Analysis
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max time kernel
151s -
max time network
52s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
05/12/2022, 18:53
Static task
static1
Behavioral task
behavioral1
Sample
aa73077867a4fe1baaec4fbeb54066d997108a35296581cd49f4d0878d64377a.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
aa73077867a4fe1baaec4fbeb54066d997108a35296581cd49f4d0878d64377a.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
aa73077867a4fe1baaec4fbeb54066d997108a35296581cd49f4d0878d64377a.exe
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Size
228KB
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MD5
ab1318b9417086c140970a34df089783
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SHA1
c45a561e37d0dd2a80f090bc2083e5d0b27c885d
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SHA256
aa73077867a4fe1baaec4fbeb54066d997108a35296581cd49f4d0878d64377a
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SHA512
8abfaa3f72bf2f44c4f0cdb8836124262d221d3c5d0c830f506836dcaca0f9040eb2d97f942164a0016974c4bb41c1a871ebe4cb333a260f7d10916b77390cc4
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SSDEEP
6144:FK5H3dwqsNy5ibpNjl4EqxF6snji81RUinKICl:Q5XdQxl
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" aa73077867a4fe1baaec4fbeb54066d997108a35296581cd49f4d0878d64377a.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" xiasooj.exe -
Executes dropped EXE 1 IoCs
pid Process 1036 xiasooj.exe -
Loads dropped DLL 2 IoCs
pid Process 1204 aa73077867a4fe1baaec4fbeb54066d997108a35296581cd49f4d0878d64377a.exe 1204 aa73077867a4fe1baaec4fbeb54066d997108a35296581cd49f4d0878d64377a.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\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /m" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /z" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /x" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /n" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /a" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /p" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /u" xiasooj.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ aa73077867a4fe1baaec4fbeb54066d997108a35296581cd49f4d0878d64377a.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /e" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /t" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /h" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /c" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /d" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /q" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /b" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /i" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /k" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /z" aa73077867a4fe1baaec4fbeb54066d997108a35296581cd49f4d0878d64377a.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /f" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /r" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /y" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /l" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /j" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /o" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /v" xiasooj.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /g" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /w" xiasooj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xiasooj = "C:\\Users\\Admin\\xiasooj.exe /s" xiasooj.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 1204 aa73077867a4fe1baaec4fbeb54066d997108a35296581cd49f4d0878d64377a.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe 1036 xiasooj.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1204 aa73077867a4fe1baaec4fbeb54066d997108a35296581cd49f4d0878d64377a.exe 1036 xiasooj.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1204 wrote to memory of 1036 1204 aa73077867a4fe1baaec4fbeb54066d997108a35296581cd49f4d0878d64377a.exe 27 PID 1204 wrote to memory of 1036 1204 aa73077867a4fe1baaec4fbeb54066d997108a35296581cd49f4d0878d64377a.exe 27 PID 1204 wrote to memory of 1036 1204 aa73077867a4fe1baaec4fbeb54066d997108a35296581cd49f4d0878d64377a.exe 27 PID 1204 wrote to memory of 1036 1204 aa73077867a4fe1baaec4fbeb54066d997108a35296581cd49f4d0878d64377a.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\aa73077867a4fe1baaec4fbeb54066d997108a35296581cd49f4d0878d64377a.exe"C:\Users\Admin\AppData\Local\Temp\aa73077867a4fe1baaec4fbeb54066d997108a35296581cd49f4d0878d64377a.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:1204 -
C:\Users\Admin\xiasooj.exe"C:\Users\Admin\xiasooj.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:1036
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
228KB
MD52203a85c68ac157496d946b524a91776
SHA1ad6f46edcee89446c7c35d4f12049406fef50a4e
SHA2567462eefc3a4e9728fcec1cc664f5187d2101e83697e874d84ebc31f49a670178
SHA5125995307efbb3cc180eee9d559cd3703cfe1b4ccb32a67cc2966f721a0d444fff410eb85b072e34638a9fcf509d8268af5996c32f5facf185b0405a47311b0f2d
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Filesize
228KB
MD52203a85c68ac157496d946b524a91776
SHA1ad6f46edcee89446c7c35d4f12049406fef50a4e
SHA2567462eefc3a4e9728fcec1cc664f5187d2101e83697e874d84ebc31f49a670178
SHA5125995307efbb3cc180eee9d559cd3703cfe1b4ccb32a67cc2966f721a0d444fff410eb85b072e34638a9fcf509d8268af5996c32f5facf185b0405a47311b0f2d
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Filesize
228KB
MD52203a85c68ac157496d946b524a91776
SHA1ad6f46edcee89446c7c35d4f12049406fef50a4e
SHA2567462eefc3a4e9728fcec1cc664f5187d2101e83697e874d84ebc31f49a670178
SHA5125995307efbb3cc180eee9d559cd3703cfe1b4ccb32a67cc2966f721a0d444fff410eb85b072e34638a9fcf509d8268af5996c32f5facf185b0405a47311b0f2d
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Filesize
228KB
MD52203a85c68ac157496d946b524a91776
SHA1ad6f46edcee89446c7c35d4f12049406fef50a4e
SHA2567462eefc3a4e9728fcec1cc664f5187d2101e83697e874d84ebc31f49a670178
SHA5125995307efbb3cc180eee9d559cd3703cfe1b4ccb32a67cc2966f721a0d444fff410eb85b072e34638a9fcf509d8268af5996c32f5facf185b0405a47311b0f2d