Analysis

  • max time kernel
    154s
  • max time network
    164s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 11:53

General

  • Target

    0324f0c6867297faed5336c38bb44431ea6125a23aa05128dc573744cd9b1dec.exe

  • Size

    216KB

  • MD5

    dfeb85a50948b72021dd1e104d769842

  • SHA1

    36f3108c77a2688c626c8005c9e5b11090445e39

  • SHA256

    0324f0c6867297faed5336c38bb44431ea6125a23aa05128dc573744cd9b1dec

  • SHA512

    42d8e1259be3ab2e437b0d3efc57efa2f765cbb3bc12f36c1cb9119e5ecf7711b4a0904830eaa6a7707201cf5bf222b7a2e5edfbde1cf2811667dc8378a4e994

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\0324f0c6867297faed5336c38bb44431ea6125a23aa05128dc573744cd9b1dec.exe
    "C:\Users\Admin\AppData\Local\Temp\0324f0c6867297faed5336c38bb44431ea6125a23aa05128dc573744cd9b1dec.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1624
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:628
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0324f0c6867297faed5336c38bb44431ea6125a23aa05128dc573744cd9b1dec.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1988
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1028

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

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

    5eeaa7a30d7229f8ac8996602f2e5922

    SHA1

    898195b4b73e3a6dfd1f4ab4c3a3325931975898

    SHA256

    d6fe861edcc0b3ab068ff786626a42f76f8ef7f014d411b8bd0158f9c859edda

    SHA512

    c42419123fa6f01f2c0e3fe88338feec9f3eb86c15b1bf4557d44f0fbe5444989483548a7c6a694edf7e77047c0246a34cd66386bea5d173c7fbc5dfb4e14981

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

    5eeaa7a30d7229f8ac8996602f2e5922

    SHA1

    898195b4b73e3a6dfd1f4ab4c3a3325931975898

    SHA256

    d6fe861edcc0b3ab068ff786626a42f76f8ef7f014d411b8bd0158f9c859edda

    SHA512

    c42419123fa6f01f2c0e3fe88338feec9f3eb86c15b1bf4557d44f0fbe5444989483548a7c6a694edf7e77047c0246a34cd66386bea5d173c7fbc5dfb4e14981

  • memory/628-59-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/1624-54-0x0000000075761000-0x0000000075763000-memory.dmp
    Filesize

    8KB

  • memory/1624-58-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB