Analysis

  • max time kernel
    148s
  • max time network
    125s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/09/2026, 10:31

General

  • Target
    jaffacakes118_07a69424cdc43043396cca07929f4a71f174a9b647efc7c83a3cce63946d66d5.exe
  • Size 191KB
  • Sample260924-mkveesbd65
  • SHA256 07a69424cdc43043396cca07929f4a71f174a9b647efc7c83a3cce63946d66d5
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 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 AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_07a69424cdc43043396cca07929f4a71f174a9b647efc7c83a3cce63946d66d5.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_07a69424cdc43043396cca07929f4a71f174a9b647efc7c83a3cce63946d66d5.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1600
    • C:\Windows\Intnet.exe
      C:\Windows\Intnet.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      PID:4860
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 488
        3⤵
        • Program crash
        PID:4940
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\JAFFAC~1.EXE > nul
      2⤵
      • System Location Discovery: System Language Discovery
      PID:5972
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4860 -ip 4860
    1⤵
      PID:4388

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          Intnet.exe

          • Path C:\Windows\Intnet.exe
          • Size 191KB
          • SHA256 07a69424cdc43043396cca07929f4a71f174a9b647efc7c83a3cce63946d66d5
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1600-1-0x0000000000400000-0x0000000000435000-memory.dmp

          memory/4860-2-0x0000000000400000-0x0000000000435000-memory.dmp