Analysis
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max time kernel
163s -
max time network
171s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
03-10-2022 03:03
Static task
static1
Behavioral task
behavioral1
Sample
67cb2611bc705bf83b723f9228de414cc40f45d4d0c793ccdbd03d6bec4d1a29.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
67cb2611bc705bf83b723f9228de414cc40f45d4d0c793ccdbd03d6bec4d1a29.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
67cb2611bc705bf83b723f9228de414cc40f45d4d0c793ccdbd03d6bec4d1a29.exe
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Size
212KB
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MD5
47d725e3774e701ec60b50fd0e3247d0
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SHA1
153884d3dc0e5b900786b5064dcca9d5816d9efd
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SHA256
67cb2611bc705bf83b723f9228de414cc40f45d4d0c793ccdbd03d6bec4d1a29
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SHA512
3b5b850ac474af281aa4cb0c99406d37944379fbc81fb2780e1c5782928bac2bc04a2aaf6bdff97adff67b3552a41e916e835fb8e882cd3f24a13d64f9d9b238
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SSDEEP
3072:R9UB99PLzksJhGYiNAcXOqQnys80/p5GomjRMEQYbLlmuPU+BfPc1rPU35pJucy0:RqBjiOqQn580/JXEJpc1rPni
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" 67cb2611bc705bf83b723f9228de414cc40f45d4d0c793ccdbd03d6bec4d1a29.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" zrpaoz.exe -
Executes dropped EXE 1 IoCs
pid Process 4408 zrpaoz.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 67cb2611bc705bf83b723f9228de414cc40f45d4d0c793ccdbd03d6bec4d1a29.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /l" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /x" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /g" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /o" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /h" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /a" zrpaoz.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 67cb2611bc705bf83b723f9228de414cc40f45d4d0c793ccdbd03d6bec4d1a29.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /h" 67cb2611bc705bf83b723f9228de414cc40f45d4d0c793ccdbd03d6bec4d1a29.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /m" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /t" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /u" zrpaoz.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /c" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /s" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /e" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /w" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /b" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /n" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /k" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /z" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /j" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /p" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /q" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /v" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /d" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /f" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /y" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /r" zrpaoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zrpaoz = "C:\\Users\\Admin\\zrpaoz.exe /i" zrpaoz.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 5096 67cb2611bc705bf83b723f9228de414cc40f45d4d0c793ccdbd03d6bec4d1a29.exe 5096 67cb2611bc705bf83b723f9228de414cc40f45d4d0c793ccdbd03d6bec4d1a29.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe 4408 zrpaoz.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5096 67cb2611bc705bf83b723f9228de414cc40f45d4d0c793ccdbd03d6bec4d1a29.exe 4408 zrpaoz.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5096 wrote to memory of 4408 5096 67cb2611bc705bf83b723f9228de414cc40f45d4d0c793ccdbd03d6bec4d1a29.exe 83 PID 5096 wrote to memory of 4408 5096 67cb2611bc705bf83b723f9228de414cc40f45d4d0c793ccdbd03d6bec4d1a29.exe 83 PID 5096 wrote to memory of 4408 5096 67cb2611bc705bf83b723f9228de414cc40f45d4d0c793ccdbd03d6bec4d1a29.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\67cb2611bc705bf83b723f9228de414cc40f45d4d0c793ccdbd03d6bec4d1a29.exe"C:\Users\Admin\AppData\Local\Temp\67cb2611bc705bf83b723f9228de414cc40f45d4d0c793ccdbd03d6bec4d1a29.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:5096 -
C:\Users\Admin\zrpaoz.exe"C:\Users\Admin\zrpaoz.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:4408
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
212KB
MD5d322d55ad3a9f964ed2bee4fa1de3273
SHA1ef358d2a72539107de8a7b0e69dcb59add3a76c8
SHA25676a51a5fc2679e71a9f1cf7612a63ecc572806482452477d58336af05139a992
SHA512115499b68accad697232bffa0c4a50bd800f9b3fc38f0609d90ab65f54c74025719a46326fc74bf09654327a6ba16a73b90b05993022024bdd178efa6d3831da
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Filesize
212KB
MD5d322d55ad3a9f964ed2bee4fa1de3273
SHA1ef358d2a72539107de8a7b0e69dcb59add3a76c8
SHA25676a51a5fc2679e71a9f1cf7612a63ecc572806482452477d58336af05139a992
SHA512115499b68accad697232bffa0c4a50bd800f9b3fc38f0609d90ab65f54c74025719a46326fc74bf09654327a6ba16a73b90b05993022024bdd178efa6d3831da