Analysis
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max time kernel
149s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
03/02/2024, 14:08
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
8c8612f86459c3b85d5563839ae979e4.exe
Resource
win7-20231129-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
8c8612f86459c3b85d5563839ae979e4.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
8c8612f86459c3b85d5563839ae979e4.exe
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Size
240KB
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MD5
8c8612f86459c3b85d5563839ae979e4
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SHA1
8e8fa2d0a7b255ac175574e8d815dc7ff15f83ad
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SHA256
53dd2e099b3d876e8924d47993d8f5645ffad9fe2ab201795a935f15ccda9cc4
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SHA512
4ecf9c7e083049a7754719d79b9540e08f3052b3baec80356e38a516b8db733b2faa6054eb5beb3cff0d92c70b3b2c62a685988a4e3da4d7e1084750574b26b0
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SSDEEP
6144:WyP3dwqsNTNEXGlQR58EqxF6snji81RUinKq3aEESliDII:WGdQKjeaEEpL
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-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 8c8612f86459c3b85d5563839ae979e4.exe Set value (int) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" tuaki.exe -
Executes dropped EXE 1 IoCs
pid Process 2560 tuaki.exe -
Loads dropped DLL 2 IoCs
pid Process 1700 8c8612f86459c3b85d5563839ae979e4.exe 1700 8c8612f86459c3b85d5563839ae979e4.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /e" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /o" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /f" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /y" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /w" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /g" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /a" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /t" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /x" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /l" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /m" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /u" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /h" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /i" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /k" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /z" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /q" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /b" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /n" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /v" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /r" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /g" 8c8612f86459c3b85d5563839ae979e4.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /p" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /c" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /j" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /d" tuaki.exe Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaki = "C:\\Users\\Admin\\tuaki.exe /s" tuaki.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1700 8c8612f86459c3b85d5563839ae979e4.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe 2560 tuaki.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1700 8c8612f86459c3b85d5563839ae979e4.exe 2560 tuaki.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1700 wrote to memory of 2560 1700 8c8612f86459c3b85d5563839ae979e4.exe 28 PID 1700 wrote to memory of 2560 1700 8c8612f86459c3b85d5563839ae979e4.exe 28 PID 1700 wrote to memory of 2560 1700 8c8612f86459c3b85d5563839ae979e4.exe 28 PID 1700 wrote to memory of 2560 1700 8c8612f86459c3b85d5563839ae979e4.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\8c8612f86459c3b85d5563839ae979e4.exe"C:\Users\Admin\AppData\Local\Temp\8c8612f86459c3b85d5563839ae979e4.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:1700 -
C:\Users\Admin\tuaki.exe"C:\Users\Admin\tuaki.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:2560
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
240KB
MD52c560ebee755aa06b2e9648c45bf29d0
SHA148f78866fcc1b78bc5696a5ef581c5149c495f2d
SHA2566e9a5174c1ae2ef36088bacd6b272b1a358e2e68c8bc6987fdf0e158ca400f28
SHA512a6e2962c1eb61562e30b274a9eb796e8ccd318b174aa88d6175904a5de11987cd3a2f1c70182aa880694fad2205ce3f79302767c469b3d624ae14fafab63a107