Analysis
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max time kernel
145s -
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
6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe
Resource
win7-20221111-en
General
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Target
6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe
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Size
1.4MB
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MD5
26cbf7325a7d7a299559f600f722a3f0
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SHA1
27ec891418be149ba051cc8ccd61b14ede8e2f5e
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SHA256
6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a
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SHA512
10b8334b7c2d1d9c3ae04cd409c960e7c3a4f1ecb5e634c2341b1a047e980e520a05ef77b5c5398f5c744e3496a33733f1d267b4956d29a556f0a3d304bc318b
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SSDEEP
24576:bNmF/mnBoDM5f7F2XQRKZk+61i5cCPWZj+VhyDvsuxxQ/zhmLSiVVloZy4/Q:bYVZo5TcXQqk+61i5cYWZjSEUqq/5iVF
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
ms.exepid process 908 ms.exe -
Possible privilege escalation attempt 2 IoCs
Processes:
takeown.exeicacls.exepid process 1804 takeown.exe 1540 icacls.exe -
Loads dropped DLL 1 IoCs
Processes:
6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exepid process 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe -
Modifies file permissions 1 TTPs 2 IoCs
Processes:
takeown.exeicacls.exepid process 1804 takeown.exe 1540 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:
6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exedescription ioc process File opened for modification C:\WINDOWS\Bef.tmp 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe File opened for modification C:\Windows\yre.tmp 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe -
Suspicious behavior: EnumeratesProcesses 37 IoCs
Processes:
6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exepid process 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
takeown.exedescription pid process Token: SeTakeOwnershipPrivilege 1804 takeown.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
ms.exepid process 908 ms.exe 908 ms.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exems.exedescription pid process target process PID 1648 wrote to memory of 908 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe ms.exe PID 1648 wrote to memory of 908 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe ms.exe PID 1648 wrote to memory of 908 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe ms.exe PID 1648 wrote to memory of 908 1648 6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe ms.exe PID 908 wrote to memory of 1804 908 ms.exe takeown.exe PID 908 wrote to memory of 1804 908 ms.exe takeown.exe PID 908 wrote to memory of 1804 908 ms.exe takeown.exe PID 908 wrote to memory of 1804 908 ms.exe takeown.exe PID 908 wrote to memory of 1540 908 ms.exe icacls.exe PID 908 wrote to memory of 1540 908 ms.exe icacls.exe PID 908 wrote to memory of 1540 908 ms.exe icacls.exe PID 908 wrote to memory of 1540 908 ms.exe icacls.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.exe"C:\Users\Admin\AppData\Local\Temp\6def100b3210199fd536931c6ff23bfb5937fb4fa898053ab5390f2f5576644a.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/908-56-0x0000000000000000-mapping.dmp
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memory/1540-61-0x0000000000000000-mapping.dmp
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memory/1648-54-0x0000000075A31000-0x0000000075A33000-memory.dmpFilesize
8KB
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memory/1804-60-0x0000000000000000-mapping.dmp