Analysis
-
max time kernel
150s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
15/10/2024, 22:01
Behavioral task
behavioral1
Sample
4a36db597e851f794634226fc98852f8_JaffaCakes118.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
4a36db597e851f794634226fc98852f8_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
-
Target
4a36db597e851f794634226fc98852f8_JaffaCakes118.exe
-
Size
4.5MB
-
MD5
4a36db597e851f794634226fc98852f8
-
SHA1
dd7b9f7f12e7f522845fedd12da1a27b997df1eb
-
SHA256
2f7aac2dccff2dbe2985a739d8c8b14fd5a0283a841257c26d30266b6077466e
-
SHA512
7137c832c1fa4aeff6b56ef7ec93e06b6e74ffd40c276edd03c313a8a7b4adc5074d0d9744b91205e73e18225c777541f5b20770f63f6e45fa531b4d1ad29f50
-
SSDEEP
24576:0+9mrnE2Zjll/6b8h3UZrgEu8CkBW+M3nXvIMfhlG144EE/f5DBMYn:0Y2ZjlkWEZw8Jk+EXvIMfP4FRaYn
Malware Config
Signatures
-
Sakula payload 1 IoCs
resource yara_rule behavioral2/files/0x0008000000023c97-2.dat family_sakula -
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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation 4a36db597e851f794634226fc98852f8_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 3928 MediaCenter.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\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 4a36db597e851f794634226fc98852f8_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 4 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 4a36db597e851f794634226fc98852f8_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MediaCenter.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2528 cmd.exe 1752 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1752 PING.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4840 4a36db597e851f794634226fc98852f8_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4840 wrote to memory of 3928 4840 4a36db597e851f794634226fc98852f8_JaffaCakes118.exe 84 PID 4840 wrote to memory of 3928 4840 4a36db597e851f794634226fc98852f8_JaffaCakes118.exe 84 PID 4840 wrote to memory of 3928 4840 4a36db597e851f794634226fc98852f8_JaffaCakes118.exe 84 PID 4840 wrote to memory of 2528 4840 4a36db597e851f794634226fc98852f8_JaffaCakes118.exe 101 PID 4840 wrote to memory of 2528 4840 4a36db597e851f794634226fc98852f8_JaffaCakes118.exe 101 PID 4840 wrote to memory of 2528 4840 4a36db597e851f794634226fc98852f8_JaffaCakes118.exe 101 PID 2528 wrote to memory of 1752 2528 cmd.exe 103 PID 2528 wrote to memory of 1752 2528 cmd.exe 103 PID 2528 wrote to memory of 1752 2528 cmd.exe 103
Processes
-
C:\Users\Admin\AppData\Local\Temp\4a36db597e851f794634226fc98852f8_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\4a36db597e851f794634226fc98852f8_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4840 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3928
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\4a36db597e851f794634226fc98852f8_JaffaCakes118.exe"2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2528 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:1752
-
-
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
4.5MB
MD5301ba198fe9a91c4558e14ca51bd95fd
SHA1ca76dc625d523678d7d7f60cc3006979e9878943
SHA256b292c8cd7ebd3aa43bfd8f71f22d7e7ad73f957bee933bb88fc0e62e37766eb8
SHA512cf1ff854690f02592ce0aa71c3b94de5142007cbbf8d4c55cf3153bf7648d57f04e71d55349ae82a9ae68dc97ac410be474d8448268687cf470c33772d9c9468