Analysis
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max time kernel
149s -
max time network
142s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
22/03/2025, 17:10
Behavioral task
behavioral1
Sample
JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe
Resource
win10v2004-20250314-en
General
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Target
JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe
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Size
1.6MB
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MD5
86d9e56c3e555dc6030998cf95259be5
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SHA1
8a9df020ac0f32b55016919bfaa00abbe559763b
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SHA256
1bc3088494944f59c99d118c27d185286905e137259e98de721dd439a6e2e662
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SHA512
c6b120315240cc9671fb0c4d91fd9007e0272317d70fe3f4a9b174402986fd6fb1bfb407b0551ac1e16868afa6a3df3424a9263492c323bd4bc17cf9b4609315
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SSDEEP
24576:/+DraMOVm++uBIWvr8KpP3e6DftzhJYoj/PAQS1wpWD5TBELMNMhpXTSF74fB8kk:GDtOVmruBr8K1e6D2oIB1w0F9aFBbN
Malware Config
Extracted
darkcomet
Guest16
192.168.1.96:1337
DC_MUTEX-WUDUVMN
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InstallPath
Windupdt\winupdate.exe
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gencode
DA7q.hvWq�Sa
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install
true
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offline_keylogger
false
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persistence
true
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reg_key
winupdater
Signatures
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Darkcomet family
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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:\\Windows\\system32\\Windupdt\\winupdate.exe" JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe -
Modifies firewall policy service 3 TTPs 3 IoCs
description 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 = "0" explorer.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" explorer.exe -
Windows security bypass 2 TTPs 1 IoCs
description 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.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate explorer.exe -
Deletes itself 1 IoCs
pid Process 3020 notepad.exe -
Identifies Wine through registry keys 2 TTPs 2 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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Wine JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Wine explorer.exe -
resource yara_rule behavioral1/memory/2228-0-0x0000000013140000-0x000000001348F000-memory.dmp themida behavioral1/memory/2228-4-0x0000000013140000-0x000000001348F000-memory.dmp themida behavioral1/memory/2228-38-0x0000000013140000-0x000000001348F000-memory.dmp themida behavioral1/memory/2228-68-0x0000000013140000-0x000000001348F000-memory.dmp themida behavioral1/memory/3008-79-0x0000000013140000-0x000000001348F000-memory.dmp themida behavioral1/memory/3008-78-0x0000000013140000-0x000000001348F000-memory.dmp themida behavioral1/memory/3008-77-0x0000000013140000-0x000000001348F000-memory.dmp themida behavioral1/memory/3008-76-0x0000000013140000-0x000000001348F000-memory.dmp themida behavioral1/memory/3008-75-0x0000000013140000-0x000000001348F000-memory.dmp themida behavioral1/memory/3008-74-0x0000000013140000-0x000000001348F000-memory.dmp themida behavioral1/memory/3008-72-0x0000000013140000-0x000000001348F000-memory.dmp themida behavioral1/memory/3008-73-0x0000000013140000-0x000000001348F000-memory.dmp themida behavioral1/memory/3008-71-0x0000000013140000-0x000000001348F000-memory.dmp themida behavioral1/memory/3008-70-0x0000000013140000-0x000000001348F000-memory.dmp themida behavioral1/memory/2228-67-0x0000000013140000-0x000000001348F000-memory.dmp themida behavioral1/memory/2228-39-0x0000000013140000-0x000000001348F000-memory.dmp themida behavioral1/memory/2228-45-0x0000000013140000-0x000000001348F000-memory.dmp themida behavioral1/memory/2228-5-0x0000000013140000-0x000000001348F000-memory.dmp themida behavioral1/memory/2228-7-0x0000000013140000-0x000000001348F000-memory.dmp themida behavioral1/memory/3008-145-0x0000000013140000-0x000000001348F000-memory.dmp themida -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windows\\system32\\Windupdt\\winupdate.exe" JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Set value (str) \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windows\\system32\\Windupdt\\winupdate.exe" notepad.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\SysWOW64\Windupdt\winupdate.exe JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe File opened for modification C:\Windows\SysWOW64\Windupdt\winupdate.exe JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe File opened for modification C:\Windows\SysWOW64\Windupdt\ JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe File created C:\Windows\SysWOW64\Windupdt\winupdate.exe notepad.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2228 set thread context of 3008 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 31 -
System Location Discovery: System Language Discovery 1 TTPs 5 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 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe -
Checks processor information in registry 2 TTPs 8 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier explorer.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.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\VendorIdentifier explorer.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 3008 explorer.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3008 explorer.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: SeSecurityPrivilege 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: SeTakeOwnershipPrivilege 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: SeLoadDriverPrivilege 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: SeSystemProfilePrivilege 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: SeSystemtimePrivilege 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: SeProfSingleProcessPrivilege 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: SeIncBasePriorityPrivilege 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: SeCreatePagefilePrivilege 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: SeBackupPrivilege 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: SeRestorePrivilege 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: SeShutdownPrivilege 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: SeDebugPrivilege 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: SeSystemEnvironmentPrivilege 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: SeChangeNotifyPrivilege 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: SeRemoteShutdownPrivilege 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: SeUndockPrivilege 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: SeManageVolumePrivilege 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: SeImpersonatePrivilege 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: SeCreateGlobalPrivilege 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: 33 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: 34 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: 35 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe Token: SeIncreaseQuotaPrivilege 3008 explorer.exe Token: SeSecurityPrivilege 3008 explorer.exe Token: SeTakeOwnershipPrivilege 3008 explorer.exe Token: SeLoadDriverPrivilege 3008 explorer.exe Token: SeSystemProfilePrivilege 3008 explorer.exe Token: SeSystemtimePrivilege 3008 explorer.exe Token: SeProfSingleProcessPrivilege 3008 explorer.exe Token: SeIncBasePriorityPrivilege 3008 explorer.exe Token: SeCreatePagefilePrivilege 3008 explorer.exe Token: SeBackupPrivilege 3008 explorer.exe Token: SeRestorePrivilege 3008 explorer.exe Token: SeShutdownPrivilege 3008 explorer.exe Token: SeDebugPrivilege 3008 explorer.exe Token: SeSystemEnvironmentPrivilege 3008 explorer.exe Token: SeChangeNotifyPrivilege 3008 explorer.exe Token: SeRemoteShutdownPrivilege 3008 explorer.exe Token: SeUndockPrivilege 3008 explorer.exe Token: SeManageVolumePrivilege 3008 explorer.exe Token: SeImpersonatePrivilege 3008 explorer.exe Token: SeCreateGlobalPrivilege 3008 explorer.exe Token: 33 3008 explorer.exe Token: 34 3008 explorer.exe Token: 35 3008 explorer.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 2728 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 30 PID 2228 wrote to memory of 3008 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 31 PID 2228 wrote to memory of 3008 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 31 PID 2228 wrote to memory of 3008 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 31 PID 2228 wrote to memory of 3008 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 31 PID 2228 wrote to memory of 3008 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 31 PID 2228 wrote to memory of 3008 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 31 PID 2228 wrote to memory of 3020 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 32 PID 2228 wrote to memory of 3020 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 32 PID 2228 wrote to memory of 3020 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 32 PID 2228 wrote to memory of 3020 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 32 PID 2228 wrote to memory of 3020 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 32 PID 2228 wrote to memory of 3020 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 32 PID 2228 wrote to memory of 3020 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 32 PID 2228 wrote to memory of 3020 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 32 PID 2228 wrote to memory of 3020 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 32 PID 2228 wrote to memory of 3020 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 32 PID 2228 wrote to memory of 3020 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 32 PID 2228 wrote to memory of 3020 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 32 PID 2228 wrote to memory of 3020 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 32 PID 2228 wrote to memory of 3020 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 32 PID 2228 wrote to memory of 3020 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 32 PID 2228 wrote to memory of 3020 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 32 PID 2228 wrote to memory of 3020 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 32 PID 2228 wrote to memory of 3020 2228 JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe 32 PID 3008 wrote to memory of 2356 3008 explorer.exe 33 PID 3008 wrote to memory of 2356 3008 explorer.exe 33 PID 3008 wrote to memory of 2356 3008 explorer.exe 33 PID 3008 wrote to memory of 2356 3008 explorer.exe 33 PID 3008 wrote to memory of 2356 3008 explorer.exe 33 PID 3008 wrote to memory of 2356 3008 explorer.exe 33 PID 3008 wrote to memory of 2356 3008 explorer.exe 33 PID 3008 wrote to memory of 2356 3008 explorer.exe 33 PID 3008 wrote to memory of 2356 3008 explorer.exe 33 PID 3008 wrote to memory of 2356 3008 explorer.exe 33 PID 3008 wrote to memory of 2356 3008 explorer.exe 33 PID 3008 wrote to memory of 2356 3008 explorer.exe 33 PID 3008 wrote to memory of 2356 3008 explorer.exe 33 PID 3008 wrote to memory of 2356 3008 explorer.exe 33 PID 3008 wrote to memory of 2356 3008 explorer.exe 33 PID 3008 wrote to memory of 2356 3008 explorer.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_86d9e56c3e555dc6030998cf95259be5.exe"1⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Adds Run key to start application
- Drops file in System32 directory
- 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:2228 -
C:\Windows\SysWOW64\notepad.exenotepad2⤵
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:2728
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C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"2⤵
- Modifies firewall policy service
- Windows security bypass
- Checks BIOS information in registry
- Identifies Wine through registry keys
- 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 WriteProcessMemory
PID:3008 -
C:\Windows\SysWOW64\notepad.exeC:\Windows\SysWOW64\notepad.exe3⤵
- System Location Discovery: System Language Discovery
PID:2356
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C:\Windows\SysWOW64\notepad.exeC:\Windows\SysWOW64\notepad.exe2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
PID:3020
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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
Impair Defenses
2Disable or Modify System Firewall
1Disable or Modify Tools
1Modify Registry
4Virtualization/Sandbox Evasion
1