Analysis

  • max time kernel
    171s
  • max time network
    187s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    30-01-2022 14:16

General

  • Target

    7b4cbcc27e8b8cd05d3c2ef47d7f8febf4b149e2589c0f53c3ac56edcfbcc421.exe

  • Size

    633KB

  • MD5

    34f5faa94cf27f4f037f4bdfa135747a

  • SHA1

    ef73c66be0afe0b45b83ebd4cd276647de379407

  • SHA256

    7b4cbcc27e8b8cd05d3c2ef47d7f8febf4b149e2589c0f53c3ac56edcfbcc421

  • SHA512

    6e6bf8751fc80ba778fb32d1a295af5c47d6495fc89035f52b290214204f1466234d41f918d563e6d7fe830dccc0e4c1bc35e97a0835ccdb524b9b40fd39fb8a

Malware Config

Signatures

  • Luminosity 2 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
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7b4cbcc27e8b8cd05d3c2ef47d7f8febf4b149e2589c0f53c3ac56edcfbcc421.exe
    "C:\Users\Admin\AppData\Local\Temp\7b4cbcc27e8b8cd05d3c2ef47d7f8febf4b149e2589c0f53c3ac56edcfbcc421.exe"
    1⤵
    • Luminosity
    • Suspicious use of SetThreadContext
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:3480
    • C:\Users\Admin\AppData\Local\Temp\7b4cbcc27e8b8cd05d3c2ef47d7f8febf4b149e2589c0f53c3ac56edcfbcc421.exe
      "C:\Users\Admin\AppData\Local\Temp\7b4cbcc27e8b8cd05d3c2ef47d7f8febf4b149e2589c0f53c3ac56edcfbcc421.exe"
      2⤵
      • Adds Run key to start application
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4436
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /sc onlogon /tn "Windows Protector" /rl highest /tr "'C:\Program Files (x86)\Windows Defendier\Windows Defendier.exe' /startup" /f
        3⤵
        • Luminosity
        • Creates scheduled task(s)
        PID:1000

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3480-116-0x00000000013B0000-0x00000000013B1000-memory.dmp

    Filesize

    4KB

  • memory/4436-117-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/4436-119-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/4436-121-0x00000000017C0000-0x00000000017C1000-memory.dmp

    Filesize

    4KB