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Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
27/07/2024, 10:01
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
77c4abb07290abb02534c2722d489daa_JaffaCakes118.exe
Resource
win7-20240705-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
77c4abb07290abb02534c2722d489daa_JaffaCakes118.exe
Resource
win10v2004-20240709-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
77c4abb07290abb02534c2722d489daa_JaffaCakes118.exe
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Size
240KB
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MD5
77c4abb07290abb02534c2722d489daa
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SHA1
b88af4cfcb3b481afb7c5d4dc4e4247bb07cea88
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SHA256
08e307d12541463c4d04739afc0c63ecc78b840ce11c90cb3bf29911d09a815f
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SHA512
fd172ad628dcc348ab96bcd7a490b9da3ab9249b79376e8cf13e06b2277e72202f9bf2ea5432c0927f91bd56f6cd678a15b4c725697f77cd2d0053fddc164922
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SSDEEP
3072:GOjzVvHjQdrgUDdCGAX31X7tlcxEHglJsd1/Ab32yZlOsQqO1j99M3:NcdlcX31X7tlMGFTy6sQv
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 77c4abb07290abb02534c2722d489daa_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" boijeur.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-1-5-21-701583114-2636601053-947405450-1000\Control Panel\International\Geo\Nation 77c4abb07290abb02534c2722d489daa_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 1524 boijeur.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /a" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /b" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /l" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /z" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /m" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /p" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /o" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /g" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /i" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /n" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /y" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /e" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /x" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /h" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /v" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /d" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /s" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /k" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /s" 77c4abb07290abb02534c2722d489daa_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /c" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /w" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /f" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /t" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /r" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /j" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /u" boijeur.exe Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boijeur = "C:\\Users\\Admin\\boijeur.exe /q" boijeur.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 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 77c4abb07290abb02534c2722d489daa_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language boijeur.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4908 77c4abb07290abb02534c2722d489daa_JaffaCakes118.exe 4908 77c4abb07290abb02534c2722d489daa_JaffaCakes118.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe 1524 boijeur.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4908 77c4abb07290abb02534c2722d489daa_JaffaCakes118.exe 1524 boijeur.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4908 wrote to memory of 1524 4908 77c4abb07290abb02534c2722d489daa_JaffaCakes118.exe 87 PID 4908 wrote to memory of 1524 4908 77c4abb07290abb02534c2722d489daa_JaffaCakes118.exe 87 PID 4908 wrote to memory of 1524 4908 77c4abb07290abb02534c2722d489daa_JaffaCakes118.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\77c4abb07290abb02534c2722d489daa_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\77c4abb07290abb02534c2722d489daa_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:4908 -
C:\Users\Admin\boijeur.exe"C:\Users\Admin\boijeur.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:1524
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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
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Downloads
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Filesize
240KB
MD54b1fdede9deb8e46807466f99b5c6823
SHA19ea3271a03040eddb30da1787459df32dcece6d4
SHA256a90c80edfc3c78424ba95a4dc95a97309e29f62689e52dc3c7007b779a6a67cc
SHA512f673b05c688cdb11a1d8ba5536f4878c9f5d93687e2a65e5fe2dcb7e632e82e33587f20ac1c0bfc4a40868a5cebe4976f05a39429087c8665a8dc7ca09ba8291