Analysis

  • max time kernel
    152s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    22-01-2022 01:28

General

  • Target

    3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exe

  • Size

    89KB

  • MD5

    97a6e9e93bc591baf588bada61559d6a

  • SHA1

    4f7236e2160cd9a8e9d3b326874b32a3cdf4273a

  • SHA256

    3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746

  • SHA512

    ef4ee2624ac586ffd9aecfd9e9b9e889106854405914e4de687431487a41c8d09a913660035c33cd8595973fa6e1376adda0658ba7122a9e142823aa4c2d4942

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 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). Likely ransomware behaviour.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exe
    "C:\Users\Admin\AppData\Local\Temp\3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1728
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1360
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\3926f6c04f2e3108a552f0c22c67a718f246a069b3207d6e4e1f64557de45746.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:432
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1100

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

    MD5

    490ecf1a8e50d2324ddfc39a67483cb2

    SHA1

    9e68a48c7cb4e39b3a2737f29bf0c20339e6f01e

    SHA256

    8ba6db4e93bca4de5e1b5d3dacfc22dd0970683f8c4c4044751b8dd0295f17f2

    SHA512

    a94de61a003bbc3f925373520ac04da06b60432c30c74493e2667cd326fa77f6d673f17c81ac75c1d52259ab8882d7be5c2c8c13a6e9d486a2869df168382fe1

  • \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

    MD5

    490ecf1a8e50d2324ddfc39a67483cb2

    SHA1

    9e68a48c7cb4e39b3a2737f29bf0c20339e6f01e

    SHA256

    8ba6db4e93bca4de5e1b5d3dacfc22dd0970683f8c4c4044751b8dd0295f17f2

    SHA512

    a94de61a003bbc3f925373520ac04da06b60432c30c74493e2667cd326fa77f6d673f17c81ac75c1d52259ab8882d7be5c2c8c13a6e9d486a2869df168382fe1

  • memory/1728-55-0x0000000074F11000-0x0000000074F13000-memory.dmp

    Filesize

    8KB