Analysis
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max time kernel
140s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
17-12-2024 22:23
Static task
static1
Behavioral task
behavioral1
Sample
f9140f5bd06392c3feeeb96f491ecd9f_JaffaCakes118.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
f9140f5bd06392c3feeeb96f491ecd9f_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
f9140f5bd06392c3feeeb96f491ecd9f_JaffaCakes118.exe
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Size
58KB
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MD5
f9140f5bd06392c3feeeb96f491ecd9f
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SHA1
e628cee7fb53146088b9325d06290f2f8662cc00
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SHA256
fac23eba44586364ab774b2816133992fbedc5561813a95490d0d5e6be529528
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SHA512
2b5d4e61fa2f85c3d5bc2e7bb558068ca1cfd282b54230c022c7d8114560df4956b4af60685b6060c4b8e15c1dfa5b04927f73c6e3913ef860d76844e4e0bb2a
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SSDEEP
1536:iZioIoCwbYP4nuEApQK4TQbtY2gA9DX+ytBO8c3G3eTJ/8:iEoIlwIguEA4c5DgA9DOyq0eFk
Malware Config
Signatures
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Sakula family
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Sakula payload 4 IoCs
resource yara_rule behavioral2/memory/4844-6-0x0000000000400000-0x000000000041A000-memory.dmp family_sakula behavioral2/memory/3168-8-0x0000000000400000-0x000000000041A000-memory.dmp family_sakula behavioral2/memory/4844-13-0x0000000000400000-0x000000000041A000-memory.dmp family_sakula behavioral2/memory/3168-18-0x0000000000400000-0x000000000041A000-memory.dmp 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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation f9140f5bd06392c3feeeb96f491ecd9f_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 3168 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" f9140f5bd06392c3feeeb96f491ecd9f_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f9140f5bd06392c3feeeb96f491ecd9f_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MediaCenter.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 3820 cmd.exe 2912 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2912 PING.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4844 f9140f5bd06392c3feeeb96f491ecd9f_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4844 wrote to memory of 3168 4844 f9140f5bd06392c3feeeb96f491ecd9f_JaffaCakes118.exe 82 PID 4844 wrote to memory of 3168 4844 f9140f5bd06392c3feeeb96f491ecd9f_JaffaCakes118.exe 82 PID 4844 wrote to memory of 3168 4844 f9140f5bd06392c3feeeb96f491ecd9f_JaffaCakes118.exe 82 PID 4844 wrote to memory of 3820 4844 f9140f5bd06392c3feeeb96f491ecd9f_JaffaCakes118.exe 91 PID 4844 wrote to memory of 3820 4844 f9140f5bd06392c3feeeb96f491ecd9f_JaffaCakes118.exe 91 PID 4844 wrote to memory of 3820 4844 f9140f5bd06392c3feeeb96f491ecd9f_JaffaCakes118.exe 91 PID 3820 wrote to memory of 2912 3820 cmd.exe 93 PID 3820 wrote to memory of 2912 3820 cmd.exe 93 PID 3820 wrote to memory of 2912 3820 cmd.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\f9140f5bd06392c3feeeb96f491ecd9f_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f9140f5bd06392c3feeeb96f491ecd9f_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:4844 -
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:3168
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\f9140f5bd06392c3feeeb96f491ecd9f_JaffaCakes118.exe"2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:3820 -
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:2912
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
58KB
MD59f1c16b964b931e619aaefd4bfab730e
SHA1831b932cafe188838267265759a7c93a6664e027
SHA2569b7cf1fa1fbe4e70b9143688d1920a8906a9ab03c30e16503181ec4b51c97c38
SHA512955fd4297064b7647b35f458106307b40e8d0853f1bfae0a7f41356f7eda5641dfbdbf47251daebd47338ebf1f1a40a129d362fae523940bf50000ec56622c55