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Analysis
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max time kernel
151s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
07/12/2022, 02:48
Static task
static1
Behavioral task
behavioral1
Sample
28195eea465777d5c6346d4f04e2f19dbce7ba99c7582df0e6f9818857f728a3.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
28195eea465777d5c6346d4f04e2f19dbce7ba99c7582df0e6f9818857f728a3.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
28195eea465777d5c6346d4f04e2f19dbce7ba99c7582df0e6f9818857f728a3.exe
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Size
296KB
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MD5
2a8f110a8efc574099c7e77d6884d33a
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SHA1
dfeac335b0acfecdab7d169c3e32824d6fcab4b3
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SHA256
28195eea465777d5c6346d4f04e2f19dbce7ba99c7582df0e6f9818857f728a3
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SHA512
c3bf4e42be93168168a792c201f2a25e2007e17fec3d8fe7dd37bbc2dc374173ef8d1bfefe548156bbf840ab4f6ba8262726361d7dd0ed86c67b5eb1b7dcedd0
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SSDEEP
6144:sOyaKkrONaJ2BHzDtU7b5dU14Uf797SNIbVRGAw2+8e9KZPY88Nb:s/QrO2CzqX5dS7cuDGH2+8xm88F
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-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" nawub.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 28195eea465777d5c6346d4f04e2f19dbce7ba99c7582df0e6f9818857f728a3.exe -
Executes dropped EXE 1 IoCs
pid Process 4548 nawub.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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation 28195eea465777d5c6346d4f04e2f19dbce7ba99c7582df0e6f9818857f728a3.exe -
Adds Run key to start application 2 TTPs 53 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /L" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /g" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /l" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /a" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /M" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /k" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /q" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /h" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /C" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /O" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /j" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /o" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /d" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /D" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /A" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /y" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /m" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /z" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /p" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /J" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /I" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /c" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /r" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /V" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /B" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /K" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /p" 28195eea465777d5c6346d4f04e2f19dbce7ba99c7582df0e6f9818857f728a3.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /G" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /b" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /E" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /R" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /U" nawub.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 28195eea465777d5c6346d4f04e2f19dbce7ba99c7582df0e6f9818857f728a3.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /f" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /w" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /e" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /X" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /P" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /t" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /N" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /T" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /v" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /u" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /F" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /n" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /W" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /H" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /x" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /s" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /i" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /Z" nawub.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nawub = "C:\\Users\\Admin\\nawub.exe /S" nawub.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 4344 28195eea465777d5c6346d4f04e2f19dbce7ba99c7582df0e6f9818857f728a3.exe 4344 28195eea465777d5c6346d4f04e2f19dbce7ba99c7582df0e6f9818857f728a3.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe 4548 nawub.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4344 28195eea465777d5c6346d4f04e2f19dbce7ba99c7582df0e6f9818857f728a3.exe 4548 nawub.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4344 wrote to memory of 4548 4344 28195eea465777d5c6346d4f04e2f19dbce7ba99c7582df0e6f9818857f728a3.exe 82 PID 4344 wrote to memory of 4548 4344 28195eea465777d5c6346d4f04e2f19dbce7ba99c7582df0e6f9818857f728a3.exe 82 PID 4344 wrote to memory of 4548 4344 28195eea465777d5c6346d4f04e2f19dbce7ba99c7582df0e6f9818857f728a3.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\28195eea465777d5c6346d4f04e2f19dbce7ba99c7582df0e6f9818857f728a3.exe"C:\Users\Admin\AppData\Local\Temp\28195eea465777d5c6346d4f04e2f19dbce7ba99c7582df0e6f9818857f728a3.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:4344 -
C:\Users\Admin\nawub.exe"C:\Users\Admin\nawub.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:4548
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
296KB
MD5595d2031e831f61e1f415b704880952f
SHA10420febdb9b3a45df6ca8e711d0b9ab84fd3bd82
SHA256b174166a119686cd711eff45a6cc684bb9c8538a508cb60adab0cbfe514aa261
SHA512b86bcee1285384817a704b45605a076f60f71a1bcafacbbf3543aaa4fd6672114c3db611445b43c2791e87e50c7e818027d1760ffe60d771ac820d64992766cf
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Filesize
296KB
MD5595d2031e831f61e1f415b704880952f
SHA10420febdb9b3a45df6ca8e711d0b9ab84fd3bd82
SHA256b174166a119686cd711eff45a6cc684bb9c8538a508cb60adab0cbfe514aa261
SHA512b86bcee1285384817a704b45605a076f60f71a1bcafacbbf3543aaa4fd6672114c3db611445b43c2791e87e50c7e818027d1760ffe60d771ac820d64992766cf