Analysis

  • max time kernel
    151s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-10-2022 01:27

General

  • Target

    47d5797ef03933dea5dae24061dfefb0209890bb32852deb303a585c8bb23d00.exe

  • Size

    476KB

  • MD5

    f336990aa9a506bea6ea273f5653638e

  • SHA1

    3d3d15712d242c2cf3ccce328cd54188d00ee81c

  • SHA256

    47d5797ef03933dea5dae24061dfefb0209890bb32852deb303a585c8bb23d00

  • SHA512

    a4338a7b2ea44d66e2eb0949a808964b0ceb1c1306e6e7ff8bc35b7de6a4030216b81033c4f8c6268b2e3676bb0e92f501729452ac9fa71a7781b0cd7b2cb005

  • SSDEEP

    6144:yAKXPCNarAF3uy2N+lyp8BgspPkX62THjPiUhbI0BJ0qse9Z2709:PK9rAF3L2N+lK8pkX9/iUhbdFd

Malware Config

Signatures

  • Luminosity

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

  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • NTFS ADS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\47d5797ef03933dea5dae24061dfefb0209890bb32852deb303a585c8bb23d00.exe
    "C:\Users\Admin\AppData\Local\Temp\47d5797ef03933dea5dae24061dfefb0209890bb32852deb303a585c8bb23d00.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1596
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c echo [zoneTransfer]ZoneID = 2 > "C:\Users\Admin\AppData\Local\Temp\47d5797ef03933dea5dae24061dfefb0209890bb32852deb303a585c8bb23d00.exe":ZONE.identifier & exit
      2⤵
      • NTFS ADS
      PID:228
    • C:\Users\Admin\AppData\Local\Temp\47d5797ef03933dea5dae24061dfefb0209890bb32852deb303a585c8bb23d00.exe
      "C:\Users\Admin\AppData\Local\Temp\47d5797ef03933dea5dae24061dfefb0209890bb32852deb303a585c8bb23d00.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • NTFS ADS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3076

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\47d5797ef03933dea5dae24061dfefb0209890bb32852deb303a585c8bb23d00.exe

    Filesize

    476KB

    MD5

    f336990aa9a506bea6ea273f5653638e

    SHA1

    3d3d15712d242c2cf3ccce328cd54188d00ee81c

    SHA256

    47d5797ef03933dea5dae24061dfefb0209890bb32852deb303a585c8bb23d00

    SHA512

    a4338a7b2ea44d66e2eb0949a808964b0ceb1c1306e6e7ff8bc35b7de6a4030216b81033c4f8c6268b2e3676bb0e92f501729452ac9fa71a7781b0cd7b2cb005

  • C:\Users\Admin\AppData\Local\Temp\47d5797ef03933dea5dae24061dfefb0209890bb32852deb303a585c8bb23d00.exe

    Filesize

    476KB

    MD5

    f336990aa9a506bea6ea273f5653638e

    SHA1

    3d3d15712d242c2cf3ccce328cd54188d00ee81c

    SHA256

    47d5797ef03933dea5dae24061dfefb0209890bb32852deb303a585c8bb23d00

    SHA512

    a4338a7b2ea44d66e2eb0949a808964b0ceb1c1306e6e7ff8bc35b7de6a4030216b81033c4f8c6268b2e3676bb0e92f501729452ac9fa71a7781b0cd7b2cb005

  • memory/1596-132-0x0000000074AD0000-0x0000000075081000-memory.dmp

    Filesize

    5.7MB

  • memory/1596-136-0x0000000074AD0000-0x0000000075081000-memory.dmp

    Filesize

    5.7MB

  • memory/3076-139-0x0000000074AD0000-0x0000000075081000-memory.dmp

    Filesize

    5.7MB

  • memory/3076-140-0x0000000074AD0000-0x0000000075081000-memory.dmp

    Filesize

    5.7MB