Analysis

  • max time kernel
    151s
  • max time network
    160s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 08:24

General

  • Target

    0b2300c2acf5d47179b4c0493b342edb4241c7f0aca10ff7bdc718351c968c84.exe

  • Size

    92KB

  • MD5

    a17510b7abe7dfc7e5767e0efe03502f

  • SHA1

    9a5166d18c615f3fefaae2c0bf1450beabbae73c

  • SHA256

    0b2300c2acf5d47179b4c0493b342edb4241c7f0aca10ff7bdc718351c968c84

  • SHA512

    b8ec71ba497de8baf10358ac2904786581126ef4935912632efeb73b15adae1c24693be1c8e3e4a525dcf0e8f9006efb895884804f61aa23a4919322e20a7a53

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\0b2300c2acf5d47179b4c0493b342edb4241c7f0aca10ff7bdc718351c968c84.exe
    "C:\Users\Admin\AppData\Local\Temp\0b2300c2acf5d47179b4c0493b342edb4241c7f0aca10ff7bdc718351c968c84.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1524
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1492
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0b2300c2acf5d47179b4c0493b342edb4241c7f0aca10ff7bdc718351c968c84.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1708
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:364

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    419319b8ba2d70912408d41314ffca47

    SHA1

    8b6f77f92f30c60f3565699479f66ad1addaba3b

    SHA256

    92edd042025fc18ea7dba9ff1ed3b7ba706a6e1df09e8a977d6a88d806cf2ba2

    SHA512

    61ecfc50bf17045baa8c39f0b81a893b9103ff7bf2b26d27e5b3b681a8ba382449c398d1648d71a084023da3e2befbd7e2a05df7bc199319880d03b56c91dda8

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

    419319b8ba2d70912408d41314ffca47

    SHA1

    8b6f77f92f30c60f3565699479f66ad1addaba3b

    SHA256

    92edd042025fc18ea7dba9ff1ed3b7ba706a6e1df09e8a977d6a88d806cf2ba2

    SHA512

    61ecfc50bf17045baa8c39f0b81a893b9103ff7bf2b26d27e5b3b681a8ba382449c398d1648d71a084023da3e2befbd7e2a05df7bc199319880d03b56c91dda8

  • memory/1524-54-0x0000000075D51000-0x0000000075D53000-memory.dmp
    Filesize

    8KB