Analysis

  • max time kernel
    147s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/03/2024, 00:59

General

  • Target
    ccb3c9ebc1d37fbaa3cf7b932f27bf4b.exe
  • Size 179KB
  • Sample240316-bcg9cahe93
  • SHA256 a7fe53e2629166df60a788748ed6c9426c4e42577821fc91482d4b0769103d22
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • xtremerat

C2
  • esam2at.no-ip.biz

Signatures

  • Detect XtremeRAT payload 4 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).

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\ccb3c9ebc1d37fbaa3cf7b932f27bf4b.exe
    "C:\Users\Admin\AppData\Local\Temp\ccb3c9ebc1d37fbaa3cf7b932f27bf4b.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:180
    • C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      2⤵
        PID:1752
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 484
          3⤵
          • Program crash
          PID:1260
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 504
          3⤵
          • Program crash
          PID:2012
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
        2⤵
          PID:3960
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1752 -ip 1752
        1⤵
          PID:2000
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1752 -ip 1752
          1⤵
            PID:436

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                memory/180-6-0x0000000077EC2000-0x0000000077EC3000-memory.dmp

                memory/180-12-0x0000000002180000-0x00000000021A5000-memory.dmp

                memory/180-2-0x0000000002180000-0x00000000021A5000-memory.dmp

                memory/180-3-0x0000000002230000-0x0000000002240000-memory.dmp

                memory/180-4-0x00000000024F0000-0x0000000002500000-memory.dmp

                memory/180-5-0x0000000010000000-0x0000000010055000-memory.dmp

                memory/180-8-0x0000000077EC3000-0x0000000077EC4000-memory.dmp

                memory/180-0-0x0000000010000000-0x0000000010055000-memory.dmp

                memory/180-1-0x0000000002140000-0x0000000002144000-memory.dmp

                memory/180-9-0x0000000010000000-0x0000000010055000-memory.dmp

                memory/180-7-0x00000000024D0000-0x00000000024E0000-memory.dmp

                memory/180-11-0x0000000010000000-0x0000000010055000-memory.dmp

                memory/1752-10-0x0000000010000000-0x0000000010055000-memory.dmp

                memory/1752-13-0x0000000010000000-0x0000000010055000-memory.dmp