Analysis
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max time kernel
151s -
max time network
89s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
24/11/2022, 00:08
Static task
static1
Behavioral task
behavioral1
Sample
272e4215237515acfeb3d6a818660b97e46b85a90fbb8f0404dc4d44e6cda925.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
272e4215237515acfeb3d6a818660b97e46b85a90fbb8f0404dc4d44e6cda925.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
272e4215237515acfeb3d6a818660b97e46b85a90fbb8f0404dc4d44e6cda925.exe
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Size
224KB
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MD5
276ea683aea51e676f728ab681972cfe
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SHA1
3482a245e220bf80453897ffb9ce36eb77df9272
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SHA256
272e4215237515acfeb3d6a818660b97e46b85a90fbb8f0404dc4d44e6cda925
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SHA512
aa318d01d800f77893471365cb9a9d5f5998dde91583a0b4d9c5fb0b586756170a6167cc5e6db8eca4a5534b20a96943d296378af67fd7e46c8f5948afb984f9
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SSDEEP
1536:z7r/YQsVV5awoIZsh0CF+sKE0C1rZL4H0c2BHtg1/J+iZAb+g9WCyiHC/XRG1iFg:jAQa5MOFCsv/CL0jJMNWCyiHC31psL
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-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 272e4215237515acfeb3d6a818660b97e46b85a90fbb8f0404dc4d44e6cda925.exe Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" kdxaoc.exe -
Executes dropped EXE 1 IoCs
pid Process 560 kdxaoc.exe -
Loads dropped DLL 2 IoCs
pid Process 1716 272e4215237515acfeb3d6a818660b97e46b85a90fbb8f0404dc4d44e6cda925.exe 1716 272e4215237515acfeb3d6a818660b97e46b85a90fbb8f0404dc4d44e6cda925.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /d" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /n" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /t" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /e" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /r" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /z" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /g" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /p" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /h" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /a" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /y" 272e4215237515acfeb3d6a818660b97e46b85a90fbb8f0404dc4d44e6cda925.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /w" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /y" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /b" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /s" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /x" kdxaoc.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 272e4215237515acfeb3d6a818660b97e46b85a90fbb8f0404dc4d44e6cda925.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /k" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /v" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /f" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /c" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /u" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /o" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /j" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /m" kdxaoc.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\ kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /q" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /i" kdxaoc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kdxaoc = "C:\\Users\\Admin\\kdxaoc.exe /l" kdxaoc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1716 272e4215237515acfeb3d6a818660b97e46b85a90fbb8f0404dc4d44e6cda925.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe 560 kdxaoc.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1716 272e4215237515acfeb3d6a818660b97e46b85a90fbb8f0404dc4d44e6cda925.exe 1716 272e4215237515acfeb3d6a818660b97e46b85a90fbb8f0404dc4d44e6cda925.exe 560 kdxaoc.exe 560 kdxaoc.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1716 wrote to memory of 560 1716 272e4215237515acfeb3d6a818660b97e46b85a90fbb8f0404dc4d44e6cda925.exe 28 PID 1716 wrote to memory of 560 1716 272e4215237515acfeb3d6a818660b97e46b85a90fbb8f0404dc4d44e6cda925.exe 28 PID 1716 wrote to memory of 560 1716 272e4215237515acfeb3d6a818660b97e46b85a90fbb8f0404dc4d44e6cda925.exe 28 PID 1716 wrote to memory of 560 1716 272e4215237515acfeb3d6a818660b97e46b85a90fbb8f0404dc4d44e6cda925.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\272e4215237515acfeb3d6a818660b97e46b85a90fbb8f0404dc4d44e6cda925.exe"C:\Users\Admin\AppData\Local\Temp\272e4215237515acfeb3d6a818660b97e46b85a90fbb8f0404dc4d44e6cda925.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1716 -
C:\Users\Admin\kdxaoc.exe"C:\Users\Admin\kdxaoc.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:560
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
224KB
MD573bb0398c20e9338f17a2e873d9684c4
SHA14a88d59c2a45f88e205b4133e0c0c4ea753ce784
SHA256b89045da9a57cae650bd02f7e9ea98ceb25c6dec855a66051cc6f82b2c4e1c94
SHA5121e266381d2030c11ef9d920b1db8a8b861aaf4dd5db61c4989a9db818bf5e1806a408614a253566f075c96e78119f8fbe9b68050f509be9cab9df4aa2fe15314
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Filesize
224KB
MD573bb0398c20e9338f17a2e873d9684c4
SHA14a88d59c2a45f88e205b4133e0c0c4ea753ce784
SHA256b89045da9a57cae650bd02f7e9ea98ceb25c6dec855a66051cc6f82b2c4e1c94
SHA5121e266381d2030c11ef9d920b1db8a8b861aaf4dd5db61c4989a9db818bf5e1806a408614a253566f075c96e78119f8fbe9b68050f509be9cab9df4aa2fe15314
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Filesize
224KB
MD573bb0398c20e9338f17a2e873d9684c4
SHA14a88d59c2a45f88e205b4133e0c0c4ea753ce784
SHA256b89045da9a57cae650bd02f7e9ea98ceb25c6dec855a66051cc6f82b2c4e1c94
SHA5121e266381d2030c11ef9d920b1db8a8b861aaf4dd5db61c4989a9db818bf5e1806a408614a253566f075c96e78119f8fbe9b68050f509be9cab9df4aa2fe15314
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Filesize
224KB
MD573bb0398c20e9338f17a2e873d9684c4
SHA14a88d59c2a45f88e205b4133e0c0c4ea753ce784
SHA256b89045da9a57cae650bd02f7e9ea98ceb25c6dec855a66051cc6f82b2c4e1c94
SHA5121e266381d2030c11ef9d920b1db8a8b861aaf4dd5db61c4989a9db818bf5e1806a408614a253566f075c96e78119f8fbe9b68050f509be9cab9df4aa2fe15314