Analysis
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max time kernel
150s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
05/03/2024, 23:40
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b5f3551e63715e7a2f4d6401adf8e935.exe
Resource
win7-20240221-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
b5f3551e63715e7a2f4d6401adf8e935.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
b5f3551e63715e7a2f4d6401adf8e935.exe
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Size
176KB
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MD5
b5f3551e63715e7a2f4d6401adf8e935
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SHA1
5c2f0b648ded6dee384f1b922b378bebcc792c28
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SHA256
6b17486a956985fbf7631182b704dfb917abf7e7fcb0a74c345e8ede441cda13
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SHA512
d102ca80512daa902fabf13ee2b9588ba6c65deec52cc26753a7b607351fa47202f38fe24757d7c12907d886022febbd1609335beec288ca8d2fe792d687fb5a
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SSDEEP
3072:0fRn/jynvgWK/fObT/bGiSEIGsbv0OpxYTNhuybtDKXS38:4G3K/fObT/bGiSE5sj3xYTNhuybtDKXX
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-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" b5f3551e63715e7a2f4d6401adf8e935.exe Set value (int) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" leobai.exe -
Executes dropped EXE 1 IoCs
pid Process 2548 leobai.exe -
Loads dropped DLL 2 IoCs
pid Process 2212 b5f3551e63715e7a2f4d6401adf8e935.exe 2212 b5f3551e63715e7a2f4d6401adf8e935.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /U" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /P" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /Y" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /J" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /W" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /C" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /G" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /n" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /H" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /a" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /y" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /x" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /F" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /K" b5f3551e63715e7a2f4d6401adf8e935.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /v" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /I" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /k" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /u" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /e" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /X" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /V" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /h" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /s" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /j" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /l" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /A" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /B" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /d" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /f" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /z" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /D" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /c" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /M" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /g" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /L" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /N" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /t" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /r" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /o" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /K" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /q" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /w" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /S" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /Z" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /Q" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /O" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /b" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /R" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /T" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /p" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /E" leobai.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\leobai = "C:\\Users\\Admin\\leobai.exe /i" leobai.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 2212 b5f3551e63715e7a2f4d6401adf8e935.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe 2548 leobai.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2212 b5f3551e63715e7a2f4d6401adf8e935.exe 2548 leobai.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2212 wrote to memory of 2548 2212 b5f3551e63715e7a2f4d6401adf8e935.exe 28 PID 2212 wrote to memory of 2548 2212 b5f3551e63715e7a2f4d6401adf8e935.exe 28 PID 2212 wrote to memory of 2548 2212 b5f3551e63715e7a2f4d6401adf8e935.exe 28 PID 2212 wrote to memory of 2548 2212 b5f3551e63715e7a2f4d6401adf8e935.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\b5f3551e63715e7a2f4d6401adf8e935.exe"C:\Users\Admin\AppData\Local\Temp\b5f3551e63715e7a2f4d6401adf8e935.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:2212 -
C:\Users\Admin\leobai.exe"C:\Users\Admin\leobai.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:2548
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
176KB
MD53ae7e5fe29f313fe5b214cc781d69ceb
SHA1a5a7e7e591ce09032106719a263be599e03faea2
SHA256548a032757625a5c7b705d7ad52f9df2af0df1d1e90c537b124665594d5c57af
SHA5123bb73a6fa2a8ec75927ef6ec8fca25112ce4a6103be596f5a4c012c874ba991141d4807ac239db011d5fa2e599bac210b5d34cc7b563734aee7966a08d9277a5