Analysis
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max time kernel
87s -
max time network
96s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
21-10-2022 16:52
Static task
static1
Behavioral task
behavioral1
Sample
c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe
Resource
win7-20220812-en
General
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Target
c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe
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Size
1.4MB
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MD5
4a6f683017a0ebdb331567c11c82a900
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SHA1
db4bf2b739aa96dae00a4594c2866dae76cb39b8
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SHA256
c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4
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SHA512
b3d735109c45d5d81a622cfcc42131fc0ee8d5564069bd34afb649b62e74566a7b20f64a785044d1e1b46061f9bb5bdbc6e537ae70c1fe751a549202c4b2bf04
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SSDEEP
24576:UNmF/mnBoDM5f7F2JQRKZk+61i5cCPWZj+VhL8OamPRKplJfVXT24WTEvzHJDsl:UYVZo5TcJQqk+61i5cYWZjSTDPYtfVj2
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
ms.exepid process 1048 ms.exe -
Possible privilege escalation attempt 2 IoCs
Processes:
takeown.exeicacls.exepid process 1812 takeown.exe 1820 icacls.exe -
Loads dropped DLL 1 IoCs
Processes:
c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exepid process 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe -
Modifies file permissions 1 TTPs 2 IoCs
Processes:
takeown.exeicacls.exepid process 1812 takeown.exe 1820 icacls.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in Windows directory 2 IoCs
Processes:
c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exedescription ioc process File opened for modification C:\WINDOWS\Bef.tmp c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe File opened for modification C:\Windows\yre.tmp c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe -
Suspicious behavior: EnumeratesProcesses 37 IoCs
Processes:
c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exepid process 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
takeown.exedescription pid process Token: SeTakeOwnershipPrivilege 1812 takeown.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
ms.exepid process 1048 ms.exe 1048 ms.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exems.exedescription pid process target process PID 1648 wrote to memory of 1048 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe ms.exe PID 1648 wrote to memory of 1048 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe ms.exe PID 1648 wrote to memory of 1048 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe ms.exe PID 1648 wrote to memory of 1048 1648 c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe ms.exe PID 1048 wrote to memory of 1812 1048 ms.exe takeown.exe PID 1048 wrote to memory of 1812 1048 ms.exe takeown.exe PID 1048 wrote to memory of 1812 1048 ms.exe takeown.exe PID 1048 wrote to memory of 1812 1048 ms.exe takeown.exe PID 1048 wrote to memory of 1820 1048 ms.exe icacls.exe PID 1048 wrote to memory of 1820 1048 ms.exe icacls.exe PID 1048 wrote to memory of 1820 1048 ms.exe icacls.exe PID 1048 wrote to memory of 1820 1048 ms.exe icacls.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe"C:\Users\Admin\AppData\Local\Temp\c6b95535489c39f300913847787e90718b3ca12814eceb83a68113f68487d1d4.exe"1⤵
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\ms.exeC:\Users\Admin\AppData\Local\Temp\ms.exe k2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\takeown.exetakeown /f "C:\WINDOWS\system32\Sens.dll"3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\icacls.exeicacls "C:\WINDOWS\system32\Sens.dll" /grant administrators:F3⤵
- Possible privilege escalation attempt
- Modifies file permissions
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\ms.exeFilesize
424KB
MD5a6c6dc74d7f061d01ef9b2cc4451a760
SHA146158a4b95126d95e0187ce066126c9482b44568
SHA256c63e23d1efe9bbb79cb80def879c087fafe4ee4dfb4e8918cb0bc9ac72db0915
SHA512800236114c6f9a5a25b425a2ba1f118250b6ecc7d935fa980b2e9408c0d8d1991c2be5fc698ca951375c0fb0d79edd878c323bd230bb7084c2fe7f1362deb3bd
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C:\Users\Admin\AppData\Local\Temp\ms.exeFilesize
424KB
MD5a6c6dc74d7f061d01ef9b2cc4451a760
SHA146158a4b95126d95e0187ce066126c9482b44568
SHA256c63e23d1efe9bbb79cb80def879c087fafe4ee4dfb4e8918cb0bc9ac72db0915
SHA512800236114c6f9a5a25b425a2ba1f118250b6ecc7d935fa980b2e9408c0d8d1991c2be5fc698ca951375c0fb0d79edd878c323bd230bb7084c2fe7f1362deb3bd
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\Users\Admin\AppData\Local\Temp\ms.exeFilesize
424KB
MD5a6c6dc74d7f061d01ef9b2cc4451a760
SHA146158a4b95126d95e0187ce066126c9482b44568
SHA256c63e23d1efe9bbb79cb80def879c087fafe4ee4dfb4e8918cb0bc9ac72db0915
SHA512800236114c6f9a5a25b425a2ba1f118250b6ecc7d935fa980b2e9408c0d8d1991c2be5fc698ca951375c0fb0d79edd878c323bd230bb7084c2fe7f1362deb3bd
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memory/1048-56-0x0000000000000000-mapping.dmp
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memory/1648-54-0x0000000076121000-0x0000000076123000-memory.dmpFilesize
8KB
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memory/1812-60-0x0000000000000000-mapping.dmp
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memory/1820-61-0x0000000000000000-mapping.dmp