Analysis
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max time kernel
149s -
max time network
144s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
21-08-2024 13:21
Static task
static1
Behavioral task
behavioral1
Sample
b39e033622a4064150079af0f0a2f6e7_JaffaCakes118.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
b39e033622a4064150079af0f0a2f6e7_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
b39e033622a4064150079af0f0a2f6e7_JaffaCakes118.exe
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Size
200KB
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MD5
b39e033622a4064150079af0f0a2f6e7
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SHA1
d78e5abb26570595992e9e947a600ad4f57c8fa1
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SHA256
419846e9b68e55915ca25b8a6b95a20b39aaf67b4788c357a96f534903a1b7e3
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SHA512
0a19fca436159e59e25aa36811f57294ee1a4ca090ac7ab63619798c9d556e1f398cd83b2c43979be4e6044d69213c94808da3a9d049cffc0ee5c90223b64d8f
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SSDEEP
3072:kCtTo/0Yxq0tQ9nLHbB9WPliBs2HWWEakGJm9uq+:kCwo4QxL7B9WPli+yWWEazNj
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-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" b39e033622a4064150079af0f0a2f6e7_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" kbyooy.exe -
Executes dropped EXE 1 IoCs
pid Process 2676 kbyooy.exe -
Loads dropped DLL 2 IoCs
pid Process 3068 b39e033622a4064150079af0f0a2f6e7_JaffaCakes118.exe 3068 b39e033622a4064150079af0f0a2f6e7_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /u" b39e033622a4064150079af0f0a2f6e7_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /h" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /g" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /s" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /k" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /p" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /t" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /e" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /m" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /r" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /y" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /d" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /l" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /q" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /x" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /c" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /a" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /v" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /w" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /u" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /i" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /o" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /j" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /f" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /b" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /n" kbyooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\kbyooy = "C:\\Users\\Admin\\kbyooy.exe /z" kbyooy.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 b39e033622a4064150079af0f0a2f6e7_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language kbyooy.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3068 b39e033622a4064150079af0f0a2f6e7_JaffaCakes118.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe 2676 kbyooy.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3068 b39e033622a4064150079af0f0a2f6e7_JaffaCakes118.exe 2676 kbyooy.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3068 wrote to memory of 2676 3068 b39e033622a4064150079af0f0a2f6e7_JaffaCakes118.exe 30 PID 3068 wrote to memory of 2676 3068 b39e033622a4064150079af0f0a2f6e7_JaffaCakes118.exe 30 PID 3068 wrote to memory of 2676 3068 b39e033622a4064150079af0f0a2f6e7_JaffaCakes118.exe 30 PID 3068 wrote to memory of 2676 3068 b39e033622a4064150079af0f0a2f6e7_JaffaCakes118.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\b39e033622a4064150079af0f0a2f6e7_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\b39e033622a4064150079af0f0a2f6e7_JaffaCakes118.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3068 -
C:\Users\Admin\kbyooy.exe"C:\Users\Admin\kbyooy.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:2676
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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
Loading Replay Monitor...
Downloads
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Filesize
200KB
MD50803d7bde1fa1c7b47942a9d681ae26e
SHA131ae9e257e6eedd1c13b4e3240b4331e031d21a5
SHA2561875562748c71b5e3d9cbbde58fab8a6e8aae9f1027ce0647e65c560ed18ee38
SHA5125cef0463b231efb103798fbe2343f232b3948a45facd35fb442ce7878d9a43b106da082676ac95589ebc7e8d46bb1ef0128c08b725b39c41af7f71dbd571f84e