Analysis
-
max time kernel
149s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
05/10/2024, 07:22
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
16b586927c95490930046d9a3e2e05a3_JaffaCakes118.exe
Resource
win7-20240903-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
16b586927c95490930046d9a3e2e05a3_JaffaCakes118.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
9 signatures
150 seconds
General
-
Target
16b586927c95490930046d9a3e2e05a3_JaffaCakes118.exe
-
Size
100KB
-
MD5
16b586927c95490930046d9a3e2e05a3
-
SHA1
c17fbfe4be81dedb0c8435e017f660d3d539577b
-
SHA256
9aaf550bbe5322b1cd158ab86ca6d2ef726811b9b6e692b5de89a01a0fba9950
-
SHA512
1fe8a645688268e9f059705d07666a05f6535c65d460b2ccbb829a92c47717312c6d673fa58ace8f681e9269c25b23a46ff1fd038b3883e23b511a646e2f3d80
-
SSDEEP
1536:jJHi0gNrp4BNRXAEwqScgDz0Bg2PDXJRde/SwvFMYVwC+QaMaS+XjLlm:ZS4zDfDXJVI+fS+3s
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-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 16b586927c95490930046d9a3e2e05a3_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" yaihue.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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation 16b586927c95490930046d9a3e2e05a3_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 1296 yaihue.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /b" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /o" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /v" 16b586927c95490930046d9a3e2e05a3_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /p" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /r" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /u" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /q" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /e" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /a" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /c" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /d" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /m" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /s" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /v" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /x" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /k" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /t" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /h" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /j" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /z" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /i" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /l" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /n" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /y" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /w" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /g" yaihue.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yaihue = "C:\\Users\\Admin\\yaihue.exe /f" yaihue.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 16b586927c95490930046d9a3e2e05a3_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language yaihue.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4032 16b586927c95490930046d9a3e2e05a3_JaffaCakes118.exe 4032 16b586927c95490930046d9a3e2e05a3_JaffaCakes118.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe 1296 yaihue.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4032 16b586927c95490930046d9a3e2e05a3_JaffaCakes118.exe 1296 yaihue.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4032 wrote to memory of 1296 4032 16b586927c95490930046d9a3e2e05a3_JaffaCakes118.exe 81 PID 4032 wrote to memory of 1296 4032 16b586927c95490930046d9a3e2e05a3_JaffaCakes118.exe 81 PID 4032 wrote to memory of 1296 4032 16b586927c95490930046d9a3e2e05a3_JaffaCakes118.exe 81
Processes
-
C:\Users\Admin\AppData\Local\Temp\16b586927c95490930046d9a3e2e05a3_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\16b586927c95490930046d9a3e2e05a3_JaffaCakes118.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:4032 -
C:\Users\Admin\yaihue.exe"C:\Users\Admin\yaihue.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:1296
-
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
100KB
MD5717ed7d7a7fca8d11548d3dfc2c574f1
SHA144a89506f84c2b0ce63801af8182e00af711c0bc
SHA2564cd54d132a03e2acc25df75149d87600d13d8c05f8288a16ea528b27506624f6
SHA51230979411f5f463892a4ef91262aaa368599e3feb93c43d6e9b50d86bceb2f68ced07139e97a69bb0b94db1ed25ba1004028fa1279b3666841ef35c2fd7cbc256