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Analysis
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max time kernel
144s -
max time network
42s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
29/11/2022, 03:20
Static task
static1
Behavioral task
behavioral1
Sample
17e07e8f596dfc3010ba44fc95612345969d45d5670a634a06c4e4d02f46f1fb.exe
Resource
win7-20220812-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
17e07e8f596dfc3010ba44fc95612345969d45d5670a634a06c4e4d02f46f1fb.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
17e07e8f596dfc3010ba44fc95612345969d45d5670a634a06c4e4d02f46f1fb.exe
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Size
256KB
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MD5
117f8f1369374f6269cedf1a56fa9ea7
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SHA1
43250be822934748e6718f282c9de6fd4bd82464
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SHA256
17e07e8f596dfc3010ba44fc95612345969d45d5670a634a06c4e4d02f46f1fb
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SHA512
f7cfdd9e006a271b2de95be8829e40f11587be95b2be911250bd31c01b151e2142666dc9d9fabf8cb260601415a4d626800b8dadd120b62d8ebaa2d32d1b0a14
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SSDEEP
6144:YLEBRa0wxtGUjk+UHAS3+qipkWqWHa2xUsKjVx5LK6HX36X6xv76gcBRSUznDy:YLEc0wTGUjk//3+qEkWqWHa2xUsKjVxV
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" 17e07e8f596dfc3010ba44fc95612345969d45d5670a634a06c4e4d02f46f1fb.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" piooso.exe -
Executes dropped EXE 1 IoCs
pid Process 1172 piooso.exe -
Loads dropped DLL 2 IoCs
pid Process 1960 17e07e8f596dfc3010ba44fc95612345969d45d5670a634a06c4e4d02f46f1fb.exe 1960 17e07e8f596dfc3010ba44fc95612345969d45d5670a634a06c4e4d02f46f1fb.exe -
Adds Run key to start application 2 TTPs 58 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /c" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /v" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /w" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /s" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /m" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /t" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /w" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /k" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /y" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /o" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /h" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /t" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /f" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /n" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /g" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /x" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /p" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /b" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /f" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /i" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /h" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /d" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /s" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /j" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /r" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /a" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /q" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /y" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /k" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /x" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /b" 17e07e8f596dfc3010ba44fc95612345969d45d5670a634a06c4e4d02f46f1fb.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /z" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /p" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /j" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /u" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /g" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /a" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /i" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /b" 17e07e8f596dfc3010ba44fc95612345969d45d5670a634a06c4e4d02f46f1fb.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /u" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /r" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /n" piooso.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 17e07e8f596dfc3010ba44fc95612345969d45d5670a634a06c4e4d02f46f1fb.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /l" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /d" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /e" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /e" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /c" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /l" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /v" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /o" piooso.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /q" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /m" piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /z" piooso.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ 17e07e8f596dfc3010ba44fc95612345969d45d5670a634a06c4e4d02f46f1fb.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\ piooso.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ piooso.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piooso = "C:\\Users\\Admin\\piooso.exe /b" piooso.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 1960 17e07e8f596dfc3010ba44fc95612345969d45d5670a634a06c4e4d02f46f1fb.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe 1172 piooso.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1172 piooso.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1960 17e07e8f596dfc3010ba44fc95612345969d45d5670a634a06c4e4d02f46f1fb.exe 1172 piooso.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1960 wrote to memory of 1172 1960 17e07e8f596dfc3010ba44fc95612345969d45d5670a634a06c4e4d02f46f1fb.exe 26 PID 1960 wrote to memory of 1172 1960 17e07e8f596dfc3010ba44fc95612345969d45d5670a634a06c4e4d02f46f1fb.exe 26 PID 1960 wrote to memory of 1172 1960 17e07e8f596dfc3010ba44fc95612345969d45d5670a634a06c4e4d02f46f1fb.exe 26 PID 1960 wrote to memory of 1172 1960 17e07e8f596dfc3010ba44fc95612345969d45d5670a634a06c4e4d02f46f1fb.exe 26
Processes
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C:\Users\Admin\AppData\Local\Temp\17e07e8f596dfc3010ba44fc95612345969d45d5670a634a06c4e4d02f46f1fb.exe"C:\Users\Admin\AppData\Local\Temp\17e07e8f596dfc3010ba44fc95612345969d45d5670a634a06c4e4d02f46f1fb.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:1960 -
C:\Users\Admin\piooso.exe"C:\Users\Admin\piooso.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:1172
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
256KB
MD5dcc597bd505142e029472f72b60ba66e
SHA158de8ffabb85897290187dfe5e581799578bf560
SHA2569021d5747254cb1588344253a0ad6b6a2a7cca694be9661e670ef9ad9876439d
SHA5120483c2cbebc1705c238df8a6fadb7c4d655adb9bab42d0a512bfca496840caeba17928c62618c3d5c6bacb41ff2278dea3509c53e95da5fe684a192a0bd77937
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Filesize
256KB
MD5dcc597bd505142e029472f72b60ba66e
SHA158de8ffabb85897290187dfe5e581799578bf560
SHA2569021d5747254cb1588344253a0ad6b6a2a7cca694be9661e670ef9ad9876439d
SHA5120483c2cbebc1705c238df8a6fadb7c4d655adb9bab42d0a512bfca496840caeba17928c62618c3d5c6bacb41ff2278dea3509c53e95da5fe684a192a0bd77937
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Filesize
256KB
MD5dcc597bd505142e029472f72b60ba66e
SHA158de8ffabb85897290187dfe5e581799578bf560
SHA2569021d5747254cb1588344253a0ad6b6a2a7cca694be9661e670ef9ad9876439d
SHA5120483c2cbebc1705c238df8a6fadb7c4d655adb9bab42d0a512bfca496840caeba17928c62618c3d5c6bacb41ff2278dea3509c53e95da5fe684a192a0bd77937
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Filesize
256KB
MD5dcc597bd505142e029472f72b60ba66e
SHA158de8ffabb85897290187dfe5e581799578bf560
SHA2569021d5747254cb1588344253a0ad6b6a2a7cca694be9661e670ef9ad9876439d
SHA5120483c2cbebc1705c238df8a6fadb7c4d655adb9bab42d0a512bfca496840caeba17928c62618c3d5c6bacb41ff2278dea3509c53e95da5fe684a192a0bd77937