Analysis
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max time kernel
150s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
28-02-2024 01:30
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
aaa8ae0f89bde2fc6451b82db2141362.exe
Resource
win7-20240221-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
aaa8ae0f89bde2fc6451b82db2141362.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
aaa8ae0f89bde2fc6451b82db2141362.exe
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Size
248KB
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MD5
aaa8ae0f89bde2fc6451b82db2141362
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SHA1
2e42d25788f065e9416fdeb7e33c3dbfa21bbd44
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SHA256
42d498fc9985f478cc9045a7e6f72062d4c7d30ede5c4d6b1c2ce2ad58aeeded
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SHA512
ef7371607ca9a1c79c89e8ffafe2fc71ad3d6fb0fd273fd206f2d45ec932663ef3bfffbfe913871d2b6f07f38ffbeb71128951830ffa21f430aa8171f3a47172
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SSDEEP
3072:9JwSW42t0z43JOFQfOTbjaoL7mZW0h/tlVu/T8cLBZ:9JjW42t0z43JOFQfOO
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" buouv.exe -
Executes dropped EXE 1 IoCs
pid Process 2028 buouv.exe -
Loads dropped DLL 2 IoCs
pid Process 1376 aaa8ae0f89bde2fc6451b82db2141362.exe 1376 aaa8ae0f89bde2fc6451b82db2141362.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /V" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /T" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /c" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /N" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /C" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /z" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /n" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /j" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /Y" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /B" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /G" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /r" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /Q" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /v" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /U" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /q" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /S" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /f" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /J" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /k" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /x" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /u" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /L" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /Z" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /h" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /y" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /g" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /A" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /l" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /W" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /F" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /s" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /O" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /b" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /M" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /a" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /K" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /H" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /D" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /I" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /P" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /d" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /t" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /w" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /E" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /e" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /o" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /X" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /i" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /m" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /R" buouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\buouv = "C:\\Users\\Admin\\buouv.exe /p" buouv.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 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe 2028 buouv.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1376 aaa8ae0f89bde2fc6451b82db2141362.exe 2028 buouv.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1376 wrote to memory of 2028 1376 aaa8ae0f89bde2fc6451b82db2141362.exe 28 PID 1376 wrote to memory of 2028 1376 aaa8ae0f89bde2fc6451b82db2141362.exe 28 PID 1376 wrote to memory of 2028 1376 aaa8ae0f89bde2fc6451b82db2141362.exe 28 PID 1376 wrote to memory of 2028 1376 aaa8ae0f89bde2fc6451b82db2141362.exe 28 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27 PID 2028 wrote to memory of 1376 2028 buouv.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\aaa8ae0f89bde2fc6451b82db2141362.exe"C:\Users\Admin\AppData\Local\Temp\aaa8ae0f89bde2fc6451b82db2141362.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1376 -
C:\Users\Admin\buouv.exe"C:\Users\Admin\buouv.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
- Suspicious use of WriteProcessMemory
PID:2028
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
248KB
MD5bde4cf33c4c156b8bd26c601148a88b1
SHA1ae6a73cd757cf9e4d7c6215133fd352b1d15854c
SHA256f56d4e814c15abfed13cbc010e92c453359a2571d8ddc30d7b8595ec8dc0db44
SHA5126a47251be39bf36c6f5d28664bc2267418ec5dfac730f8433d0c57be37fb9f42b9a0d6512cba77e5b0d2809463c817a18c0a59bbbb6b650f3272baeb44c223c9