Analysis

  • max time kernel
    143s
  • max time network
    167s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 07:35

General

  • Target

    0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.exe

  • Size

    216KB

  • MD5

    d91ce2c9afb483d21425826144188a10

  • SHA1

    e08de4fe64f87d34b4c62090a2fdbc17db79e22e

  • SHA256

    0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8

  • SHA512

    2b7911eb7eaf72d54cb66a346e8eb236875be8161f0e523a4dc47638a6882ec81e18ae01c2885e433e41f1795171048dbe04ee02cc83263617a9f7dab480c162

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 4 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\0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.exe
    "C:\Users\Admin\AppData\Local\Temp\0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1940
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1876
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:748
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:952

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    0fb0c570228a68b391289b2fb0984c74

    SHA1

    05de78a1a30acb17be3a0afc5c0f5376224ac150

    SHA256

    6d66771a528c0511b389ae245e977c99a7052b6ca7702c3dfa83149f2d479d4e

    SHA512

    500cb58baa24bae30c1acba402b0b8abc4c154daa902e8a9af35507fd9b172b93d80db9a1714c74eef534de54caf17f9962b3c9cebc451fa4e3ecad0c7eafe8e

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

    MD5

    0fb0c570228a68b391289b2fb0984c74

    SHA1

    05de78a1a30acb17be3a0afc5c0f5376224ac150

    SHA256

    6d66771a528c0511b389ae245e977c99a7052b6ca7702c3dfa83149f2d479d4e

    SHA512

    500cb58baa24bae30c1acba402b0b8abc4c154daa902e8a9af35507fd9b172b93d80db9a1714c74eef534de54caf17f9962b3c9cebc451fa4e3ecad0c7eafe8e

  • memory/1876-60-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1940-55-0x00000000760F1000-0x00000000760F3000-memory.dmp

    Filesize

    8KB

  • memory/1940-59-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB