Analysis

  • max time kernel
    140s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 09:10

General

  • Target

    0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20.exe

  • Size

    150KB

  • MD5

    8e0b27047bf6ba2e5ccf5fae00f08a8b

  • SHA1

    7aa44927ad8dd75ef1eaf281e38b50e6a0789146

  • SHA256

    0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20

  • SHA512

    65b5a2adfb55c69751cd4fe8dd273bef4950b1a6ab163693439e84e3447f7198eaa0d86980f2eb6adfea156705937dad801bcafd73464674b300e21a7d354a2d

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 2 IoCs
  • suricata: ET MALWARE SUSPICIOUS UA (iexplore)

    suricata: ET MALWARE SUSPICIOUS UA (iexplore)

  • suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

    suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

  • 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\0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20.exe
    "C:\Users\Admin\AppData\Local\Temp\0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1744
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1540
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1068
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:880

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    MD5

    8d11c46358199b239a14c68374098271

    SHA1

    6dd9c4a89751fbbfdd4fed5096a471d4acbe09cb

    SHA256

    2441c9155fbaa18a2668d735283e39d259369f1e959e1571d25cfa0bb9bcd712

    SHA512

    4695b6e1f9999545be23eda87be77db045b96a2983e59d8fcbf5bb12ec63863f99d5fb35517d91dbc6daf336a6f3a76cbd23691776da942855ff36271222f946

  • \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    MD5

    8d11c46358199b239a14c68374098271

    SHA1

    6dd9c4a89751fbbfdd4fed5096a471d4acbe09cb

    SHA256

    2441c9155fbaa18a2668d735283e39d259369f1e959e1571d25cfa0bb9bcd712

    SHA512

    4695b6e1f9999545be23eda87be77db045b96a2983e59d8fcbf5bb12ec63863f99d5fb35517d91dbc6daf336a6f3a76cbd23691776da942855ff36271222f946

  • memory/1744-53-0x0000000075761000-0x0000000075763000-memory.dmp
    Filesize

    8KB