Analysis
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max time kernel
149s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
25-01-2024 04:00
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
73ae7939eeda4791a97e2ec51908ce3f.exe
Resource
win7-20231215-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
73ae7939eeda4791a97e2ec51908ce3f.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
73ae7939eeda4791a97e2ec51908ce3f.exe
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Size
96KB
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MD5
73ae7939eeda4791a97e2ec51908ce3f
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SHA1
2a66e85605d3dd2cbe6cd5a47d3a5c550d48762b
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SHA256
2cc0e3e2f585797e4828f5100cb65ea8fe5a31479ace39d9d80f6a4caa196f40
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SHA512
528ab7a8f3d1a58b4faa9f9e193b9d3e94b4e8c850a4cce7a828662b08cbba0bf00504de83f564a37bc19eb7333828b052e112a556ddec2f848c488a77718c16
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SSDEEP
1536:fslEg5229tyVQO8P8ych9Ewjj3RJNEo/knRzdnynE7RldNEP8lijOevNIjnZ5:fME/2elychrzR3Ek65RldqvCnn
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-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 73ae7939eeda4791a97e2ec51908ce3f.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" fuoecut.exe -
Executes dropped EXE 1 IoCs
pid Process 3044 fuoecut.exe -
Loads dropped DLL 2 IoCs
pid Process 1784 73ae7939eeda4791a97e2ec51908ce3f.exe 1784 73ae7939eeda4791a97e2ec51908ce3f.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /v" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /F" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /o" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /G" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /u" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /X" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /d" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /z" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /Y" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /Z" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /t" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /m" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /L" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /k" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /y" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /n" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /K" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /j" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /g" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /x" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /s" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /e" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /w" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /I" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /Y" 73ae7939eeda4791a97e2ec51908ce3f.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /Q" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /f" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /R" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /c" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /C" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /r" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /S" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /i" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /W" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /H" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /J" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /O" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /P" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /q" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /E" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /V" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /a" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /M" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /N" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /T" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /h" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /D" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /l" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /A" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /p" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /b" fuoecut.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\fuoecut = "C:\\Users\\Admin\\fuoecut.exe /B" fuoecut.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 1784 73ae7939eeda4791a97e2ec51908ce3f.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe 3044 fuoecut.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1784 73ae7939eeda4791a97e2ec51908ce3f.exe 3044 fuoecut.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1784 wrote to memory of 3044 1784 73ae7939eeda4791a97e2ec51908ce3f.exe 28 PID 1784 wrote to memory of 3044 1784 73ae7939eeda4791a97e2ec51908ce3f.exe 28 PID 1784 wrote to memory of 3044 1784 73ae7939eeda4791a97e2ec51908ce3f.exe 28 PID 1784 wrote to memory of 3044 1784 73ae7939eeda4791a97e2ec51908ce3f.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\73ae7939eeda4791a97e2ec51908ce3f.exe"C:\Users\Admin\AppData\Local\Temp\73ae7939eeda4791a97e2ec51908ce3f.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:1784 -
C:\Users\Admin\fuoecut.exe"C:\Users\Admin\fuoecut.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:3044
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
96KB
MD5703e855bee6bd596de0a7a68c0424d2e
SHA1d3da553fa727093305b7ac389eb2dbf061eb7802
SHA25654730d35f69262e00b9739dd5b955dfbe8edcaefe5d3bd4923e3ea62dd7199a4
SHA51261a47fcd0ef3e3bcff5dcb2cf573c2530a203cf4269faaa2863ac9fd82c757d341c8a9024072fb3e0eab863ff23f576ba666a8555f7cf9edf6dc63e23e46199f