Analysis

  • max time kernel
    139s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-11-2024 15:43

General

  • Target

    7de3054bae0aa73e5ceebca435aea90f62b6a3401b989bb5118bbaf89fb33defN.exe

  • Size

    49KB

  • MD5

    8174a96006f2acd6ae72b8e8b1657690

  • SHA1

    df00f51fb1bbbe8a8f0726411cc9650906ee1553

  • SHA256

    7de3054bae0aa73e5ceebca435aea90f62b6a3401b989bb5118bbaf89fb33def

  • SHA512

    5a0486afc6e218583694fddb210c23d2591c038a8c6ee57226eddf1aaf20f16e139f0d617e54900a78061fe59aad88917d1487b83c662738f945bd7c7f9afd7d

  • SSDEEP

    1536:zD5gnDtYxE0moj5O/rDjvmKILPmqV0s2koOqjeN:vaD8EJJDD7jm5Cq

Malware Config

Extracted

Family

xtremerat

C2

franco1.no-ip.org

Signatures

  • Detect XtremeRAT payload 5 IoCs
  • XtremeRAT

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

  • Xtremerat family
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 7 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
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7de3054bae0aa73e5ceebca435aea90f62b6a3401b989bb5118bbaf89fb33defN.exe
    "C:\Users\Admin\AppData\Local\Temp\7de3054bae0aa73e5ceebca435aea90f62b6a3401b989bb5118bbaf89fb33defN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1492
    • C:\Users\Admin\AppData\Local\Temp\7de3054bae0aa73e5ceebca435aea90f62b6a3401b989bb5118bbaf89fb33defN.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3400
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1944
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1944 -s 480
          4⤵
          • Program crash
          PID:1824
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1944 -s 488
          4⤵
          • Program crash
          PID:1972
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
        3⤵
          PID:2096
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1944 -ip 1944
      1⤵
        PID:2320
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 1944 -ip 1944
        1⤵
          PID:4008

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1492-0-0x0000000000400000-0x000000000040E000-memory.dmp

          Filesize

          56KB

        • memory/1492-1-0x00000000001C0000-0x00000000001C2000-memory.dmp

          Filesize

          8KB

        • memory/1492-9-0x0000000000400000-0x000000000040E000-memory.dmp

          Filesize

          56KB

        • memory/1944-12-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/1944-15-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/3400-5-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/3400-7-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/3400-10-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/3400-11-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/3400-13-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB