Analysis

  • max time kernel
    138s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 04:12

General

  • Target

    15cc7024f20dd62fce4f0af4d8bea6bf9a44de2860539b8a2fc6b456ebc82971.exe

  • Size

    92KB

  • MD5

    b993d83a7edc8f6d097869fc8e964217

  • SHA1

    714ecf29d005da852beb7034965c16203d820905

  • SHA256

    15cc7024f20dd62fce4f0af4d8bea6bf9a44de2860539b8a2fc6b456ebc82971

  • SHA512

    1afd93ad8f19311e50bb588c4032a9f7190e51a30c7e47eac33261d3b97a951c8feaf172909c9beb847469cd8b613765e3576aedbf90e1b791e08bed66d706ca

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\15cc7024f20dd62fce4f0af4d8bea6bf9a44de2860539b8a2fc6b456ebc82971.exe
    "C:\Users\Admin\AppData\Local\Temp\15cc7024f20dd62fce4f0af4d8bea6bf9a44de2860539b8a2fc6b456ebc82971.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:792
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1572
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\15cc7024f20dd62fce4f0af4d8bea6bf9a44de2860539b8a2fc6b456ebc82971.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:876
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:440

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    3565fa1502dd2fec3fd5b32903c25f1d

    SHA1

    bcbfdae91dafc233513e28b937660afdb16045c0

    SHA256

    9a8a677c0cdd9f51239e0ad09ba7e753007146403021877e63e532f6fa344b80

    SHA512

    6b0158a69f601e39027c874941919d5daea36eedca99e47c082702cb1358b48fd3036f991059a36ef133e8e706f5eafd170aa5ffd21c0a93d8ea5f897bb65c09

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

    MD5

    3565fa1502dd2fec3fd5b32903c25f1d

    SHA1

    bcbfdae91dafc233513e28b937660afdb16045c0

    SHA256

    9a8a677c0cdd9f51239e0ad09ba7e753007146403021877e63e532f6fa344b80

    SHA512

    6b0158a69f601e39027c874941919d5daea36eedca99e47c082702cb1358b48fd3036f991059a36ef133e8e706f5eafd170aa5ffd21c0a93d8ea5f897bb65c09

  • memory/792-54-0x0000000075D11000-0x0000000075D13000-memory.dmp

    Filesize

    8KB