Analysis

  • max time kernel
    131s
  • max time network
    145s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    30-01-2022 23:58

General

  • Target

    8014fc78a954141852ee11229a254681c7860c1adf52bd2f1327c3176ed1d68b.exe

  • Size

    79KB

  • MD5

    3a1df1ec3ef499bb59f07845e7621155

  • SHA1

    61916fec02fd047c324af5d51c2490313e70d0e2

  • SHA256

    8014fc78a954141852ee11229a254681c7860c1adf52bd2f1327c3176ed1d68b

  • SHA512

    ba558db509a8a148d20605160da55cde7d01aae7542f4443f04030e018a1cb67aba8bcd0b0497d3142d258a5320dcf705f70f2393e4dbce4d9b970f22c32d866

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 2 IoCs
  • Executes dropped EXE 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 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8014fc78a954141852ee11229a254681c7860c1adf52bd2f1327c3176ed1d68b.exe
    "C:\Users\Admin\AppData\Local\Temp\8014fc78a954141852ee11229a254681c7860c1adf52bd2f1327c3176ed1d68b.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2548
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:3940
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\8014fc78a954141852ee11229a254681c7860c1adf52bd2f1327c3176ed1d68b.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1440
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:2312

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    6cc3deb25fcc052608ff42b55ef4ba70

    SHA1

    dbf637aa055b14041401bd35b219680edcad750a

    SHA256

    21283975d64e24b5c00f8187fa76bb892cacf07da213cc82aafcb47b7bbc27e2

    SHA512

    27047adcab7c535398026ee5364b88b3842e25edb8fc342f4fa91a0de0499e90f2107ba776b84c05a10d2fc570f73083f6a4d3274553ef7b24e9fa59b47b8b90

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

    MD5

    6cc3deb25fcc052608ff42b55ef4ba70

    SHA1

    dbf637aa055b14041401bd35b219680edcad750a

    SHA256

    21283975d64e24b5c00f8187fa76bb892cacf07da213cc82aafcb47b7bbc27e2

    SHA512

    27047adcab7c535398026ee5364b88b3842e25edb8fc342f4fa91a0de0499e90f2107ba776b84c05a10d2fc570f73083f6a4d3274553ef7b24e9fa59b47b8b90