Analysis

  • max time kernel
    143s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/10/2023, 17:33

General

  • Target
    568292d2e4101ca0c263f906e97344a4_JC.exe
  • Size 79KB
  • Sample231003-v49bpagb49
  • SHA256 75dcbf5b364ce82e5a58d265a73b95f3613da09f421391a7b1576fa475fe36fb
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula payload 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\568292d2e4101ca0c263f906e97344a4_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\568292d2e4101ca0c263f906e97344a4_JC.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2148
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1788
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\568292d2e4101ca0c263f906e97344a4_JC.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3604
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:3452
  • C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
    1⤵
      PID:2852
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k UnistackSvcGroup
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4364

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          MediaCenter.exe

          • Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
          • Size 79KB
          • SHA256 7c36fa3ad673a6bcb468868e4758bf2faccf297c4f45c2b95dd10ce0508b17a2
          • MD5 SHA1 SHA512 SSDEEP

          MediaCenter.exe

          • Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
          • Size 79KB
          • SHA256 7c36fa3ad673a6bcb468868e4758bf2faccf297c4f45c2b95dd10ce0508b17a2
          • MD5 SHA1 SHA512 SSDEEP

          memory/4364-4-0x0000022970040000-0x0000022970050000-memory.dmp

          memory/4364-20-0x0000022970140000-0x0000022970150000-memory.dmp

          memory/4364-36-0x00000229784A0000-0x00000229784A1000-memory.dmp

          memory/4364-38-0x00000229784D0000-0x00000229784D1000-memory.dmp

          memory/4364-39-0x00000229784D0000-0x00000229784D1000-memory.dmp

          memory/4364-40-0x00000229785E0000-0x00000229785E1000-memory.dmp