Analysis

  • max time kernel
    149s
  • max time network
    157s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 03:04

General

  • Target

    18aefbd7bef8c442d31093c063004cf1fb26eba01fe00d5ac964a703cd516090.exe

  • Size

    89KB

  • MD5

    1b876e836dcfc62e153162d081c8c2ca

  • SHA1

    7aab00368ee009729625c03caa234ce88a2d9627

  • SHA256

    18aefbd7bef8c442d31093c063004cf1fb26eba01fe00d5ac964a703cd516090

  • SHA512

    3a2d24689fe20227c1c71c63e810de29995dcdadb7949b8ae463cc10edb9e21db2286538ff13a3babfd3c6ddc63d5fe6d900b970566c962ec47d7a1dd827e3dd

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\18aefbd7bef8c442d31093c063004cf1fb26eba01fe00d5ac964a703cd516090.exe
    "C:\Users\Admin\AppData\Local\Temp\18aefbd7bef8c442d31093c063004cf1fb26eba01fe00d5ac964a703cd516090.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1452
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1744
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18aefbd7bef8c442d31093c063004cf1fb26eba01fe00d5ac964a703cd516090.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:1060

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    9d99a6e6adae7dd7c3d4a8ddd8f8aa02

    SHA1

    2c210608a89f575767ca747e54054e9886a79903

    SHA256

    6ac03e4c4f5c6f771b4a57eb1bf16cb70a74aaf6f8d37af673bed6793a8845d1

    SHA512

    21665ed4d3aeff1b4db6a51d2a01429530c3e7a38d4b502a1feafcf0a5ff7702bbf15524d7cbd7f8ab150f52e2920f0908269091e254692ae3a4c9b23b40b5c3

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

    MD5

    9d99a6e6adae7dd7c3d4a8ddd8f8aa02

    SHA1

    2c210608a89f575767ca747e54054e9886a79903

    SHA256

    6ac03e4c4f5c6f771b4a57eb1bf16cb70a74aaf6f8d37af673bed6793a8845d1

    SHA512

    21665ed4d3aeff1b4db6a51d2a01429530c3e7a38d4b502a1feafcf0a5ff7702bbf15524d7cbd7f8ab150f52e2920f0908269091e254692ae3a4c9b23b40b5c3

  • memory/1452-54-0x0000000075AE1000-0x0000000075AE3000-memory.dmp

    Filesize

    8KB