Analysis
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max time kernel
53s -
max time network
60s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
03-10-2022 23:53
Static task
static1
Behavioral task
behavioral1
Sample
74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe
Resource
win7-20220812-en
General
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Target
74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe
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Size
1.4MB
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MD5
037703395ad4e2073839ccacc21b6150
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SHA1
a865bc928e3d9802e30c0838ec2080681b518945
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SHA256
74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870
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SHA512
50f209921c333487ec4bf09fb2757620d1f1d561bf70aba0b87aba47646a6c49080f26a9f212493472a82da598a1bf690eddd622f028d019ddd8aa2b62fae0f3
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SSDEEP
24576:0NmF/mnBoDM5f7F2XQRKZk+61i5cCPWZj+VhyDvsuxxQ/zhmLSiVVloZy4/4:0YVZo5TcXQqk+61i5cYWZjSEUqq/5iVF
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
ms.exepid process 524 ms.exe -
Possible privilege escalation attempt 2 IoCs
Processes:
takeown.exeicacls.exepid process 1064 takeown.exe 1988 icacls.exe -
Loads dropped DLL 1 IoCs
Processes:
74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exepid process 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe -
Modifies file permissions 1 TTPs 2 IoCs
Processes:
takeown.exeicacls.exepid process 1064 takeown.exe 1988 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:
74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exedescription ioc process File opened for modification C:\Windows\yre.tmp 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe File opened for modification C:\WINDOWS\Bef.tmp 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe -
Suspicious behavior: EnumeratesProcesses 37 IoCs
Processes:
74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exepid process 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
takeown.exedescription pid process Token: SeTakeOwnershipPrivilege 1064 takeown.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
ms.exepid process 524 ms.exe 524 ms.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exems.exedescription pid process target process PID 1592 wrote to memory of 524 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe ms.exe PID 1592 wrote to memory of 524 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe ms.exe PID 1592 wrote to memory of 524 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe ms.exe PID 1592 wrote to memory of 524 1592 74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe ms.exe PID 524 wrote to memory of 1064 524 ms.exe takeown.exe PID 524 wrote to memory of 1064 524 ms.exe takeown.exe PID 524 wrote to memory of 1064 524 ms.exe takeown.exe PID 524 wrote to memory of 1064 524 ms.exe takeown.exe PID 524 wrote to memory of 1988 524 ms.exe icacls.exe PID 524 wrote to memory of 1988 524 ms.exe icacls.exe PID 524 wrote to memory of 1988 524 ms.exe icacls.exe PID 524 wrote to memory of 1988 524 ms.exe icacls.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.exe"C:\Users\Admin\AppData\Local\Temp\74651aaf3b6cb929a000de5bb8022bf3a1dc7928704fe6a0c5f3d669dc019870.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
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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\Users\Admin\AppData\Local\Temp\ms.exeFilesize
372KB
MD5f5657ab6890ac2d793860c7845e22c0e
SHA17a749290e47e64a6afbbd15aee33273c65418ff2
SHA256d48b73db28b5165f8cc65d3637a1245947a9c31efdee679dfb5a5680f3f90841
SHA51224f16b36369f7e49f8e740ed9f33598f6fb2ced32479868c6c0d7117613ddd30955cfde382a880b1dbe21ed05fa60a63aeb3cb0056a4910462a2240a2f254a51
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memory/524-56-0x0000000000000000-mapping.dmp
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memory/1064-60-0x0000000000000000-mapping.dmp
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memory/1592-54-0x0000000074FB1000-0x0000000074FB3000-memory.dmpFilesize
8KB
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memory/1988-61-0x0000000000000000-mapping.dmp