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Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/01/2025, 15:13

General

  • Target

    JaffaCakes118_22b577f297a90740d0645c9ac0abe0ac.exe

  • Size

    636KB

  • MD5

    22b577f297a90740d0645c9ac0abe0ac

  • SHA1

    ff3f2d29a257e48c9f889a4b6b2f71fc65441f32

  • SHA256

    2e3bee4f7e334e2da0cf399c8e6bbcfded717c8613d9fa39ebbe0b752fc53b59

  • SHA512

    78651591a094a2310275da8b9d99490ddef746c8fee5d36a7b70020dbe9b6c9413a95f611daa59a3aa64c71b258f2268ae84ac535701c9e18756d5037c7d28d3

  • SSDEEP

    12288:Vo7YNQyRLPxez8dFlZqBFgNhza28pYnz1WZXNpby4d8S29OqW90rajSmfB:WwQy+z+8PtZYz1WP8SWOqWGIpB

Malware Config

Extracted

Family

xtremerat

C2

furky37.dyndns.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 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_22b577f297a90740d0645c9ac0abe0ac.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_22b577f297a90740d0645c9ac0abe0ac.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4608
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_22b577f297a90740d0645c9ac0abe0ac.exe
      "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_22b577f297a90740d0645c9ac0abe0ac.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:860
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
        • System Location Discovery: System Language Discovery
        PID:5072
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5072 -s 472
          4⤵
          • Program crash
          PID:1088
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5072 -s 488
          4⤵
          • Program crash
          PID:4108
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
        3⤵
          PID:5052
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5072 -ip 5072
      1⤵
        PID:1100
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 5072 -ip 5072
        1⤵
          PID:3780

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/860-4-0x0000000010000000-0x000000001004A000-memory.dmp

          Filesize

          296KB

        • memory/860-6-0x0000000010000000-0x000000001004A000-memory.dmp

          Filesize

          296KB

        • memory/860-9-0x0000000010000000-0x000000001004A000-memory.dmp

          Filesize

          296KB

        • memory/860-7-0x0000000010000000-0x000000001004A000-memory.dmp

          Filesize

          296KB

        • memory/860-12-0x0000000010000000-0x000000001004A000-memory.dmp

          Filesize

          296KB

        • memory/4608-0-0x0000000000400000-0x000000000079E000-memory.dmp

          Filesize

          3.6MB

        • memory/4608-10-0x0000000000400000-0x000000000079E000-memory.dmp

          Filesize

          3.6MB

        • memory/5072-11-0x0000000010000000-0x000000001004A000-memory.dmp

          Filesize

          296KB

        • memory/5072-14-0x0000000010000000-0x000000001004A000-memory.dmp

          Filesize

          296KB