Analysis
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max time kernel
153s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
02/10/2022, 07:39
Static task
static1
Behavioral task
behavioral1
Sample
af05c1260263ea0eaf5c313e979bef7ccbb0aa26f94ec980cf5d0f3c8aafe771.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
af05c1260263ea0eaf5c313e979bef7ccbb0aa26f94ec980cf5d0f3c8aafe771.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
af05c1260263ea0eaf5c313e979bef7ccbb0aa26f94ec980cf5d0f3c8aafe771.exe
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Size
232KB
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MD5
66a6101e1f1fef0b04c59845cff4be84
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SHA1
8412cee31c0e0749a6c3ccf983dbf72f55c3f5d2
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SHA256
af05c1260263ea0eaf5c313e979bef7ccbb0aa26f94ec980cf5d0f3c8aafe771
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SHA512
f973e9934609903adc51968671ad64c48733e0d8d3ca1dcc8ee88aa80127ab9a4b531daa728f07bb5cddd8e122885907e1a5b1496b74372375ccf38441172ac1
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SSDEEP
3072:E6efWRrIMNRlZ62Pal2LBJXmzOHm5WZ3K+MCahFqTcWEyxeL2mDHLz/5L5Ihr6Um:Erepp3PJXCOGY3eLFRFyMdL5Ihr6Um
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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" af05c1260263ea0eaf5c313e979bef7ccbb0aa26f94ec980cf5d0f3c8aafe771.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" sioyoiq.exe -
Executes dropped EXE 1 IoCs
pid Process 4968 sioyoiq.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation af05c1260263ea0eaf5c313e979bef7ccbb0aa26f94ec980cf5d0f3c8aafe771.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /k" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /i" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /a" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /c" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /l" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /h" af05c1260263ea0eaf5c313e979bef7ccbb0aa26f94ec980cf5d0f3c8aafe771.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /p" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /m" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /s" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /f" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /u" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /w" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /r" sioyoiq.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ af05c1260263ea0eaf5c313e979bef7ccbb0aa26f94ec980cf5d0f3c8aafe771.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /y" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /x" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /t" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /z" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /d" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /g" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /e" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /j" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /v" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /n" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /h" sioyoiq.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /b" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /o" sioyoiq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sioyoiq = "C:\\Users\\Admin\\sioyoiq.exe /q" sioyoiq.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 2388 af05c1260263ea0eaf5c313e979bef7ccbb0aa26f94ec980cf5d0f3c8aafe771.exe 2388 af05c1260263ea0eaf5c313e979bef7ccbb0aa26f94ec980cf5d0f3c8aafe771.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe 4968 sioyoiq.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2388 af05c1260263ea0eaf5c313e979bef7ccbb0aa26f94ec980cf5d0f3c8aafe771.exe 4968 sioyoiq.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2388 wrote to memory of 4968 2388 af05c1260263ea0eaf5c313e979bef7ccbb0aa26f94ec980cf5d0f3c8aafe771.exe 82 PID 2388 wrote to memory of 4968 2388 af05c1260263ea0eaf5c313e979bef7ccbb0aa26f94ec980cf5d0f3c8aafe771.exe 82 PID 2388 wrote to memory of 4968 2388 af05c1260263ea0eaf5c313e979bef7ccbb0aa26f94ec980cf5d0f3c8aafe771.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\af05c1260263ea0eaf5c313e979bef7ccbb0aa26f94ec980cf5d0f3c8aafe771.exe"C:\Users\Admin\AppData\Local\Temp\af05c1260263ea0eaf5c313e979bef7ccbb0aa26f94ec980cf5d0f3c8aafe771.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2388 -
C:\Users\Admin\sioyoiq.exe"C:\Users\Admin\sioyoiq.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:4968
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
232KB
MD5ee5c1295eab21ca3de2036a81596657b
SHA1e367bf756b4eface4139d4080a256b87affe301a
SHA256f140a9dcdfa2e2c6ef55f6225304964cbbe934d4bb471d39925b7bb1a950bd0b
SHA51200c958c95ba963f0f751709418326eafcf28e360693f16aaf932a091c194fde07ec21f382120ee6e28303afc5e064134f291cfa5c9e92d20df1e60236eb98d59
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Filesize
232KB
MD5ee5c1295eab21ca3de2036a81596657b
SHA1e367bf756b4eface4139d4080a256b87affe301a
SHA256f140a9dcdfa2e2c6ef55f6225304964cbbe934d4bb471d39925b7bb1a950bd0b
SHA51200c958c95ba963f0f751709418326eafcf28e360693f16aaf932a091c194fde07ec21f382120ee6e28303afc5e064134f291cfa5c9e92d20df1e60236eb98d59