Analysis

  • max time kernel
    149s
  • 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
    18/05/2024, 00:07

General

  • Target
    522dfea93a76a9903776deddf02ad475_JaffaCakes118.exe
  • Size 856KB
  • Sample240518-aehr8aac67
  • SHA256 6fab25a8710f11d1aa6617eef386bdc8143585e80124f414a82db3406b2f5d92
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Luminosity 1 IoCs

    Luminosity is a RAT family that was on sale, while claiming to be a system administration utility.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\522dfea93a76a9903776deddf02ad475_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\522dfea93a76a9903776deddf02ad475_JaffaCakes118.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:884
    • C:\Windows\SysWOW64\schtasks.exe
      schtasks /create /tn "Client Monitor" /tr "'C:\Program Files (x86)\Client\client.exe' /startup" /sc MINUTE /f /rl highest
      2⤵
      • Luminosity
      • Creates scheduled task(s)
      PID:2072
    • C:\Windows\SysWOW64\REG.exe
      REG ADD "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce" /v "Client Monitor" /d "cmd /c """start """Client Monitor""" """C:\Program Files (x86)\Client\client.exe"""" /f /reg:64
      2⤵
      • Adds Run key to start application
      PID:2168
  • C:\Program Files (x86)\Client\client.exe
    "C:\Program Files (x86)\Client\client.exe" /startup
    1⤵
      PID:5024
    • C:\Program Files (x86)\Client\client.exe
      "C:\Program Files (x86)\Client\client.exe" /startup
      1⤵
        PID:4324

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            client.exe.log

            • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\client.exe.log
            • Size 588B
            • SHA256 9269d4383b8effa928b7b4a7b38ffa07587b23851f9430fbfe8e7284f845e722
            • MD5 SHA1 SHA512

            memory/884-0-0x0000000075202000-0x0000000075203000-memory.dmp

            memory/884-1-0x0000000075200000-0x00000000757B1000-memory.dmp

            memory/884-2-0x0000000075200000-0x00000000757B1000-memory.dmp

            memory/884-3-0x0000000075202000-0x0000000075203000-memory.dmp

            memory/884-4-0x0000000075200000-0x00000000757B1000-memory.dmp

            memory/884-5-0x0000000075200000-0x00000000757B1000-memory.dmp

            memory/4324-10-0x0000000075200000-0x00000000757B1000-memory.dmp

            memory/4324-11-0x0000000075200000-0x00000000757B1000-memory.dmp

            memory/4324-12-0x0000000075200000-0x00000000757B1000-memory.dmp

            memory/5024-6-0x0000000075200000-0x00000000757B1000-memory.dmp

            memory/5024-8-0x0000000075200000-0x00000000757B1000-memory.dmp