Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-05-2024 12:24

General

  • Target

    7925400a7db00d3b6a11c49d522255f5_JaffaCakes118.exe

  • Size

    16KB

  • MD5

    7925400a7db00d3b6a11c49d522255f5

  • SHA1

    d819e355aca3db47d1affbba72081ec9d6c2ce5c

  • SHA256

    246e374106f294a24b21de1875b09d9ac778aa1dd744bb3b6795078156f5a18a

  • SHA512

    de676ea34696f9bd723276f5d779cd700abd626283e7cce86d137aa5fe91bf0ce3311bea10866eb45e25dd6dc7072a0fd39abbae94fcfb00c1d184b150b6359a

  • SSDEEP

    384:umDvAPDVH19GTXjdh9EuujYcV6AUwJFZb:uqyRV9AhGfYcV6Dw9b

Malware Config

Extracted

Family

loaderbot

C2

http://freebi8o.beget.tech/cmd.php

Signatures

  • LoaderBot

    LoaderBot is a loader written in .NET downloading and executing miners.

  • LoaderBot executable 1 IoCs
  • Drops startup file 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Creates scheduled task(s) 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7925400a7db00d3b6a11c49d522255f5_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\7925400a7db00d3b6a11c49d522255f5_JaffaCakes118.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2168
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\7925400a7db00d3b6a11c49d522255f5_JaffaCakes118.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4872
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /tn \System\SecurityServiceUpdate /tr C:\Users\Admin\AppData\Roaming\Windows\7925400a7db00d3b6a11c49d522255f5_JaffaCakes118.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
        3⤵
        • Creates scheduled task(s)
        PID:1292
  • C:\Users\Admin\AppData\Roaming\Windows\7925400a7db00d3b6a11c49d522255f5_JaffaCakes118.exe
    C:\Users\Admin\AppData\Roaming\Windows\7925400a7db00d3b6a11c49d522255f5_JaffaCakes118.exe
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1416
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\7925400a7db00d3b6a11c49d522255f5_JaffaCakes118.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1404
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /tn \System\SecurityServiceUpdate /tr C:\Users\Admin\AppData\Roaming\Windows\7925400a7db00d3b6a11c49d522255f5_JaffaCakes118.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
        3⤵
        • Creates scheduled task(s)
        PID:1044

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1416-5-0x0000000074B00000-0x00000000752B0000-memory.dmp

    Filesize

    7.7MB

  • memory/1416-8-0x0000000074B00000-0x00000000752B0000-memory.dmp

    Filesize

    7.7MB

  • memory/1416-7-0x0000000074B00000-0x00000000752B0000-memory.dmp

    Filesize

    7.7MB

  • memory/2168-0-0x0000000074B0E000-0x0000000074B0F000-memory.dmp

    Filesize

    4KB

  • memory/2168-1-0x0000000000B50000-0x0000000000B5A000-memory.dmp

    Filesize

    40KB

  • memory/2168-3-0x0000000005660000-0x00000000056C6000-memory.dmp

    Filesize

    408KB

  • memory/2168-4-0x0000000074B00000-0x00000000752B0000-memory.dmp

    Filesize

    7.7MB

  • memory/2168-9-0x0000000074B0E000-0x0000000074B0F000-memory.dmp

    Filesize

    4KB

  • memory/2168-10-0x0000000074B00000-0x00000000752B0000-memory.dmp

    Filesize

    7.7MB