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Analysis
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max time kernel
150s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
10/08/2024, 03:18
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
d7708fc99c9e05e35a7732ea3a4317232550120ccea519773fbbe50b617a93a6.exe
Resource
win7-20240704-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
d7708fc99c9e05e35a7732ea3a4317232550120ccea519773fbbe50b617a93a6.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
d7708fc99c9e05e35a7732ea3a4317232550120ccea519773fbbe50b617a93a6.exe
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Size
92KB
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MD5
899fe01387729bb45199ad185cefd3f8
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SHA1
753864cd01d341cdca4ab8b7ada4d33d24b408bb
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SHA256
d7708fc99c9e05e35a7732ea3a4317232550120ccea519773fbbe50b617a93a6
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SHA512
804adea63725b2dfaf9d84d9b506d28116a44ca81fa5e637334173b49627c2b9089afb5cac95e72c1d6b83078b10f3764a5ba2a8986ac49d4ceb7fdc6fde4862
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SSDEEP
1536:wPxBgKsZLyJxFdhXgI0TRQP/FY0Y6Y2YkYGYHRHNxtwv4RaoacXcmKdRza:agDpCH6QP/uRNBcH+
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-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" twvet.exe -
Executes dropped EXE 1 IoCs
pid Process 2424 twvet.exe -
Loads dropped DLL 2 IoCs
pid Process 328 d7708fc99c9e05e35a7732ea3a4317232550120ccea519773fbbe50b617a93a6.exe 328 d7708fc99c9e05e35a7732ea3a4317232550120ccea519773fbbe50b617a93a6.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /f" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /e" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /l" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /x" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /z" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /r" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /u" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /m" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /M" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /V" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /H" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /c" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /A" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /s" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /U" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /j" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /k" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /P" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /p" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /R" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /W" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /y" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /o" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /Z" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /n" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /L" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /J" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /b" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /E" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /q" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /T" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /h" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /F" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /X" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /B" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /O" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /v" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /t" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /N" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /D" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /w" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /G" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /d" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /Y" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /C" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /I" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /i" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /K" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /g" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /a" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /Q" twvet.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\twvet = "C:\\Users\\Admin\\twvet.exe /S" twvet.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d7708fc99c9e05e35a7732ea3a4317232550120ccea519773fbbe50b617a93a6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language twvet.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe 2424 twvet.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 328 d7708fc99c9e05e35a7732ea3a4317232550120ccea519773fbbe50b617a93a6.exe 2424 twvet.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 328 wrote to memory of 2424 328 d7708fc99c9e05e35a7732ea3a4317232550120ccea519773fbbe50b617a93a6.exe 30 PID 328 wrote to memory of 2424 328 d7708fc99c9e05e35a7732ea3a4317232550120ccea519773fbbe50b617a93a6.exe 30 PID 328 wrote to memory of 2424 328 d7708fc99c9e05e35a7732ea3a4317232550120ccea519773fbbe50b617a93a6.exe 30 PID 328 wrote to memory of 2424 328 d7708fc99c9e05e35a7732ea3a4317232550120ccea519773fbbe50b617a93a6.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\d7708fc99c9e05e35a7732ea3a4317232550120ccea519773fbbe50b617a93a6.exe"C:\Users\Admin\AppData\Local\Temp\d7708fc99c9e05e35a7732ea3a4317232550120ccea519773fbbe50b617a93a6.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:328 -
C:\Users\Admin\twvet.exe"C:\Users\Admin\twvet.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2424
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
92KB
MD5febced466576e03a1f648a48dfca64d8
SHA173bd26a37b60be1ff51a8e796d5f1ee80781f6ce
SHA2560ca3568728394d267f08a30274adcdc966312e16581cab2a023398c2f70765fb
SHA5120238e48a57330f4c5a992c676c67b474fd6996a642b91fbbfe927307ed740b8e93fd8d3b9d1cc64702abf0be9297cde20104f555ca695d7c4cc67364bc60a357