Analysis
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max time kernel
151s -
max time network
80s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
07/11/2022, 20:43
Static task
static1
Behavioral task
behavioral1
Sample
08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe
Resource
win7-20220901-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe
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Size
124KB
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MD5
0e3d18a1dcf519c4c59d9ca90c1ec050
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SHA1
d50f0c1b052e3e2f8879f1ec045d2751efbce66f
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SHA256
08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d
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SHA512
d1928ec28f1c43bf2822c2752af7b92cb982f38446ee8bb1654b04373b37e8357360b843ddc0401a683e08d6d83cafe131a5f74a9debd29ae15e34615cc41418
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SSDEEP
3072:ozXcQtWc8SN3gveRZ32IVsIXf6MjpZB3lY1/7:iHxZ3kIXf6MjpZBkz
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-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" niuehuh.exe -
Executes dropped EXE 2 IoCs
pid Process 1204 niuehuh.exe 560 niuehuh.exe -
Loads dropped DLL 2 IoCs
pid Process 940 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe 940 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /w" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /y" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /t" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /x" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /s" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /z" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /o" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /f" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /k" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /c" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /l" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /h" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /g" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /i" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /m" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /a" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /c" 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /q" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /d" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /e" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /j" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /b" niuehuh.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /v" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /r" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /n" niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /u" niuehuh.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ niuehuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\niuehuh = "C:\\Users\\Admin\\niuehuh.exe /p" niuehuh.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 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum niuehuh.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 niuehuh.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 niuehuh.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2024 set thread context of 940 2024 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe 27 PID 1204 set thread context of 560 1204 niuehuh.exe 29 -
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 940 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe 560 niuehuh.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2024 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe 940 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe 1204 niuehuh.exe 560 niuehuh.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 2024 wrote to memory of 940 2024 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe 27 PID 2024 wrote to memory of 940 2024 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe 27 PID 2024 wrote to memory of 940 2024 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe 27 PID 2024 wrote to memory of 940 2024 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe 27 PID 2024 wrote to memory of 940 2024 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe 27 PID 2024 wrote to memory of 940 2024 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe 27 PID 2024 wrote to memory of 940 2024 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe 27 PID 2024 wrote to memory of 940 2024 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe 27 PID 2024 wrote to memory of 940 2024 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe 27 PID 2024 wrote to memory of 940 2024 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe 27 PID 940 wrote to memory of 1204 940 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe 28 PID 940 wrote to memory of 1204 940 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe 28 PID 940 wrote to memory of 1204 940 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe 28 PID 940 wrote to memory of 1204 940 08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe 28 PID 1204 wrote to memory of 560 1204 niuehuh.exe 29 PID 1204 wrote to memory of 560 1204 niuehuh.exe 29 PID 1204 wrote to memory of 560 1204 niuehuh.exe 29 PID 1204 wrote to memory of 560 1204 niuehuh.exe 29 PID 1204 wrote to memory of 560 1204 niuehuh.exe 29 PID 1204 wrote to memory of 560 1204 niuehuh.exe 29 PID 1204 wrote to memory of 560 1204 niuehuh.exe 29 PID 1204 wrote to memory of 560 1204 niuehuh.exe 29 PID 1204 wrote to memory of 560 1204 niuehuh.exe 29 PID 1204 wrote to memory of 560 1204 niuehuh.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe"C:\Users\Admin\AppData\Local\Temp\08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2024 -
C:\Users\Admin\AppData\Local\Temp\08504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d.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:940 -
C:\Users\Admin\niuehuh.exe"C:\Users\Admin\niuehuh.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1204 -
C:\Users\Admin\niuehuh.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:560
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
124KB
MD50e3d18a1dcf519c4c59d9ca90c1ec050
SHA1d50f0c1b052e3e2f8879f1ec045d2751efbce66f
SHA25608504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d
SHA512d1928ec28f1c43bf2822c2752af7b92cb982f38446ee8bb1654b04373b37e8357360b843ddc0401a683e08d6d83cafe131a5f74a9debd29ae15e34615cc41418
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Filesize
124KB
MD50e3d18a1dcf519c4c59d9ca90c1ec050
SHA1d50f0c1b052e3e2f8879f1ec045d2751efbce66f
SHA25608504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d
SHA512d1928ec28f1c43bf2822c2752af7b92cb982f38446ee8bb1654b04373b37e8357360b843ddc0401a683e08d6d83cafe131a5f74a9debd29ae15e34615cc41418
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Filesize
124KB
MD50e3d18a1dcf519c4c59d9ca90c1ec050
SHA1d50f0c1b052e3e2f8879f1ec045d2751efbce66f
SHA25608504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d
SHA512d1928ec28f1c43bf2822c2752af7b92cb982f38446ee8bb1654b04373b37e8357360b843ddc0401a683e08d6d83cafe131a5f74a9debd29ae15e34615cc41418
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Filesize
124KB
MD50e3d18a1dcf519c4c59d9ca90c1ec050
SHA1d50f0c1b052e3e2f8879f1ec045d2751efbce66f
SHA25608504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d
SHA512d1928ec28f1c43bf2822c2752af7b92cb982f38446ee8bb1654b04373b37e8357360b843ddc0401a683e08d6d83cafe131a5f74a9debd29ae15e34615cc41418
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Filesize
124KB
MD50e3d18a1dcf519c4c59d9ca90c1ec050
SHA1d50f0c1b052e3e2f8879f1ec045d2751efbce66f
SHA25608504a5d97d6f9f90e43eb6ad05143d4cfd33c49310027930aadf5823efd804d
SHA512d1928ec28f1c43bf2822c2752af7b92cb982f38446ee8bb1654b04373b37e8357360b843ddc0401a683e08d6d83cafe131a5f74a9debd29ae15e34615cc41418