 34 4120 iexplorer.exe Token: 35 4120 iexplorer.exe Token: 36 4120 iexplorer.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 3900 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 4456 iexplorer.exe 4120 iexplorer.exe -
Suspicious use of WriteProcessMemory 43 IoCs
description pid Process procid_target PID 3900 wrote to memory of 1924 3900 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 84 PID 3900 wrote to memory of 1924 3900 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 84 PID 3900 wrote to memory of 1924 3900 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 84 PID 3900 wrote to memory of 1924 3900 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 84 PID 3900 wrote to memory of 1924 3900 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 84 PID 3900 wrote to memory of 1924 3900 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 84 PID 3900 wrote to memory of 1924 3900 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 84 PID 3900 wrote to memory of 1924 3900 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 84 PID 3900 wrote to memory of 1924 3900 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 84 PID 3900 wrote to memory of 1924 3900 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 84 PID 3900 wrote to memory of 1924 3900 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 84 PID 3900 wrote to memory of 1924 3900 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 84 PID 3900 wrote to memory of 1924 3900 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 84 PID 3900 wrote to memory of 1924 3900 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 84 PID 1924 wrote to memory of 4908 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 87 PID 1924 wrote to memory of 4908 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 87 PID 1924 wrote to memory of 4908 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 87 PID 1924 wrote to memory of 544 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 89 PID 1924 wrote to memory of 544 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 89 PID 1924 wrote to memory of 544 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 89 PID 1924 wrote to memory of 4456 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 91 PID 1924 wrote to memory of 4456 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 91 PID 1924 wrote to memory of 4456 1924 bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe 91 PID 4908 wrote to memory of 2528 4908 cmd.exe 92 PID 4908 wrote to memory of 2528 4908 cmd.exe 92 PID 4908 wrote to memory of 2528 4908 cmd.exe 92 PID 544 wrote to memory of 3236 544 cmd.exe 93 PID 544 wrote to memory of 3236 544 cmd.exe 93 PID 544 wrote to memory of 3236 544 cmd.exe 93 PID 4456 wrote to memory of 4120 4456 iexplorer.exe 94 PID 4456 wrote to memory of 4120 4456 iexplorer.exe 94 PID 4456 wrote to memory of 4120 4456 iexplorer.exe 94 PID 4456 wrote to memory of 4120 4456 iexplorer.exe 94 PID 4456 wrote to memory of 4120 4456 iexplorer.exe 94 PID 4456 wrote to memory of 4120 4456 iexplorer.exe 94 PID 4456 wrote to memory of 4120 4456 iexplorer.exe 94 PID 4456 wrote to memory of 4120 4456 iexplorer.exe 94 PID 4456 wrote to memory of 4120 4456 iexplorer.exe 94 PID 4456 wrote to memory of 4120 4456 iexplorer.exe 94 PID 4456 wrote to memory of 4120 4456 iexplorer.exe 94 PID 4456 wrote to memory of 4120 4456 iexplorer.exe 94 PID 4456 wrote to memory of 4120 4456 iexplorer.exe 94 PID 4456 wrote to memory of 4120 4456 iexplorer.exe 94 -
Views/modifies file attributes 1 TTPs 2 IoCs
pid Process 2528 attrib.exe 3236 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3900 -
C:\Users\Admin\AppData\Local\Temp\bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118.exe
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1924 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpcmd.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4908 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp" +s +h4⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:2528
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpcmd.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:544 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp" +s +h4⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:3236
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C:\Users\Admin\AppData\Roaming\iexplorer.exe"C:\Users\Admin\AppData\Roaming\iexplorer.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4456 -
C:\Users\Admin\AppData\Roaming\iexplorer.exe
- Modifies firewall policy service
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4120
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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
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Impair Defenses
3Disable or Modify System Firewall
1Disable or Modify Tools
2Modify Registry
5Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
50B
MD5b774ae3fb1da087e1f83b4f7b2060e5a
SHA197eb9be49ac3af9c851c9e1e84e32bfd53e325a8
SHA256adaf4a84b41e410b02e261cfd0fe7739d98647eab73c3badd32ac6e39f26351b
SHA512f75d0f95f7306d26a12b414bfe37b97fbd37546cb3c6e403def7077329ddffb4b45d5c5f0ba0e7bb6d72851d2d691b0a85267beead42f7cbf2e8c3d45a3b4701
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Filesize
758KB
MD5bad3375c1afb85e12eaa4f872e640c58
SHA1d279596e7fbc990d2ee51649aa2e4f79bcd51bf1
SHA256828bf06da890c926bcfec850972e98ef358b5def95ca47da2c0ab931a6202aab
SHA512ff7c03887def0abf56aca3a814020e8a699fef48b02e5844a1ec7d2c63db847578cf2017cb86f4a5aa19c75e76710f1d0c850c6ffe26b715f90116d463720631