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Analysis
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max time kernel
154s -
max time network
76s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
24/11/2022, 00:11
Static task
static1
Behavioral task
behavioral1
Sample
505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe
Resource
win7-20220812-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe
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Size
100KB
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MD5
2622ccb71369d576c596ee6b63486f26
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SHA1
37ee829acd4bf5c9097962c4d1d44c7242a4e791
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SHA256
505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23
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SHA512
b1286e04193460b63cf8a11085eb8287960ad8a69dfcfc6d26122637181a8d8d249fab4b6ed041f0738185c178fd015b53e380f083e138b4194047e8908f8ff9
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SSDEEP
1536:fGXuK8F4QbkId9DLgxr/iox2/586lBI57Q8sXZ922E0ujnfb5TWYll+sJo:dKgnfI/iz/5jlByUXP22Exnfwolvo
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-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" piiac.exe -
Executes dropped EXE 2 IoCs
pid Process 1596 piiac.exe 1796 piiac.exe -
Loads dropped DLL 2 IoCs
pid Process 1964 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe 1964 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /k" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /w" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /s" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /v" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /a" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /r" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /n" piiac.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /p" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /c" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /h" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /t" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /m" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /z" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /i" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /g" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /u" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /x" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /e" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /b" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /d" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /k" 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\ piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /j" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /o" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /y" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /q" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /l" piiac.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piiac = "C:\\Users\\Admin\\piiac.exe /f" piiac.exe -
Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum piiac.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 piiac.exe -
Drops autorun.inf file 1 TTPs 1 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\Users\Admin\c\autorun.inf piiac.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2044 set thread context of 1964 2044 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe 26 PID 1596 set thread context of 1796 1596 piiac.exe 28 -
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 1964 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe 1796 piiac.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2044 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe 1964 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe 1596 piiac.exe 1796 piiac.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 2044 wrote to memory of 1964 2044 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe 26 PID 2044 wrote to memory of 1964 2044 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe 26 PID 2044 wrote to memory of 1964 2044 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe 26 PID 2044 wrote to memory of 1964 2044 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe 26 PID 2044 wrote to memory of 1964 2044 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe 26 PID 2044 wrote to memory of 1964 2044 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe 26 PID 2044 wrote to memory of 1964 2044 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe 26 PID 2044 wrote to memory of 1964 2044 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe 26 PID 2044 wrote to memory of 1964 2044 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe 26 PID 2044 wrote to memory of 1964 2044 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe 26 PID 1964 wrote to memory of 1596 1964 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe 27 PID 1964 wrote to memory of 1596 1964 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe 27 PID 1964 wrote to memory of 1596 1964 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe 27 PID 1964 wrote to memory of 1596 1964 505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe 27 PID 1596 wrote to memory of 1796 1596 piiac.exe 28 PID 1596 wrote to memory of 1796 1596 piiac.exe 28 PID 1596 wrote to memory of 1796 1596 piiac.exe 28 PID 1596 wrote to memory of 1796 1596 piiac.exe 28 PID 1596 wrote to memory of 1796 1596 piiac.exe 28 PID 1596 wrote to memory of 1796 1596 piiac.exe 28 PID 1596 wrote to memory of 1796 1596 piiac.exe 28 PID 1596 wrote to memory of 1796 1596 piiac.exe 28 PID 1596 wrote to memory of 1796 1596 piiac.exe 28 PID 1596 wrote to memory of 1796 1596 piiac.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe"C:\Users\Admin\AppData\Local\Temp\505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Users\Admin\AppData\Local\Temp\505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23.exe712⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1964 -
C:\Users\Admin\piiac.exe"C:\Users\Admin\piiac.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1596 -
C:\Users\Admin\piiac.exe714⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Maps connected drives based on registry
- Drops autorun.inf file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1796
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
100KB
MD52622ccb71369d576c596ee6b63486f26
SHA137ee829acd4bf5c9097962c4d1d44c7242a4e791
SHA256505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23
SHA512b1286e04193460b63cf8a11085eb8287960ad8a69dfcfc6d26122637181a8d8d249fab4b6ed041f0738185c178fd015b53e380f083e138b4194047e8908f8ff9
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Filesize
100KB
MD52622ccb71369d576c596ee6b63486f26
SHA137ee829acd4bf5c9097962c4d1d44c7242a4e791
SHA256505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23
SHA512b1286e04193460b63cf8a11085eb8287960ad8a69dfcfc6d26122637181a8d8d249fab4b6ed041f0738185c178fd015b53e380f083e138b4194047e8908f8ff9
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Filesize
100KB
MD52622ccb71369d576c596ee6b63486f26
SHA137ee829acd4bf5c9097962c4d1d44c7242a4e791
SHA256505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23
SHA512b1286e04193460b63cf8a11085eb8287960ad8a69dfcfc6d26122637181a8d8d249fab4b6ed041f0738185c178fd015b53e380f083e138b4194047e8908f8ff9
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Filesize
100KB
MD52622ccb71369d576c596ee6b63486f26
SHA137ee829acd4bf5c9097962c4d1d44c7242a4e791
SHA256505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23
SHA512b1286e04193460b63cf8a11085eb8287960ad8a69dfcfc6d26122637181a8d8d249fab4b6ed041f0738185c178fd015b53e380f083e138b4194047e8908f8ff9
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Filesize
100KB
MD52622ccb71369d576c596ee6b63486f26
SHA137ee829acd4bf5c9097962c4d1d44c7242a4e791
SHA256505762ca6aea854746866b01f75d1c345fe2a6b0af3c198be1b8a6b4c34f3b23
SHA512b1286e04193460b63cf8a11085eb8287960ad8a69dfcfc6d26122637181a8d8d249fab4b6ed041f0738185c178fd015b53e380f083e138b4194047e8908f8ff9