Analysis
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max time kernel
150s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
30-10-2022 18:01
Static task
static1
Behavioral task
behavioral1
Sample
1b1696d0f5c3034a0b326983e33d48e77e6e457c449183d36b3a3eba12d05052.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
1b1696d0f5c3034a0b326983e33d48e77e6e457c449183d36b3a3eba12d05052.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
1b1696d0f5c3034a0b326983e33d48e77e6e457c449183d36b3a3eba12d05052.exe
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Size
224KB
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MD5
82b329a564f850cc728a1d4225f2b99b
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SHA1
a003b1c907083a044e4a63bcfde70af05ad36cf3
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SHA256
1b1696d0f5c3034a0b326983e33d48e77e6e457c449183d36b3a3eba12d05052
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SHA512
9ab7927361f30eb17b040c082caa7a654e8dfab0bac2c4f03023009b43b7a45e86cae873a4ffe0e4263adf23ab61d66250cbe5095883a7a19873e71a529039cc
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SSDEEP
3072:5XyqNsMoBucpZVpl2mclbj4Uvx+8ysNOu+2eRcKksU61JkkX39RLrw4ySKUbax2W:YqN50p4LnbmlrZ3y
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-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 1b1696d0f5c3034a0b326983e33d48e77e6e457c449183d36b3a3eba12d05052.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" dkniw.exe -
Executes dropped EXE 1 IoCs
pid Process 3460 dkniw.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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation 1b1696d0f5c3034a0b326983e33d48e77e6e457c449183d36b3a3eba12d05052.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /i" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /e" dkniw.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 1b1696d0f5c3034a0b326983e33d48e77e6e457c449183d36b3a3eba12d05052.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /l" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /x" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /q" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /v" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /c" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /s" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /d" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /n" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /g" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /b" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /j" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /y" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /t" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /r" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /m" dkniw.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /u" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /z" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /p" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /w" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /o" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /a" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /h" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /f" dkniw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /y" 1b1696d0f5c3034a0b326983e33d48e77e6e457c449183d36b3a3eba12d05052.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dkniw = "C:\\Users\\Admin\\dkniw.exe /k" dkniw.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 4976 1b1696d0f5c3034a0b326983e33d48e77e6e457c449183d36b3a3eba12d05052.exe 4976 1b1696d0f5c3034a0b326983e33d48e77e6e457c449183d36b3a3eba12d05052.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe 3460 dkniw.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4976 1b1696d0f5c3034a0b326983e33d48e77e6e457c449183d36b3a3eba12d05052.exe 3460 dkniw.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4976 wrote to memory of 3460 4976 1b1696d0f5c3034a0b326983e33d48e77e6e457c449183d36b3a3eba12d05052.exe 84 PID 4976 wrote to memory of 3460 4976 1b1696d0f5c3034a0b326983e33d48e77e6e457c449183d36b3a3eba12d05052.exe 84 PID 4976 wrote to memory of 3460 4976 1b1696d0f5c3034a0b326983e33d48e77e6e457c449183d36b3a3eba12d05052.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\1b1696d0f5c3034a0b326983e33d48e77e6e457c449183d36b3a3eba12d05052.exe"C:\Users\Admin\AppData\Local\Temp\1b1696d0f5c3034a0b326983e33d48e77e6e457c449183d36b3a3eba12d05052.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4976 -
C:\Users\Admin\dkniw.exe"C:\Users\Admin\dkniw.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:3460
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
224KB
MD565388f18510eb69328e32e9caa5b32b0
SHA1fcef6cf261ca91f93196a37dbc31d62b5cb2be49
SHA2569e4584ef3ea3f680514a52c3059e990cb8d946fe019e09de38b8d1e1fca2b0dc
SHA512732acaa8d811c54a1694968bbb8b0d88c4f844ddfedd5547d3858ae680d23164a61b44b9130ffe209e165af3acd175bc6cddf38c0b43352d3538034e744a16fb
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Filesize
224KB
MD565388f18510eb69328e32e9caa5b32b0
SHA1fcef6cf261ca91f93196a37dbc31d62b5cb2be49
SHA2569e4584ef3ea3f680514a52c3059e990cb8d946fe019e09de38b8d1e1fca2b0dc
SHA512732acaa8d811c54a1694968bbb8b0d88c4f844ddfedd5547d3858ae680d23164a61b44b9130ffe209e165af3acd175bc6cddf38c0b43352d3538034e744a16fb