Analysis
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max time kernel
150s -
max time network
57s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
07-11-2022 20:48
Static task
static1
Behavioral task
behavioral1
Sample
0bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5.exe
Resource
win7-20220901-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
0bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
2 signatures
150 seconds
General
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Target
0bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5.exe
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Size
220KB
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MD5
0e4382d7dc2ef1c54d2e00cb0e3c5944
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SHA1
5856c2b3a4da277a6ac2636b2e4720fdfaf6dcff
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SHA256
0bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5
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SHA512
42bc438c7607adaa4e0ba8a60d5e2c6e3fe8523a46d7f18f1bf0d5cc17636897750945e060b366f93b9643c2cd13027dcd97cfb6cafd6576835f765884d78197
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SSDEEP
3072:bNJIxSC28g3Vgypib1Jf5PNRP9RZfeGEVbN:3IsC28gFgypiZvLZfeG4
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-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" dybiow.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 0bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5.exe -
Executes dropped EXE 1 IoCs
pid Process 268 dybiow.exe -
Loads dropped DLL 2 IoCs
pid Process 1708 0bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5.exe 1708 0bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /o" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /s" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /v" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /d" dybiow.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /p" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /w" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /c" 0bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /r" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /e" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /y" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /x" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /a" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /t" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /k" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /l" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /h" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /q" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /i" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /c" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /m" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /z" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /u" dybiow.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 0bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /b" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /n" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /g" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /j" dybiow.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\dybiow = "C:\\Users\\Admin\\dybiow.exe /f" dybiow.exe -
Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 dybiow.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 0bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 0bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum dybiow.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 1708 0bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe 268 dybiow.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1708 0bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5.exe 268 dybiow.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1708 wrote to memory of 268 1708 0bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5.exe 27 PID 1708 wrote to memory of 268 1708 0bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5.exe 27 PID 1708 wrote to memory of 268 1708 0bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5.exe 27 PID 1708 wrote to memory of 268 1708 0bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\0bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5.exe"C:\Users\Admin\AppData\Local\Temp\0bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1708 -
C:\Users\Admin\dybiow.exe"C:\Users\Admin\dybiow.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:268
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
220KB
MD50e4382d7dc2ef1c54d2e00cb0e3c5944
SHA15856c2b3a4da277a6ac2636b2e4720fdfaf6dcff
SHA2560bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5
SHA51242bc438c7607adaa4e0ba8a60d5e2c6e3fe8523a46d7f18f1bf0d5cc17636897750945e060b366f93b9643c2cd13027dcd97cfb6cafd6576835f765884d78197
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Filesize
220KB
MD50e4382d7dc2ef1c54d2e00cb0e3c5944
SHA15856c2b3a4da277a6ac2636b2e4720fdfaf6dcff
SHA2560bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5
SHA51242bc438c7607adaa4e0ba8a60d5e2c6e3fe8523a46d7f18f1bf0d5cc17636897750945e060b366f93b9643c2cd13027dcd97cfb6cafd6576835f765884d78197
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Filesize
220KB
MD50e4382d7dc2ef1c54d2e00cb0e3c5944
SHA15856c2b3a4da277a6ac2636b2e4720fdfaf6dcff
SHA2560bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5
SHA51242bc438c7607adaa4e0ba8a60d5e2c6e3fe8523a46d7f18f1bf0d5cc17636897750945e060b366f93b9643c2cd13027dcd97cfb6cafd6576835f765884d78197
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Filesize
220KB
MD50e4382d7dc2ef1c54d2e00cb0e3c5944
SHA15856c2b3a4da277a6ac2636b2e4720fdfaf6dcff
SHA2560bcc9deee53c2f2ba6facf71ca96609d7ada6e7db9911b502d3660852dccb7f5
SHA51242bc438c7607adaa4e0ba8a60d5e2c6e3fe8523a46d7f18f1bf0d5cc17636897750945e060b366f93b9643c2cd13027dcd97cfb6cafd6576835f765884d78197