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
    25/09/2026, 22:40

General

  • Target
    jaffacakes118_cd1f10fb8316db3ac008b3a26aeae4d1de0d3b46d7f05329e3eba1e1b52ba6e1.exe
  • Size 28KB
  • Sample260925-2lwffa1vez
  • SHA256 cd1f10fb8316db3ac008b3a26aeae4d1de0d3b46d7f05329e3eba1e1b52ba6e1
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 3 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 2 IoCs

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

  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_cd1f10fb8316db3ac008b3a26aeae4d1de0d3b46d7f05329e3eba1e1b52ba6e1.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_cd1f10fb8316db3ac008b3a26aeae4d1de0d3b46d7f05329e3eba1e1b52ba6e1.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2728
    • C:\Windows\SysWOW64\myInsDll.exe
      "C:\Windows\system32\myInsDll.exe" Ntuscrx.dll,uidnams C:\Users\Admin\AppData\Local\Temp\jaffacakes118_cd1f10fb8316db3ac008b3a26aeae4d1de0d3b46d7f05329e3eba1e1b52ba6e1.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:1696
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1696 -s 552
        3⤵
        • Program crash
        PID:5600
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1696 -ip 1696
    1⤵
      PID:2516

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          Ntuscrx.dll

          • Path C:\Windows\SysWOW64\Ntuscrx.dll
          • Size 10KB
          • SHA256 218c171b08e23aa597676b325410becc69cba2df697264755bdc0065088401da
          • MD5 SHA1 SHA512 SSDEEP TLSH

          myInsDll.exe

          • Path C:\Windows\SysWOW64\myInsDll.exe
          • Size 51KB
          • SHA256 ce6bb7eddc83762c708d4a41709ae00371dbdc09b2a380f28fa60b1edf917473
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1696-5-0x0000000010000000-0x00000000100FF000-memory.dmp