Analysis

  • max time kernel
    138s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 04:44

General

  • Target

    14a6d8576deb4de1bf5342924c6fed7f3335b6a4db2e628fc82ae10e19ebd260.exe

  • Size

    92KB

  • MD5

    527224b36cbb1542d0ab5756cd8fa40e

  • SHA1

    7d8a18f0c8c19ab2d940a7f54a2896b9797b1a7f

  • SHA256

    14a6d8576deb4de1bf5342924c6fed7f3335b6a4db2e628fc82ae10e19ebd260

  • SHA512

    bab730c8db3b05eab1e30c1424bcf1fd7a9e5281ddaac0e8fa181c2a2900c771c0ad23c00f1d926c694e304e44c720065a812a81389877a33fb909265c6811a4

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\14a6d8576deb4de1bf5342924c6fed7f3335b6a4db2e628fc82ae10e19ebd260.exe
    "C:\Users\Admin\AppData\Local\Temp\14a6d8576deb4de1bf5342924c6fed7f3335b6a4db2e628fc82ae10e19ebd260.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:856
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1212
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\14a6d8576deb4de1bf5342924c6fed7f3335b6a4db2e628fc82ae10e19ebd260.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:624
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:2016

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    30ca5bd17993043213b23ab70f4db2c0

    SHA1

    88bd02844f4ccc43ebf053fe0c4476aa246a479b

    SHA256

    825188a1e12efc18689bbe43da605a3692b9dca9203d53f9505b7b7047453469

    SHA512

    ddd97fc44f3697b161b4afde4bdb57c7a21cdcd6c74a35cc54946c0d3dbb3d6539db6e64b8c48642223a887bf7c8705763f6af830b274588dbc19e9f9fa93280

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

    MD5

    30ca5bd17993043213b23ab70f4db2c0

    SHA1

    88bd02844f4ccc43ebf053fe0c4476aa246a479b

    SHA256

    825188a1e12efc18689bbe43da605a3692b9dca9203d53f9505b7b7047453469

    SHA512

    ddd97fc44f3697b161b4afde4bdb57c7a21cdcd6c74a35cc54946c0d3dbb3d6539db6e64b8c48642223a887bf7c8705763f6af830b274588dbc19e9f9fa93280

  • memory/856-54-0x0000000075891000-0x0000000075893000-memory.dmp

    Filesize

    8KB