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Analysis
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max time kernel
93s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
07/04/2024, 18:19
Static task
static1
Behavioral task
behavioral1
Sample
e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe
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Size
3.6MB
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MD5
e59039c56c654c71398eadadabf4404f
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SHA1
364393190958e85f5f065770697cb894ebafefcf
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SHA256
a41c1aa10cae622eedb44f9e0628a4205edb4229631efac00358e18e92a4ac96
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SHA512
e9f4fc5b65dc3c1164558ce2c888db2cbc94ca27240acd93b6ecb00090d0f7874cabb2eb738a389eb54864e1831312f79a9573aa51b3436cb4c397bb0118c99b
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SSDEEP
98304:HUeJiFqPSxyg7CIyJ1KHXg8RLvV/vjacL:0kiFaSxyg7CIySXTRLvV/vjacL
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\3666340 = "C:\\Users\\Public\\Music\\ff699e366\\ff699e366.exe" e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4776 set thread context of 3656 4776 e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe 87 -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3656 e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4776 wrote to memory of 3656 4776 e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe 87 PID 4776 wrote to memory of 3656 4776 e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe 87 PID 4776 wrote to memory of 3656 4776 e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe 87 PID 4776 wrote to memory of 3656 4776 e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe 87 PID 4776 wrote to memory of 3656 4776 e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe 87 PID 4776 wrote to memory of 3656 4776 e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe 87 PID 4776 wrote to memory of 3656 4776 e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe 87 PID 4776 wrote to memory of 3656 4776 e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe 87 -
System policy modification 1 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4776 -
C:\Users\Admin\AppData\Local\Temp\e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e59039c56c654c71398eadadabf4404f_JaffaCakes118.exe"2⤵
- UAC bypass
- Adds Run key to start application
- Checks whether UAC is enabled
- Suspicious behavior: RenamesItself
- System policy modification
PID:3656
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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
1Registry Run Keys / Startup Folder
1