Analysis

  • max time kernel
    159s
  • max time network
    167s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    16/02/2022, 23:46

General

  • Target
    8e08c3897aa125f0228ed5ff31a14b8a1a7296d6a482cbcec7e39201cb6871b3.exe
  • Size 1.3MB
  • Sample220216-3sbkaafgal
  • SHA256 8e08c3897aa125f0228ed5ff31a14b8a1a7296d6a482cbcec7e39201cb6871b3
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • warzonerat

C2
  • wealth.warzonedns.com:5202

Signatures

  • NetWire RAT payload 9 IoCs
  • Netwire

    Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.

  • WarzoneRat, AveMaria

    WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.

  • Warzone RAT Payload 2 IoCs
  • Executes dropped EXE 5 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Suspicious use of SetThreadContext 2 IoCs
  • autoit_exe 3 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in Windows directory 8 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8e08c3897aa125f0228ed5ff31a14b8a1a7296d6a482cbcec7e39201cb6871b3.exe
    "C:\Users\Admin\AppData\Local\Temp\8e08c3897aa125f0228ed5ff31a14b8a1a7296d6a482cbcec7e39201cb6871b3.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4456
    • C:\Users\Admin\AppData\Roaming\Blasthost.exe
      "C:\Users\Admin\AppData\Roaming\Blasthost.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1264
      • C:\Users\Admin\AppData\Roaming\Imgburn\Host.exe
        "C:\Users\Admin\AppData\Roaming\Imgburn\Host.exe"
        3⤵
        • Executes dropped EXE
        PID:2224
    • C:\Users\Admin\AppData\Local\Temp\8e08c3897aa125f0228ed5ff31a14b8a1a7296d6a482cbcec7e39201cb6871b3.exe
      "C:\Users\Admin\AppData\Local\Temp\8e08c3897aa125f0228ed5ff31a14b8a1a7296d6a482cbcec7e39201cb6871b3.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4608
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe"
        3⤵
          PID:4780
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\SysWOW64\schtasks.exe" /create /tn raserver /tr "C:\Users\Admin\AppData\Roaming\aepic\RtDCpl64.exe" /sc minute /mo 1 /F
        2⤵
        • Creates scheduled task(s)
        PID:4300
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
      1⤵
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:1360
    • C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
      C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
      1⤵
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:5060
    • C:\Users\Admin\AppData\Roaming\aepic\RtDCpl64.exe
      C:\Users\Admin\AppData\Roaming\aepic\RtDCpl64.exe
      1⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:3412
      • C:\Users\Admin\AppData\Roaming\Blasthost.exe
        "C:\Users\Admin\AppData\Roaming\Blasthost.exe"
        2⤵
        • Executes dropped EXE
        PID:228
      • C:\Users\Admin\AppData\Roaming\aepic\RtDCpl64.exe
        "C:\Users\Admin\AppData\Roaming\aepic\RtDCpl64.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:4884
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe"
          3⤵
            PID:3104
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\SysWOW64\schtasks.exe" /create /tn raserver /tr "C:\Users\Admin\AppData\Roaming\aepic\RtDCpl64.exe" /sc minute /mo 1 /F
          2⤵
          • Creates scheduled task(s)
          PID:1704

      Network

            MITRE ATT&CK Enterprise v6

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            Downloads

            memory/1360-144-0x00000285D7F40000-0x00000285D7F50000-memory.dmp

            memory/1360-145-0x00000285D7FA0000-0x00000285D7FB0000-memory.dmp

            memory/1360-146-0x00000285DACC0000-0x00000285DACC4000-memory.dmp

            memory/3104-159-0x0000000001240000-0x0000000001241000-memory.dmp

            memory/4456-132-0x0000000001FD0000-0x0000000001FD1000-memory.dmp

            memory/4608-142-0x0000000000400000-0x000000000041D000-memory.dmp

            memory/4608-133-0x0000000000400000-0x000000000041D000-memory.dmp

            memory/4780-143-0x0000000000610000-0x0000000000611000-memory.dmp