Analysis
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max time kernel
151s -
max time network
41s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
07-11-2022 20:44
Static task
static1
Behavioral task
behavioral1
Sample
a9bf55069a94e0637c0953a472fab08cdf5dc2cdcdb6120ed8df5607f2e01dab.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
a9bf55069a94e0637c0953a472fab08cdf5dc2cdcdb6120ed8df5607f2e01dab.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
a9bf55069a94e0637c0953a472fab08cdf5dc2cdcdb6120ed8df5607f2e01dab.exe
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Size
308KB
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MD5
08490d66b00863123d5942e5e3a29e9d
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SHA1
3a8d7c564b9819b79b24bdd02571f4808df96ac2
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SHA256
a9bf55069a94e0637c0953a472fab08cdf5dc2cdcdb6120ed8df5607f2e01dab
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SHA512
16bfd65ffdd192cb5a6956065601d393682f046b9e4c1eb5d5df73bdd6f6a9a8998c327cb4255d58302ed609eb67287ffc64ca738ccf0882f87e4cab2d559825
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SSDEEP
6144:9IUIpydVsZyxyK5R8GYKi1Xfvs1tzH51t+ewSRegNb/:Juydfieb/j
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-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" a9bf55069a94e0637c0953a472fab08cdf5dc2cdcdb6120ed8df5607f2e01dab.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" lionut.exe -
Executes dropped EXE 1 IoCs
pid Process 964 lionut.exe -
Loads dropped DLL 2 IoCs
pid Process 1384 a9bf55069a94e0637c0953a472fab08cdf5dc2cdcdb6120ed8df5607f2e01dab.exe 1384 a9bf55069a94e0637c0953a472fab08cdf5dc2cdcdb6120ed8df5607f2e01dab.exe -
Adds Run key to start application 2 TTPs 51 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\ lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /O" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /s" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /M" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /h" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /X" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /f" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /G" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /v" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /t" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /q" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /L" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /I" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /R" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /N" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /y" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /u" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /o" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /e" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /m" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /S" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /Z" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /b" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /l" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /B" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /y" a9bf55069a94e0637c0953a472fab08cdf5dc2cdcdb6120ed8df5607f2e01dab.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /V" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /a" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /x" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /z" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /Y" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /H" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /k" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /c" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /r" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /n" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /P" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /j" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /C" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /i" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /g" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /Q" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /A" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /W" lionut.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\ a9bf55069a94e0637c0953a472fab08cdf5dc2cdcdb6120ed8df5607f2e01dab.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /w" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /d" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /K" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /U" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /D" lionut.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lionut = "C:\\Users\\Admin\\lionut.exe /F" lionut.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1384 a9bf55069a94e0637c0953a472fab08cdf5dc2cdcdb6120ed8df5607f2e01dab.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe 964 lionut.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1384 a9bf55069a94e0637c0953a472fab08cdf5dc2cdcdb6120ed8df5607f2e01dab.exe 964 lionut.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1384 wrote to memory of 964 1384 a9bf55069a94e0637c0953a472fab08cdf5dc2cdcdb6120ed8df5607f2e01dab.exe 27 PID 1384 wrote to memory of 964 1384 a9bf55069a94e0637c0953a472fab08cdf5dc2cdcdb6120ed8df5607f2e01dab.exe 27 PID 1384 wrote to memory of 964 1384 a9bf55069a94e0637c0953a472fab08cdf5dc2cdcdb6120ed8df5607f2e01dab.exe 27 PID 1384 wrote to memory of 964 1384 a9bf55069a94e0637c0953a472fab08cdf5dc2cdcdb6120ed8df5607f2e01dab.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\a9bf55069a94e0637c0953a472fab08cdf5dc2cdcdb6120ed8df5607f2e01dab.exe"C:\Users\Admin\AppData\Local\Temp\a9bf55069a94e0637c0953a472fab08cdf5dc2cdcdb6120ed8df5607f2e01dab.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:1384 -
C:\Users\Admin\lionut.exe"C:\Users\Admin\lionut.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:964
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
308KB
MD5ea98964578d3dfe7e059753bb7a26cb1
SHA1f2f3f9c69a73d969c4a6da6b9d30c2f73a2557f6
SHA25615556fcb7255f5735c0d308ab1f5641c979eefafe91dc7c78b057b21456626f9
SHA51293c8cd34e944799d808d60c5915b07cae9b9f48ed1081e12f5e0a70dab5800fbbd61734392ae838d447bcde79ad90962b731d99ab05b5b5c763c39569ef31bab
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Filesize
308KB
MD5ea98964578d3dfe7e059753bb7a26cb1
SHA1f2f3f9c69a73d969c4a6da6b9d30c2f73a2557f6
SHA25615556fcb7255f5735c0d308ab1f5641c979eefafe91dc7c78b057b21456626f9
SHA51293c8cd34e944799d808d60c5915b07cae9b9f48ed1081e12f5e0a70dab5800fbbd61734392ae838d447bcde79ad90962b731d99ab05b5b5c763c39569ef31bab
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Filesize
308KB
MD5ea98964578d3dfe7e059753bb7a26cb1
SHA1f2f3f9c69a73d969c4a6da6b9d30c2f73a2557f6
SHA25615556fcb7255f5735c0d308ab1f5641c979eefafe91dc7c78b057b21456626f9
SHA51293c8cd34e944799d808d60c5915b07cae9b9f48ed1081e12f5e0a70dab5800fbbd61734392ae838d447bcde79ad90962b731d99ab05b5b5c763c39569ef31bab
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Filesize
308KB
MD5ea98964578d3dfe7e059753bb7a26cb1
SHA1f2f3f9c69a73d969c4a6da6b9d30c2f73a2557f6
SHA25615556fcb7255f5735c0d308ab1f5641c979eefafe91dc7c78b057b21456626f9
SHA51293c8cd34e944799d808d60c5915b07cae9b9f48ed1081e12f5e0a70dab5800fbbd61734392ae838d447bcde79ad90962b731d99ab05b5b5c763c39569ef31bab