Analysis
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max time kernel
188s -
max time network
196s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
13-10-2022 17:25
Static task
static1
Behavioral task
behavioral1
Sample
3b3c8a6477dec0ad8f8668bce56c269dd2aa16aea36d0aad0c158cc5f8a54346.exe
Resource
win7-20220812-en
windows7-x64
6 signatures
150 seconds
General
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Target
3b3c8a6477dec0ad8f8668bce56c269dd2aa16aea36d0aad0c158cc5f8a54346.exe
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Size
36KB
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MD5
62ef87c70c996498897a2bd2c4474f40
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SHA1
9d65655635fff42e5a1123e2d0ab8a47ead1b128
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SHA256
3b3c8a6477dec0ad8f8668bce56c269dd2aa16aea36d0aad0c158cc5f8a54346
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SHA512
1880cb5f94c62120119404e5d5efd5c820cedc92c20da6b7c4f95b83e9470e3224933c29e7ffc2ef9ca1a9aac9ee000a115b38511fa156d8bb6267617c802757
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SSDEEP
384:/TN/wbgzyiPdWbgnEw5jGOJ2o5xCR08epdPCNC0UP4tbSHM7brQEnfjCSNDM4Mi:/x/wbglpEgjGOJcOjpdPCNlUPabLNp
Malware Config
Signatures
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Possible privilege escalation attempt 2 IoCs
Processes:
takeown.exeicacls.exepid process 4356 takeown.exe 480 icacls.exe -
Modifies file permissions 1 TTPs 2 IoCs
Processes:
takeown.exeicacls.exepid process 4356 takeown.exe 480 icacls.exe -
Drops file in System32 directory 1 IoCs
Processes:
3b3c8a6477dec0ad8f8668bce56c269dd2aa16aea36d0aad0c158cc5f8a54346.exedescription ioc process File opened for modification C:\Windows\SysWOW64\cmd.exe 3b3c8a6477dec0ad8f8668bce56c269dd2aa16aea36d0aad0c158cc5f8a54346.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
takeown.exedescription pid process Token: SeTakeOwnershipPrivilege 4356 takeown.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
3b3c8a6477dec0ad8f8668bce56c269dd2aa16aea36d0aad0c158cc5f8a54346.exepid process 4220 3b3c8a6477dec0ad8f8668bce56c269dd2aa16aea36d0aad0c158cc5f8a54346.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
3b3c8a6477dec0ad8f8668bce56c269dd2aa16aea36d0aad0c158cc5f8a54346.exedescription pid process target process PID 4220 wrote to memory of 4356 4220 3b3c8a6477dec0ad8f8668bce56c269dd2aa16aea36d0aad0c158cc5f8a54346.exe takeown.exe PID 4220 wrote to memory of 4356 4220 3b3c8a6477dec0ad8f8668bce56c269dd2aa16aea36d0aad0c158cc5f8a54346.exe takeown.exe PID 4220 wrote to memory of 4356 4220 3b3c8a6477dec0ad8f8668bce56c269dd2aa16aea36d0aad0c158cc5f8a54346.exe takeown.exe PID 4220 wrote to memory of 480 4220 3b3c8a6477dec0ad8f8668bce56c269dd2aa16aea36d0aad0c158cc5f8a54346.exe icacls.exe PID 4220 wrote to memory of 480 4220 3b3c8a6477dec0ad8f8668bce56c269dd2aa16aea36d0aad0c158cc5f8a54346.exe icacls.exe PID 4220 wrote to memory of 480 4220 3b3c8a6477dec0ad8f8668bce56c269dd2aa16aea36d0aad0c158cc5f8a54346.exe icacls.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3b3c8a6477dec0ad8f8668bce56c269dd2aa16aea36d0aad0c158cc5f8a54346.exe"C:\Users\Admin\AppData\Local\Temp\3b3c8a6477dec0ad8f8668bce56c269dd2aa16aea36d0aad0c158cc5f8a54346.exe"1⤵
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\takeown.exeC:\Windows\System32\takeown.exe /f "C:\Windows\System32\cmd.exe"2⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\icacls.exeC:\Windows\System32\icacls.exe "C:\Windows\System32\cmd.exe" /grant Users:F2⤵
- Possible privilege escalation attempt
- Modifies file permissions