Analysis
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max time kernel
189s -
max time network
197s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
25-11-2022 07:38
Static task
static1
Behavioral task
behavioral1
Sample
3f6cd0ff8f90ba35fe22b94e55655c96.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
3f6cd0ff8f90ba35fe22b94e55655c96.exe
Resource
win10v2004-20221111-en
General
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Target
3f6cd0ff8f90ba35fe22b94e55655c96.exe
-
Size
64KB
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MD5
3f6cd0ff8f90ba35fe22b94e55655c96
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SHA1
eabdde0d8d5ff3dee1690e322184d7ec2f3f5d10
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SHA256
da8f7c39a3136c6546c6f2e36872be49ddd7a8dd53002e12d04739680e4821b8
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SHA512
8d51772b8ffce6b9aef3f1068f067811ae65ce00aca058bbef1e1a847efdb90552fc9c9bd31de0b23da03982e4eb13689caee5fb08ecdff02e3b306ca539322a
-
SSDEEP
1536:gwdyfgYBUngABZvxZ/DOG8s8MkeNSzXzKN:gwdyRapBZP/Dl8DMDSzX+N
Malware Config
Extracted
bitrat
1.38
37.139.128.233:3569
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communication_password
ce952068942604a6d6df06ed5002fad6
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tor_process
tor
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
3f6cd0ff8f90ba35fe22b94e55655c96.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Windows\CurrentVersion\Run\Bgroyh = "\"C:\\Users\\Admin\\AppData\\Roaming\\Oklsztakdy\\Bgroyh.exe\"" 3f6cd0ff8f90ba35fe22b94e55655c96.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
Processes:
3f6cd0ff8f90ba35fe22b94e55655c96.exepid process 672 3f6cd0ff8f90ba35fe22b94e55655c96.exe 672 3f6cd0ff8f90ba35fe22b94e55655c96.exe 672 3f6cd0ff8f90ba35fe22b94e55655c96.exe 672 3f6cd0ff8f90ba35fe22b94e55655c96.exe 672 3f6cd0ff8f90ba35fe22b94e55655c96.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
3f6cd0ff8f90ba35fe22b94e55655c96.exedescription pid process target process PID 888 set thread context of 672 888 3f6cd0ff8f90ba35fe22b94e55655c96.exe 3f6cd0ff8f90ba35fe22b94e55655c96.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Processes:
3f6cd0ff8f90ba35fe22b94e55655c96.exedescription ioc process Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 3f6cd0ff8f90ba35fe22b94e55655c96.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13 3f6cd0ff8f90ba35fe22b94e55655c96.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 3f6cd0ff8f90ba35fe22b94e55655c96.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 3f6cd0ff8f90ba35fe22b94e55655c96.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 3f6cd0ff8f90ba35fe22b94e55655c96.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 3f6cd0ff8f90ba35fe22b94e55655c96.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
powershell.exepid process 2004 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
3f6cd0ff8f90ba35fe22b94e55655c96.exepowershell.exe3f6cd0ff8f90ba35fe22b94e55655c96.exedescription pid process Token: SeDebugPrivilege 888 3f6cd0ff8f90ba35fe22b94e55655c96.exe Token: SeDebugPrivilege 2004 powershell.exe Token: SeDebugPrivilege 672 3f6cd0ff8f90ba35fe22b94e55655c96.exe Token: SeShutdownPrivilege 672 3f6cd0ff8f90ba35fe22b94e55655c96.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
3f6cd0ff8f90ba35fe22b94e55655c96.exepid process 672 3f6cd0ff8f90ba35fe22b94e55655c96.exe 672 3f6cd0ff8f90ba35fe22b94e55655c96.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
3f6cd0ff8f90ba35fe22b94e55655c96.exedescription pid process target process PID 888 wrote to memory of 2004 888 3f6cd0ff8f90ba35fe22b94e55655c96.exe powershell.exe PID 888 wrote to memory of 2004 888 3f6cd0ff8f90ba35fe22b94e55655c96.exe powershell.exe PID 888 wrote to memory of 2004 888 3f6cd0ff8f90ba35fe22b94e55655c96.exe powershell.exe PID 888 wrote to memory of 2004 888 3f6cd0ff8f90ba35fe22b94e55655c96.exe powershell.exe PID 888 wrote to memory of 672 888 3f6cd0ff8f90ba35fe22b94e55655c96.exe 3f6cd0ff8f90ba35fe22b94e55655c96.exe PID 888 wrote to memory of 672 888 3f6cd0ff8f90ba35fe22b94e55655c96.exe 3f6cd0ff8f90ba35fe22b94e55655c96.exe PID 888 wrote to memory of 672 888 3f6cd0ff8f90ba35fe22b94e55655c96.exe 3f6cd0ff8f90ba35fe22b94e55655c96.exe PID 888 wrote to memory of 672 888 3f6cd0ff8f90ba35fe22b94e55655c96.exe 3f6cd0ff8f90ba35fe22b94e55655c96.exe PID 888 wrote to memory of 672 888 3f6cd0ff8f90ba35fe22b94e55655c96.exe 3f6cd0ff8f90ba35fe22b94e55655c96.exe PID 888 wrote to memory of 672 888 3f6cd0ff8f90ba35fe22b94e55655c96.exe 3f6cd0ff8f90ba35fe22b94e55655c96.exe PID 888 wrote to memory of 672 888 3f6cd0ff8f90ba35fe22b94e55655c96.exe 3f6cd0ff8f90ba35fe22b94e55655c96.exe PID 888 wrote to memory of 672 888 3f6cd0ff8f90ba35fe22b94e55655c96.exe 3f6cd0ff8f90ba35fe22b94e55655c96.exe PID 888 wrote to memory of 672 888 3f6cd0ff8f90ba35fe22b94e55655c96.exe 3f6cd0ff8f90ba35fe22b94e55655c96.exe PID 888 wrote to memory of 672 888 3f6cd0ff8f90ba35fe22b94e55655c96.exe 3f6cd0ff8f90ba35fe22b94e55655c96.exe PID 888 wrote to memory of 672 888 3f6cd0ff8f90ba35fe22b94e55655c96.exe 3f6cd0ff8f90ba35fe22b94e55655c96.exe PID 888 wrote to memory of 672 888 3f6cd0ff8f90ba35fe22b94e55655c96.exe 3f6cd0ff8f90ba35fe22b94e55655c96.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3f6cd0ff8f90ba35fe22b94e55655c96.exe"C:\Users\Admin\AppData\Local\Temp\3f6cd0ff8f90ba35fe22b94e55655c96.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Modifies system certificate store
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:888 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMgA5AA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2004
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C:\Users\Admin\AppData\Local\Temp\3f6cd0ff8f90ba35fe22b94e55655c96.exeC:\Users\Admin\AppData\Local\Temp\3f6cd0ff8f90ba35fe22b94e55655c96.exe2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:672
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