Analysis
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max time kernel
43s -
max time network
48s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
29-10-2022 00:38
Static task
static1
Behavioral task
behavioral1
Sample
5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe
Resource
win7-20220901-en
General
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Target
5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe
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Size
60KB
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MD5
0ad95a7819e31770f0b6628621ed1270
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SHA1
91cd7d5d95d96cc211c91f3ebbb778a2c5886079
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SHA256
5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2
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SHA512
96831e0d9e98963d1a150b8ee6ad0dbb8f71bdf7402b8d007a9dfe2d6b84d60e8f3e65d6ab198f9bd8007577974768e19ba8dc33c08f8751c82395fb46fe15b7
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SSDEEP
768:IKEWYJPdc6Aqgp7fE/6NqpgYR86WQOPePSFRYwfJNMcQlbZ81:IKEWYJRc7fC6u/RhW9PeENMcQl981
Malware Config
Signatures
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Possible privilege escalation attempt 2 IoCs
Processes:
takeown.exeicacls.exepid process 1160 takeown.exe 1356 icacls.exe -
Modifies file permissions 1 TTPs 2 IoCs
Processes:
takeown.exeicacls.exepid process 1160 takeown.exe 1356 icacls.exe -
Drops file in System32 directory 2 IoCs
Processes:
5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exedescription ioc process File opened for modification \??\c:\windows\SysWOW64\tcfri.exe 5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe File created \??\c:\windows\SysWOW64\tcfri.exe 5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exepid process 1716 5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exedescription pid process target process PID 1716 wrote to memory of 1160 1716 5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe takeown.exe PID 1716 wrote to memory of 1160 1716 5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe takeown.exe PID 1716 wrote to memory of 1160 1716 5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe takeown.exe PID 1716 wrote to memory of 1160 1716 5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe takeown.exe PID 1716 wrote to memory of 1356 1716 5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe icacls.exe PID 1716 wrote to memory of 1356 1716 5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe icacls.exe PID 1716 wrote to memory of 1356 1716 5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe icacls.exe PID 1716 wrote to memory of 1356 1716 5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe icacls.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe"C:\Users\Admin\AppData\Local\Temp\5d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2.exe"1⤵
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1716 -
C:\Windows\SysWOW64\takeown.exeC:\Windows\system32\takeown.exe /f "c:\windows\system32\tcfri.exe"2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1160 -
C:\Windows\SysWOW64\icacls.exeC:\Windows\system32\icacls.exe "c:\windows\system32\tcfri.exe" /grant SYSTEM:F2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1356
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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\??\c:\windows\SysWOW64\tcfri.exeFilesize
60KB
MD50ad95a7819e31770f0b6628621ed1270
SHA191cd7d5d95d96cc211c91f3ebbb778a2c5886079
SHA2565d78dda2707197f2d95b9f93109aa48ef55e4d7525ac269da832b6bbd97258c2
SHA51296831e0d9e98963d1a150b8ee6ad0dbb8f71bdf7402b8d007a9dfe2d6b84d60e8f3e65d6ab198f9bd8007577974768e19ba8dc33c08f8751c82395fb46fe15b7
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memory/1160-56-0x0000000000000000-mapping.dmp
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memory/1356-57-0x0000000000000000-mapping.dmp