Analysis
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max time kernel
92s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
03-10-2022 23:53
Static task
static1
Behavioral task
behavioral1
Sample
e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe
Resource
win7-20220812-en
General
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Target
e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe
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Size
1.4MB
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MD5
165e48a72d4b88fb6e5d4fa1f3b07240
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SHA1
0508632ea959eb7d34731564dff5f0318399d700
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SHA256
e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26
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SHA512
45c089e708218fe901d390c2ac37eef70e01aa958540f3253cc6a30b6a9decc7b413ca693c53ae4743a5a1fa270e429b5fccf45c2efe4ef398fc4affbb985ed2
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SSDEEP
24576:CNmF/mnBoDM5f7F2XQRKZk+61i5cCPWZj+VhyDvsuxxQ/zhmLSiVVloZy4/+:CYVZo5TcXQqk+61i5cYWZjSEUqq/5iV3
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
ms.exepid process 4908 ms.exe -
Possible privilege escalation attempt 2 IoCs
Processes:
takeown.exeicacls.exepid process 2316 takeown.exe 5032 icacls.exe -
Modifies file permissions 1 TTPs 2 IoCs
Processes:
takeown.exeicacls.exepid process 2316 takeown.exe 5032 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:
e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exedescription ioc process File opened for modification C:\Windows\yre.tmp e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe File opened for modification C:\WINDOWS\Bef.tmp e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exepid process 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
takeown.exedescription pid process Token: SeTakeOwnershipPrivilege 2316 takeown.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
ms.exepid process 4908 ms.exe 4908 ms.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exems.exedescription pid process target process PID 1360 wrote to memory of 4908 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe ms.exe PID 1360 wrote to memory of 4908 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe ms.exe PID 1360 wrote to memory of 4908 1360 e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe ms.exe PID 4908 wrote to memory of 2316 4908 ms.exe takeown.exe PID 4908 wrote to memory of 2316 4908 ms.exe takeown.exe PID 4908 wrote to memory of 5032 4908 ms.exe icacls.exe PID 4908 wrote to memory of 5032 4908 ms.exe icacls.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe"C:\Users\Admin\AppData\Local\Temp\e16b75fec384da67bae5a228b55cfebdedf7bd18744e78e444e4ee1dc7d20e26.exe"1⤵
- 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
372KB
MD5f5657ab6890ac2d793860c7845e22c0e
SHA17a749290e47e64a6afbbd15aee33273c65418ff2
SHA256d48b73db28b5165f8cc65d3637a1245947a9c31efdee679dfb5a5680f3f90841
SHA51224f16b36369f7e49f8e740ed9f33598f6fb2ced32479868c6c0d7117613ddd30955cfde382a880b1dbe21ed05fa60a63aeb3cb0056a4910462a2240a2f254a51
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C:\Users\Admin\AppData\Local\Temp\ms.exeFilesize
372KB
MD5f5657ab6890ac2d793860c7845e22c0e
SHA17a749290e47e64a6afbbd15aee33273c65418ff2
SHA256d48b73db28b5165f8cc65d3637a1245947a9c31efdee679dfb5a5680f3f90841
SHA51224f16b36369f7e49f8e740ed9f33598f6fb2ced32479868c6c0d7117613ddd30955cfde382a880b1dbe21ed05fa60a63aeb3cb0056a4910462a2240a2f254a51
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memory/2316-135-0x0000000000000000-mapping.dmp
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memory/4908-132-0x0000000000000000-mapping.dmp
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memory/5032-136-0x0000000000000000-mapping.dmp