Analysis
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max time kernel
146s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
19-11-2022 04:32
Static task
static1
Behavioral task
behavioral1
Sample
f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe
Resource
win7-20221111-en
General
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Target
f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe
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Size
1.4MB
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MD5
2f42ea8f6454ed0f80891474959e8170
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SHA1
112dfaca9df43068c9b15f002fba7f6ed0021c28
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SHA256
f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af
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SHA512
b00695058ab7629f40889c4a384480f8a4820cf58c6de8c73115264ec9f98b0733e05a7fc6d083f7c067472f87e240f49aa452540833c7276980e8d3ea6266fc
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SSDEEP
24576:rNmF/mnBoDM5f7F2FdcclPqVX7TwBTGQOD6N+FrFcWwWdXwMKfFtzpCGV9o984w4:rYVZo5TcFB1osWwWdw/v19hKL5ic/R
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
ms.exepid process 1328 ms.exe -
Possible privilege escalation attempt 2 IoCs
Processes:
takeown.exeicacls.exepid process 1740 takeown.exe 1528 icacls.exe -
Loads dropped DLL 1 IoCs
Processes:
f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exepid process 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe -
Modifies file permissions 1 TTPs 2 IoCs
Processes:
takeown.exeicacls.exepid process 1740 takeown.exe 1528 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:
f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exedescription ioc process File opened for modification C:\WINDOWS\Bef.tmp f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe File opened for modification C:\Windows\yre.tmp f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe -
Suspicious behavior: EnumeratesProcesses 37 IoCs
Processes:
f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exepid process 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
takeown.exedescription pid process Token: SeTakeOwnershipPrivilege 1740 takeown.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
ms.exepid process 1328 ms.exe 1328 ms.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exems.exedescription pid process target process PID 1512 wrote to memory of 1328 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe ms.exe PID 1512 wrote to memory of 1328 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe ms.exe PID 1512 wrote to memory of 1328 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe ms.exe PID 1512 wrote to memory of 1328 1512 f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe ms.exe PID 1328 wrote to memory of 1740 1328 ms.exe takeown.exe PID 1328 wrote to memory of 1740 1328 ms.exe takeown.exe PID 1328 wrote to memory of 1740 1328 ms.exe takeown.exe PID 1328 wrote to memory of 1740 1328 ms.exe takeown.exe PID 1328 wrote to memory of 1528 1328 ms.exe icacls.exe PID 1328 wrote to memory of 1528 1328 ms.exe icacls.exe PID 1328 wrote to memory of 1528 1328 ms.exe icacls.exe PID 1328 wrote to memory of 1528 1328 ms.exe icacls.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.exe"C:\Users\Admin\AppData\Local\Temp\f26d00e54e57ecb46349e15f78f3df535de1fb2d0b683373bea21e7f782fe6af.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
374KB
MD5329669196318038de3802d01041a603c
SHA1daf696b3c0994f32cc5949788f08d4d9ba2c33ef
SHA25602a939bb31cb50260f0bdfa59bb4417466fd121373964d99e343b43ff05f35a4
SHA512a707d4a2effbf087c5208f9bd1e539a492bd809a488c1340712f1b7fe0093f41d8af0926a4b9a88542e980bc77b1469aeb2b2255936e77a386ad213de7d01bb8
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C:\Users\Admin\AppData\Local\Temp\ms.exeFilesize
374KB
MD5329669196318038de3802d01041a603c
SHA1daf696b3c0994f32cc5949788f08d4d9ba2c33ef
SHA25602a939bb31cb50260f0bdfa59bb4417466fd121373964d99e343b43ff05f35a4
SHA512a707d4a2effbf087c5208f9bd1e539a492bd809a488c1340712f1b7fe0093f41d8af0926a4b9a88542e980bc77b1469aeb2b2255936e77a386ad213de7d01bb8
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\Users\Admin\AppData\Local\Temp\ms.exeFilesize
374KB
MD5329669196318038de3802d01041a603c
SHA1daf696b3c0994f32cc5949788f08d4d9ba2c33ef
SHA25602a939bb31cb50260f0bdfa59bb4417466fd121373964d99e343b43ff05f35a4
SHA512a707d4a2effbf087c5208f9bd1e539a492bd809a488c1340712f1b7fe0093f41d8af0926a4b9a88542e980bc77b1469aeb2b2255936e77a386ad213de7d01bb8
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memory/1328-56-0x0000000000000000-mapping.dmp
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memory/1512-54-0x0000000075C81000-0x0000000075C83000-memory.dmpFilesize
8KB
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memory/1528-61-0x0000000000000000-mapping.dmp
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memory/1740-60-0x0000000000000000-mapping.dmp