Analysis

  • max time kernel
    164s
  • max time network
    174s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    20/03/2022, 06:06

General

  • Target
    3eeb9d943610ccf31198aefe6705c3f558d459e874b4622efa1cfe177f9101a8.exe
  • Size 4.0MB
  • Sample220320-gt2bfahhc3
  • SHA256 3eeb9d943610ccf31198aefe6705c3f558d459e874b4622efa1cfe177f9101a8
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Signatures

  • ParallaxRat

    ParallaxRat is a multipurpose RAT written in MASM.

  • ParallaxRat payload 1 IoCs

    Detects payload of Parallax Rat, a small portable Rat usually digitally signed with a Sectigo certificate.

  • Drops startup file 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 42 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3eeb9d943610ccf31198aefe6705c3f558d459e874b4622efa1cfe177f9101a8.exe
    "C:\Users\Admin\AppData\Local\Temp\3eeb9d943610ccf31198aefe6705c3f558d459e874b4622efa1cfe177f9101a8.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3068
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Users\Admin\AppData\Local\Temp\3eeb9d943610ccf31198aefe6705c3f558d459e874b4622efa1cfe177f9101a8.exe"
      2⤵
        PID:984
    • C:\Windows\SysWOW64\DllHost.exe
      C:\Windows\SysWOW64\DllHost.exe /Processid:{3AD05575-8857-4850-9277-11B85BDB8E09}
      1⤵
      • Drops startup file
      PID:3276

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/984-134-0x0000000000A30000-0x0000000000A31000-memory.dmp

          memory/984-135-0x00000000778C0000-0x0000000077A63000-memory.dmp

          memory/984-136-0x0000000000400000-0x0000000000424000-memory.dmp

          memory/3068-130-0x0000000000E30000-0x0000000000E31000-memory.dmp

          memory/3068-131-0x00000000026E0000-0x000000000275B000-memory.dmp

          memory/3068-132-0x00000000778C0000-0x0000000077A63000-memory.dmp

          memory/3068-133-0x00000000027A0000-0x0000000002943000-memory.dmp