Analysis
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max time kernel
149s -
max time network
122s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
26-03-2024 21:27
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe
Resource
win7-20240221-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe
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Size
204KB
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MD5
64460fbebd052bad28f6a158b97578bf
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SHA1
f91d0e94f5fa4eac5a1ab19ebfc489a4d5815eec
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SHA256
781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87
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SHA512
c4f50b5dd7f701f70eb7f3d22371e07436253af0deaa8f5128e44ef63eba7c56c914ce2a1e56f42dd4119be4d20cbe2606a667cb48632fff321f452fdc5423fd
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SSDEEP
3072:hgEtIXV2p3zf+sJZY1Pm+Auw3jjOPyzgKxycD12XHvGcVdNQXZp:Bggz2sJZC3SjBzbZWwH
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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe Set value (int) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" naukug.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation 781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe -
Executes dropped EXE 1 IoCs
pid Process 3140 naukug.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /B" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /u" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /G" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /o" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /a" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /s" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /v" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /W" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /f" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /E" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /Y" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /m" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /D" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /d" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /F" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /L" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /J" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /Z" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /q" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /z" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /N" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /T" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /x" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /c" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /X" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /S" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /R" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /O" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /Q" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /r" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /y" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /h" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /e" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /b" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /j" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /M" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /t" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /K" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /P" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /U" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /A" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /l" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /C" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /p" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /k" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /H" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /V" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /g" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /i" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /z" 781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /I" naukug.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\naukug = "C:\\Users\\Admin\\naukug.exe /w" naukug.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 976 781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe 976 781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe 3140 naukug.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 976 781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe 3140 naukug.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 976 wrote to memory of 3140 976 781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe 85 PID 976 wrote to memory of 3140 976 781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe 85 PID 976 wrote to memory of 3140 976 781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe"C:\Users\Admin\AppData\Local\Temp\781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:976 -
C:\Users\Admin\naukug.exe"C:\Users\Admin\naukug.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:3140
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
204KB
MD56d744403c9bdf6b8e67bff904247cc77
SHA11a18370a2682121cd1977199d7a18c283106397a
SHA256fad76cbd6e0c05769bc51df4e3fe189a7e7574520c62e9f085c9fc53b8c99f06
SHA51289dafc728e4e92398e589199efd2bc7384290d76dfede051fef2b1fed400c2ece0ccd0ba6f6cbec857cec2ddf1b43519fc1dd97e881da19ad44f8176170f8a24