Analysis

  • max time kernel
    154s
  • max time network
    178s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 03:41

General

  • Target

    16f8256c1c9368c94a92f88aff659e1a1dded14478f7d420f69568c268832083.exe

  • Size

    150KB

  • MD5

    4a42efd403a045b1417551cf3709dee7

  • SHA1

    3bae8b9af98458fa09a9fe9c23fdc4d5e9aed4d5

  • SHA256

    16f8256c1c9368c94a92f88aff659e1a1dded14478f7d420f69568c268832083

  • SHA512

    ad623803750f51253f42ce58a9a1c9631a4251a6c008521fd73311b25ba609a584416465b3b033742ac8945a0da9c89480634bc01876cce83f623c7558c2f09d

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\16f8256c1c9368c94a92f88aff659e1a1dded14478f7d420f69568c268832083.exe
    "C:\Users\Admin\AppData\Local\Temp\16f8256c1c9368c94a92f88aff659e1a1dded14478f7d420f69568c268832083.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1680
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1324
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\16f8256c1c9368c94a92f88aff659e1a1dded14478f7d420f69568c268832083.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1976
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:840

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    abed91683299bdb3239e5feecf70612e

    SHA1

    57ab70dd5828ef33522aa1a7d043b39393b945ca

    SHA256

    00f9b8299d7b42bfb4512a0d6e01834b67e818d81da8d38bbd76784c2783ee02

    SHA512

    da27ba8f744c31fb3720910f874e71313facd811cc752e237c5df65755b0070a7073d000968b7ea8f0d3337f96ce22401f05215bc282cdddcaccd4e1f23abed9

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

    MD5

    abed91683299bdb3239e5feecf70612e

    SHA1

    57ab70dd5828ef33522aa1a7d043b39393b945ca

    SHA256

    00f9b8299d7b42bfb4512a0d6e01834b67e818d81da8d38bbd76784c2783ee02

    SHA512

    da27ba8f744c31fb3720910f874e71313facd811cc752e237c5df65755b0070a7073d000968b7ea8f0d3337f96ce22401f05215bc282cdddcaccd4e1f23abed9

  • memory/1680-55-0x0000000075021000-0x0000000075023000-memory.dmp

    Filesize

    8KB