Analysis

  • max time kernel
    154s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    05/12/2022, 18:03

General

  • Target

    d5834e463f2501eb4efc1267b9cd75f1c409e86631c8d2c8731b22cd25d045a5.exe

  • Size

    65KB

  • MD5

    22344cfe81ace9ce582e2ef66bf5a968

  • SHA1

    70b812c9d4f51d8d42493af05ab60acae46fa6ea

  • SHA256

    d5834e463f2501eb4efc1267b9cd75f1c409e86631c8d2c8731b22cd25d045a5

  • SHA512

    4d1272ec1b079e92c29388a1aab740280801889e5d105b7314b0bbdf3559dfdaf1b9e69c0201eb36c4bae739251c1c3887005f0142b604ca78f592560c093543

  • SSDEEP

    768:N3m1Sq4NQNLBGH1vcz0wDeeQuMVTyN8ihHo37Vmd6AeXVtWAW7A+7yoNw4/Kcw:ssq+QI6ZQuIyJh0mgA+FW0gNw1

Malware Config

Extracted

Family

xtremerat

C2

a323.no-ip.biz

Signatures

  • Detect XtremeRAT payload 3 IoCs
  • XtremeRAT

    The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d5834e463f2501eb4efc1267b9cd75f1c409e86631c8d2c8731b22cd25d045a5.exe
    "C:\Users\Admin\AppData\Local\Temp\d5834e463f2501eb4efc1267b9cd75f1c409e86631c8d2c8731b22cd25d045a5.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:556
    • C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      2⤵
        PID:1164
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe"
        2⤵
          PID:668

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/556-54-0x0000000076531000-0x0000000076533000-memory.dmp

        Filesize

        8KB

      • memory/1164-55-0x0000000010000000-0x0000000010048000-memory.dmp

        Filesize

        288KB

      • memory/1164-59-0x0000000010000000-0x0000000010048000-memory.dmp

        Filesize

        288KB

      • memory/1164-60-0x0000000010000000-0x0000000010048000-memory.dmp

        Filesize

        288KB