Analysis

  • max time kernel
    135s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 07:35

General

  • Target

    0d305031039d586cd70a31aaf7fa9c51bdd028ceaff9004846ec582f7ce41d57.exe

  • Size

    216KB

  • MD5

    737e53d8495c4dd62b39ca9e7ea717f0

  • SHA1

    16b0d49e84b5c5bf5d067c5434f234ba7bacef5d

  • SHA256

    0d305031039d586cd70a31aaf7fa9c51bdd028ceaff9004846ec582f7ce41d57

  • SHA512

    93ad7cd333fad3edc398506ce02bd3994553450dbdd2758730cfcdbc3201fb1212dee16caef22333d5ba1fd04dc7c11dc5564182badf7599ced42efa3b1abcc6

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\0d305031039d586cd70a31aaf7fa9c51bdd028ceaff9004846ec582f7ce41d57.exe
    "C:\Users\Admin\AppData\Local\Temp\0d305031039d586cd70a31aaf7fa9c51bdd028ceaff9004846ec582f7ce41d57.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1600
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1288
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0d305031039d586cd70a31aaf7fa9c51bdd028ceaff9004846ec582f7ce41d57.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1000
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1612

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    af2f73e10cdce445f1ba34175df34f3d

    SHA1

    583772533ae72c42471b40ce8628b72391c20ad3

    SHA256

    d4a0186b7a0b51b01ce065905c30576c4407c453ad94ee9c2e2107935a4d1ee4

    SHA512

    034ef4cbb678f0c95a2882201413a5054f2e5417b4704694da4481b2c18fcf7515b237811f9809b5c3e75740be5f6b3ccf83ec56e9ead83d60c3b75a1461f409

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

    MD5

    af2f73e10cdce445f1ba34175df34f3d

    SHA1

    583772533ae72c42471b40ce8628b72391c20ad3

    SHA256

    d4a0186b7a0b51b01ce065905c30576c4407c453ad94ee9c2e2107935a4d1ee4

    SHA512

    034ef4cbb678f0c95a2882201413a5054f2e5417b4704694da4481b2c18fcf7515b237811f9809b5c3e75740be5f6b3ccf83ec56e9ead83d60c3b75a1461f409

  • memory/1288-59-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1600-54-0x0000000075471000-0x0000000075473000-memory.dmp

    Filesize

    8KB

  • memory/1600-58-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB