Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09-10-2024 02:58
Static task
static1
Behavioral task
behavioral1
Sample
299842b9c897755a46efcb93df554a07_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
299842b9c897755a46efcb93df554a07_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
299842b9c897755a46efcb93df554a07_JaffaCakes118.exe
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Size
22.0MB
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MD5
299842b9c897755a46efcb93df554a07
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SHA1
62252dae824977e7b8c75f310c06844f4fddb5a8
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SHA256
aaadcb542f9c56c0abdf1dcba049ad6395312fdb6cc114863abf67c1a2990e27
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SHA512
3ab4e1c2eea37bdb0976b01c91cc5774186e591445ac137ca30eede21af8a23d6da868552d68a70e7c9a69b0d5109acf72b7c3acd352ba457ec13374ea931239
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SSDEEP
393216:Zd16aPaPaPaPaPaPaPaYaPaPaPaPaPaPaPaPaPaPaPaPaPaPaPaPaPaPaPaPaPai:56aPaPaPaPaPaPaPaYaPaPaPaPaPaPaz
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" reg.exe -
Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\WINDOWS\SysWOW64\drivers\atualizada.sys 299842b9c897755a46efcb93df554a07_JaffaCakes118.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\atualizada\ImagePath = "system32\\drivers\\atualizada.sys" 299842b9c897755a46efcb93df554a07_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ = "C:\\Windows\\Reinicizar.exe" 299842b9c897755a46efcb93df554a07_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ashDip.exe = "C:\\Windows\\System32\\ashDip.exe" 299842b9c897755a46efcb93df554a07_JaffaCakes118.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\ashDip.exe 299842b9c897755a46efcb93df554a07_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\ashDip.exe 299842b9c897755a46efcb93df554a07_JaffaCakes118.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Reinicizar.exe 299842b9c897755a46efcb93df554a07_JaffaCakes118.exe -
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 299842b9c897755a46efcb93df554a07_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe -
Modifies registry key 1 TTPs 1 IoCs
pid Process 2316 reg.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4128 299842b9c897755a46efcb93df554a07_JaffaCakes118.exe -
Suspicious behavior: LoadsDriver 2 IoCs
pid Process 664 Process not Found 664 Process not Found -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4128 299842b9c897755a46efcb93df554a07_JaffaCakes118.exe 4128 299842b9c897755a46efcb93df554a07_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4128 wrote to memory of 3504 4128 299842b9c897755a46efcb93df554a07_JaffaCakes118.exe 84 PID 4128 wrote to memory of 3504 4128 299842b9c897755a46efcb93df554a07_JaffaCakes118.exe 84 PID 4128 wrote to memory of 3504 4128 299842b9c897755a46efcb93df554a07_JaffaCakes118.exe 84 PID 3504 wrote to memory of 2316 3504 cmd.exe 86 PID 3504 wrote to memory of 2316 3504 cmd.exe 86 PID 3504 wrote to memory of 2316 3504 cmd.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\299842b9c897755a46efcb93df554a07_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\299842b9c897755a46efcb93df554a07_JaffaCakes118.exe"1⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4128 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\System32\cmd.exe /k %windir%\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3504 -
C:\Windows\SysWOW64\reg.exeC:\Windows\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f3⤵
- UAC bypass
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:2316
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2