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Analysis
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max time kernel
167s -
max time network
65s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
02/12/2022, 00:13
Static task
static1
Behavioral task
behavioral1
Sample
89e70682c22b3dcbcf4f9ef047fa776106823241871173dad4d35700ca48d548.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
89e70682c22b3dcbcf4f9ef047fa776106823241871173dad4d35700ca48d548.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
89e70682c22b3dcbcf4f9ef047fa776106823241871173dad4d35700ca48d548.exe
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Size
260KB
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MD5
4eccd06e3b5a5d86f896f6d4abad9602
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SHA1
010a01b9617c6e9f3d180c440bed76744295e7b6
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SHA256
89e70682c22b3dcbcf4f9ef047fa776106823241871173dad4d35700ca48d548
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SHA512
bd4be6c680c08f158dedf540e32c7f9017350779d7c5ec3e1471926d6d19bd7159e509de79b41a00e62fca5e688e0d44c085db84671d06ad909ffa19a93a564d
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SSDEEP
3072:Zw9eibxUTiE64j9a45Kf/4xLMfKdRR7yH3TFavCPQjIYQHCd8boxQVV/V3xion:eOT/6qKWmH3TFCCoNLx+VH
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-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 89e70682c22b3dcbcf4f9ef047fa776106823241871173dad4d35700ca48d548.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" taozii.exe -
Executes dropped EXE 1 IoCs
pid Process 1556 taozii.exe -
Loads dropped DLL 2 IoCs
pid Process 1008 89e70682c22b3dcbcf4f9ef047fa776106823241871173dad4d35700ca48d548.exe 1008 89e70682c22b3dcbcf4f9ef047fa776106823241871173dad4d35700ca48d548.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /g" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /H" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /W" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /r" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /Z" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /x" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /c" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /B" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /s" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /b" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /Y" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /U" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /D" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /N" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /t" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /O" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /I" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /o" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /S" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /J" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /R" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /h" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /k" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /X" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /f" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /e" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /l" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /P" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /K" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /A" taozii.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\ taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /w" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /F" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /G" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /u" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /i" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /F" 89e70682c22b3dcbcf4f9ef047fa776106823241871173dad4d35700ca48d548.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /z" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /n" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /a" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /p" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /j" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /y" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /C" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /M" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /V" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /L" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /q" taozii.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 89e70682c22b3dcbcf4f9ef047fa776106823241871173dad4d35700ca48d548.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /v" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /d" taozii.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\taozii = "C:\\Users\\Admin\\taozii.exe /Q" taozii.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 1008 89e70682c22b3dcbcf4f9ef047fa776106823241871173dad4d35700ca48d548.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe 1556 taozii.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1008 89e70682c22b3dcbcf4f9ef047fa776106823241871173dad4d35700ca48d548.exe 1556 taozii.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1008 wrote to memory of 1556 1008 89e70682c22b3dcbcf4f9ef047fa776106823241871173dad4d35700ca48d548.exe 28 PID 1008 wrote to memory of 1556 1008 89e70682c22b3dcbcf4f9ef047fa776106823241871173dad4d35700ca48d548.exe 28 PID 1008 wrote to memory of 1556 1008 89e70682c22b3dcbcf4f9ef047fa776106823241871173dad4d35700ca48d548.exe 28 PID 1008 wrote to memory of 1556 1008 89e70682c22b3dcbcf4f9ef047fa776106823241871173dad4d35700ca48d548.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\89e70682c22b3dcbcf4f9ef047fa776106823241871173dad4d35700ca48d548.exe"C:\Users\Admin\AppData\Local\Temp\89e70682c22b3dcbcf4f9ef047fa776106823241871173dad4d35700ca48d548.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:1008 -
C:\Users\Admin\taozii.exe"C:\Users\Admin\taozii.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:1556
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
260KB
MD535b3210267e6ebb588d74ab372de7f79
SHA125a63c77d6461a10e41f18215d41f40a3d64df68
SHA256797f33eeec97bdf41d3141bc6ec8289f8ee65fd32b51b70baec55029d8089ac4
SHA512f74238464141c2fc5f074fe04b2ad344988d2ffcce508174d19912fce5c4afacc4c6453e83a48b76459859c94ff898a6319e838b399c1dfe9d9919db20bae948
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Filesize
260KB
MD535b3210267e6ebb588d74ab372de7f79
SHA125a63c77d6461a10e41f18215d41f40a3d64df68
SHA256797f33eeec97bdf41d3141bc6ec8289f8ee65fd32b51b70baec55029d8089ac4
SHA512f74238464141c2fc5f074fe04b2ad344988d2ffcce508174d19912fce5c4afacc4c6453e83a48b76459859c94ff898a6319e838b399c1dfe9d9919db20bae948
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Filesize
260KB
MD535b3210267e6ebb588d74ab372de7f79
SHA125a63c77d6461a10e41f18215d41f40a3d64df68
SHA256797f33eeec97bdf41d3141bc6ec8289f8ee65fd32b51b70baec55029d8089ac4
SHA512f74238464141c2fc5f074fe04b2ad344988d2ffcce508174d19912fce5c4afacc4c6453e83a48b76459859c94ff898a6319e838b399c1dfe9d9919db20bae948
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Filesize
260KB
MD535b3210267e6ebb588d74ab372de7f79
SHA125a63c77d6461a10e41f18215d41f40a3d64df68
SHA256797f33eeec97bdf41d3141bc6ec8289f8ee65fd32b51b70baec55029d8089ac4
SHA512f74238464141c2fc5f074fe04b2ad344988d2ffcce508174d19912fce5c4afacc4c6453e83a48b76459859c94ff898a6319e838b399c1dfe9d9919db20bae948