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Analysis

  • max time kernel
    141s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/10/2024, 19:43

General

  • Target

    5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe

  • Size

    328KB

  • MD5

    5362dfbd699bc9db369a583f2591d4a7

  • SHA1

    fbbf6a0f58a8ab26dfd5b8a5b6343206a576f941

  • SHA256

    30b1efaeb361d8c466686a4e03dc134a2ed3a684fa81618ee2ec2f0d5f66a7f4

  • SHA512

    1d6da8759fcdaf4aaf832a1452631b31b82933053446ec26b2e676628fac36f0f860436eafc13624dd913fb5b18efa04b66573743ff0178723330424081e237d

  • SSDEEP

    3072:cgR3xPLuCV0FxQo86uW6j3IPDnLJey+QL3l:lHVCxQo8M6jYLL0y+QL3

Malware Config

Extracted

Family

xtremerat

C2

boika.zapto.org

Signatures

  • Detect XtremeRAT payload 7 IoCs
  • XtremeRAT

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

  • Suspicious use of SetThreadContext 2 IoCs
  • 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 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:868
    • C:\Users\Admin\AppData\Local\Temp\5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\5362dfbd699bc9db369a583f2591d4a7_JaffaCakes118.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4688
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
        • System Location Discovery: System Language Discovery
        PID:600
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 600 -s 488
          4⤵
          • Program crash
          PID:4968
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 600 -s 472
          4⤵
          • Program crash
          PID:4340
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
        3⤵
          PID:4848
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 600 -ip 600
      1⤵
        PID:832
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 600 -ip 600
        1⤵
          PID:4816

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • memory/600-6-0x0000000010000000-0x0000000010045000-memory.dmp

          Filesize

          276KB

        • memory/600-8-0x0000000010000000-0x0000000010045000-memory.dmp

          Filesize

          276KB

        • memory/4688-2-0x0000000010000000-0x0000000010045000-memory.dmp

          Filesize

          276KB

        • memory/4688-3-0x0000000010000000-0x0000000010045000-memory.dmp

          Filesize

          276KB

        • memory/4688-4-0x0000000010000000-0x0000000010045000-memory.dmp

          Filesize

          276KB

        • memory/4688-5-0x0000000010000000-0x0000000010045000-memory.dmp

          Filesize

          276KB

        • memory/4688-7-0x0000000010000000-0x0000000010045000-memory.dmp

          Filesize

          276KB