Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
150s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20250129-en -
resource tags
arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system -
submitted
04/02/2025, 20:48
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
JaffaCakes118_9818ef50933565b380ba49b9cc4e6792.exe
Resource
win7-20241010-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
JaffaCakes118_9818ef50933565b380ba49b9cc4e6792.exe
Resource
win10v2004-20250129-en
windows10-2004-x64
9 signatures
150 seconds
General
-
Target
JaffaCakes118_9818ef50933565b380ba49b9cc4e6792.exe
-
Size
204KB
-
MD5
9818ef50933565b380ba49b9cc4e6792
-
SHA1
3f5b4d14cf92f96e85f705693fa8f6f1777b2f6f
-
SHA256
a070bacade7fd6211af1c7cb40a39f74d2860f68903fd441fece210b35f53250
-
SHA512
0a34e056dc24dc513c46af77ea7b4a94ec09ab78d007aa59edde02a8391056d4b906f962b049115eea9d7ea335d9d82cafd27ef470d1385a344af79069b935a8
-
SSDEEP
3072:1mIW8b0tQ9nLHbB9W0c1TqECzR/mkSYGrl9ymgYUWzn:sdc4QxL7B9W0c1RCzR/fSmlU
Score
10/10
Malware Config
Signatures
-
Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" yaauy.exe Set value (int) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" JaffaCakes118_9818ef50933565b380ba49b9cc4e6792.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-1-5-21-2436272344-4274332273-444425594-1000\Control Panel\International\Geo\Nation JaffaCakes118_9818ef50933565b380ba49b9cc4e6792.exe -
Executes dropped EXE 1 IoCs
pid Process 3168 yaauy.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /m" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /r" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /n" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /w" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /k" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /u" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /l" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /e" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /q" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /v" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /t" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /p" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /j" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /a" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /h" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /c" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /z" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /y" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /g" JaffaCakes118_9818ef50933565b380ba49b9cc4e6792.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /f" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /d" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /x" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /g" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /o" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /s" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /b" yaauy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaauy = "C:\\Users\\Admin\\yaauy.exe /i" yaauy.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 2 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_9818ef50933565b380ba49b9cc4e6792.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language yaauy.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3432 JaffaCakes118_9818ef50933565b380ba49b9cc4e6792.exe 3432 JaffaCakes118_9818ef50933565b380ba49b9cc4e6792.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe 3168 yaauy.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3432 JaffaCakes118_9818ef50933565b380ba49b9cc4e6792.exe 3168 yaauy.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3432 wrote to memory of 3168 3432 JaffaCakes118_9818ef50933565b380ba49b9cc4e6792.exe 89 PID 3432 wrote to memory of 3168 3432 JaffaCakes118_9818ef50933565b380ba49b9cc4e6792.exe 89 PID 3432 wrote to memory of 3168 3432 JaffaCakes118_9818ef50933565b380ba49b9cc4e6792.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9818ef50933565b380ba49b9cc4e6792.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9818ef50933565b380ba49b9cc4e6792.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3432 -
C:\Users\Admin\yaauy.exe"C:\Users\Admin\yaauy.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:3168
-
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
204KB
MD5f1a20282365da77c07b29edb102967eb
SHA1a7b3c9ecd18440c85ddd95ef8ac8bbd598f99d06
SHA256a9adedbee4a9e816aaee6188eea5a0b5bf29195b38531b0b15ebbf30f6f27696
SHA51244db3d47a94813cc7e8140d110d285721605c0176f39c8c54ae1850d6623596cebeae6ea388ed6f131ca35acc221893508f4feb543c6389892a92c6d7f896ba3