Analysis
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max time kernel
150s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
21/07/2024, 19:56
Behavioral task
behavioral1
Sample
612f6d4d1f51ea5fbfa9eec548db2d50_JaffaCakes118.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
612f6d4d1f51ea5fbfa9eec548db2d50_JaffaCakes118.exe
Resource
win10v2004-20240709-en
General
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Target
612f6d4d1f51ea5fbfa9eec548db2d50_JaffaCakes118.exe
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Size
932KB
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MD5
612f6d4d1f51ea5fbfa9eec548db2d50
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SHA1
2f3659c7027079fbd8d1602ca16b0d28cccfd158
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SHA256
8634576db6feba8369961943a999d8e17e8fb39d501ff93749aae01e2afb1df6
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SHA512
82147f55dd4f96d1c5ceec062ec91f4918e7ef0e57d77a3bc6134c650a0296cbfa6beb43c90eec327bbf8a4e57de980b27570930bd50f395e83bb310cc0557d4
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SSDEEP
24576:1OrXTcBHCTg0DHBiZcEaRWnhEFKWtcv13ZMdy89JjHYJ4:0XT+f0zsZasiHOti88v24
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2800 defender.exe -
Loads dropped DLL 2 IoCs
pid Process 2708 612f6d4d1f51ea5fbfa9eec548db2d50_JaffaCakes118.exe 2708 612f6d4d1f51ea5fbfa9eec548db2d50_JaffaCakes118.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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resource yara_rule behavioral1/memory/2708-0-0x0000000000400000-0x00000000006EB000-memory.dmp upx behavioral1/files/0x0008000000016d46-10.dat upx behavioral1/memory/2800-19-0x0000000000400000-0x0000000000A28000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\Malware Protection = "C:\\ProgramData\\defender.exe" defender.exe -
Enumerates connected drives 3 TTPs 21 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\K: defender.exe File opened (read-only) \??\P: defender.exe File opened (read-only) \??\T: defender.exe File opened (read-only) \??\V: defender.exe File opened (read-only) \??\Z: defender.exe File opened (read-only) \??\I: defender.exe File opened (read-only) \??\J: defender.exe File opened (read-only) \??\M: defender.exe File opened (read-only) \??\O: defender.exe File opened (read-only) \??\S: defender.exe File opened (read-only) \??\H: defender.exe File opened (read-only) \??\L: defender.exe File opened (read-only) \??\Q: defender.exe File opened (read-only) \??\R: defender.exe File opened (read-only) \??\X: defender.exe File opened (read-only) \??\Y: defender.exe File opened (read-only) \??\E: defender.exe File opened (read-only) \??\G: defender.exe File opened (read-only) \??\N: defender.exe File opened (read-only) \??\U: defender.exe File opened (read-only) \??\W: defender.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 defender.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2708 612f6d4d1f51ea5fbfa9eec548db2d50_JaffaCakes118.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2708 612f6d4d1f51ea5fbfa9eec548db2d50_JaffaCakes118.exe -
Suspicious use of FindShellTrayWindow 9 IoCs
pid Process 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe -
Suspicious use of SendNotifyMessage 9 IoCs
pid Process 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe 2800 defender.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2800 defender.exe 2800 defender.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2708 wrote to memory of 2800 2708 612f6d4d1f51ea5fbfa9eec548db2d50_JaffaCakes118.exe 30 PID 2708 wrote to memory of 2800 2708 612f6d4d1f51ea5fbfa9eec548db2d50_JaffaCakes118.exe 30 PID 2708 wrote to memory of 2800 2708 612f6d4d1f51ea5fbfa9eec548db2d50_JaffaCakes118.exe 30 PID 2708 wrote to memory of 2800 2708 612f6d4d1f51ea5fbfa9eec548db2d50_JaffaCakes118.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\612f6d4d1f51ea5fbfa9eec548db2d50_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\612f6d4d1f51ea5fbfa9eec548db2d50_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2708 -
C:\ProgramData\defender.exeC:\ProgramData\defender.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:2800
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
851KB
MD5fb85ef872f04ea75fcaafb5a225336e8
SHA16d7db894f689eaa9b7452a43c0004f5cf3545375
SHA2563e68ad666d550d0dc3efaee761dc3bb895de9ef416735b0e1f86942ef16ab072
SHA512edc59c18256af31d98e21938da164bf5cbe8d99b19875c1801e5c47c3b049c666b33abcec2a94e4df02df47cf28dea1ed827836838479a7bafff778e961ec305