Analysis

  • max time kernel
    134s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-02-2024 12:57

General

  • Target

    899245c956fc6316fc07b07cbd355eeb.exe

  • Size

    65KB

  • MD5

    899245c956fc6316fc07b07cbd355eeb

  • SHA1

    73357f18c832516bb4cc36a2427641fce7328837

  • SHA256

    a3b940007040c2f2f7036b4b321ca564081762be8455aea095ee51ec8472decd

  • SHA512

    fd65d581c7fc0761583b5eefbed2d17cbb38df561bdcd03e7cc58d67562e2acc5e329291189151a7c4411f83c927e61dfa0feebecc7f798c49e2dd2685067897

  • SSDEEP

    1536:eZvEEEHZklBfdIp/XPHkRDiibI1qkSZZZ3m:eZvEvWffOp/XPERD/bQU

Malware Config

Extracted

Family

xtremerat

C2

elhadi-bouakaz23.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.

  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\899245c956fc6316fc07b07cbd355eeb.exe
    "C:\Users\Admin\AppData\Local\Temp\899245c956fc6316fc07b07cbd355eeb.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4412
    • C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      2⤵
        PID:3776
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3776 -s 484
          3⤵
          • Program crash
          PID:1776
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3776 -s 500
          3⤵
          • Program crash
          PID:2316
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
        2⤵
          PID:4484
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3776 -ip 3776
        1⤵
          PID:1248
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3776 -ip 3776
          1⤵
            PID:2364

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/3776-1-0x0000000010000000-0x000000001005A000-memory.dmp

            Filesize

            360KB

          • memory/3776-3-0x0000000010000000-0x000000001005A000-memory.dmp

            Filesize

            360KB

          • memory/4412-0-0x0000000010000000-0x000000001005A000-memory.dmp

            Filesize

            360KB

          • memory/4412-2-0x0000000010000000-0x000000001005A000-memory.dmp

            Filesize

            360KB