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Analysis
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max time kernel
135s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
22/08/2024, 20:01
Static task
static1
Behavioral task
behavioral1
Sample
b8f4ac521d98ae8cca727cb6aef4d6bf_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
b8f4ac521d98ae8cca727cb6aef4d6bf_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
b8f4ac521d98ae8cca727cb6aef4d6bf_JaffaCakes118.exe
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Size
29KB
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MD5
b8f4ac521d98ae8cca727cb6aef4d6bf
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SHA1
cb70ed289a79a0d7f24410176c17e4570fc3e545
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SHA256
c6528a80d33935889303e4ccdd283f4881079da9b065792fae355c72b5072230
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SHA512
30dde87e88a89ecb739afa49393fa785c37292042f37a9e7692dfada98fe9a3c61f3519ac914349d760030cae694e97ba9db855bc5273e25dc770819c8f97768
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SSDEEP
384:HPmTeb4jYTkPwIuJ6MdXJy8b3sYOXJ5dOMYuBGxOwuIwzgb2el0wYcwWIv9SeCBi:HeluoUZx3sYWp+RwwIgbUwYcwS
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-1343\\jwjqa.exe" b8f4ac521d98ae8cca727cb6aef4d6bf_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdjwe = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-1343\\jwjqa.exe" b8f4ac521d98ae8cca727cb6aef4d6bf_JaffaCakes118.exe -
Drops desktop.ini file(s) 1 IoCs
description ioc Process File created C:\RECYCLER\S-1-5-21-0243556031-888888379-781863308-1343\Desktop.ini b8f4ac521d98ae8cca727cb6aef4d6bf_JaffaCakes118.exe -
Modifies WinLogon 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Taskman = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-1343\\jwjqa.exe" b8f4ac521d98ae8cca727cb6aef4d6bf_JaffaCakes118.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 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 b8f4ac521d98ae8cca727cb6aef4d6bf_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4044 b8f4ac521d98ae8cca727cb6aef4d6bf_JaffaCakes118.exe 4044 b8f4ac521d98ae8cca727cb6aef4d6bf_JaffaCakes118.exe 4044 b8f4ac521d98ae8cca727cb6aef4d6bf_JaffaCakes118.exe 4044 b8f4ac521d98ae8cca727cb6aef4d6bf_JaffaCakes118.exe 4044 b8f4ac521d98ae8cca727cb6aef4d6bf_JaffaCakes118.exe 4044 b8f4ac521d98ae8cca727cb6aef4d6bf_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4044 wrote to memory of 3492 4044 b8f4ac521d98ae8cca727cb6aef4d6bf_JaffaCakes118.exe 56 PID 4044 wrote to memory of 3492 4044 b8f4ac521d98ae8cca727cb6aef4d6bf_JaffaCakes118.exe 56 PID 4044 wrote to memory of 3492 4044 b8f4ac521d98ae8cca727cb6aef4d6bf_JaffaCakes118.exe 56
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3492
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C:\Users\Admin\AppData\Local\Temp\b8f4ac521d98ae8cca727cb6aef4d6bf_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\b8f4ac521d98ae8cca727cb6aef4d6bf_JaffaCakes118.exe"2⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Drops desktop.ini file(s)
- Modifies WinLogon
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4044
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