Analysis

  • max time kernel
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    18/10/2026, 15:14

General

  • Target
    jaffacakes118_Trojan.Win32.Llac.kzwq.exe
  • Size 468KB
  • Sample261018-smrzzaet2q
  • SHA256 1dfb23fcc2ed0e031eb6e72ee79d76ef96616b3337c6bf7abac85423c2ef30e1
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xtremerat

C2
  • 裌zapata36.zapto.org

Signatures

  • Family: XtremeRAT

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

  • Detect XtremeRAT payload 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 5 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 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Llac.kzwq.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Llac.kzwq.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4700
    • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Llac.kzwq.exe
      "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Llac.kzwq.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:424
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
        • System Location Discovery: System Language Discovery
        PID:5248
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5248 -s 540
          4⤵
          • Program crash
          PID:5668
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5248 -s 548
          4⤵
          • Program crash
          PID:3580
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
        3⤵
          PID:5200
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 392 -p 5248 -ip 5248
      1⤵
        PID:4720
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 5248 -ip 5248
        1⤵
          PID:5656

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              memory/424-8-0x0000000010000000-0x000000001004D000-memory.dmp

              memory/424-15-0x0000000000400000-0x0000000000586000-memory.dmp

              memory/424-14-0x0000000010000000-0x000000001004D000-memory.dmp

              memory/424-12-0x0000000010000000-0x000000001004D000-memory.dmp

              memory/4700-2-0x0000000000401000-0x000000000041D000-memory.dmp

              memory/4700-6-0x0000000000400000-0x0000000000586000-memory.dmp

              memory/4700-4-0x0000000000400000-0x0000000000586000-memory.dmp

              memory/4700-11-0x0000000000401000-0x000000000041D000-memory.dmp

              memory/4700-1-0x0000000000400000-0x0000000000586000-memory.dmp

              memory/4700-13-0x0000000000400000-0x0000000000586000-memory.dmp

              memory/4700-3-0x0000000000400000-0x0000000000586000-memory.dmp

              memory/4700-0-0x0000000000400000-0x0000000000586000-memory.dmp

              memory/5248-16-0x0000000010000000-0x000000001004D000-memory.dmp

              memory/5248-17-0x0000000010000000-0x000000001004D000-memory.dmp