Analysis

  • max time kernel
    150s
  • max time network
    115s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    19/09/2026, 19:54

General

  • Target
    jaffacakes118__aee25e4414e170c663272b801b9eac09.dll
  • Size 96KB
  • Sample260919-ymvczseq3t
  • SHA256 a2afb545c901b3877c46f0bb61b159e184b18f3d52265a4f7eb899815e53dbb0
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Conficker

    Conficker is a Windows worm written in C++.

  • Detects Conficker worm 3 IoCs
  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visibility of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Drops desktop.ini file(s) 3 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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.

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies registry class 43 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 13 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118__aee25e4414e170c663272b801b9eac09.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4472
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118__aee25e4414e170c663272b801b9eac09.dll,#1
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visibility of hidden/system files in Explorer
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3120
      • C:\Windows\SysWOW64\explorer.exe
        explorer C:\Users\Admin\AppData
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1972
  • C:\Windows\explorer.exe
    C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
    1⤵
    • Drops desktop.ini file(s)
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:5424
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:5276

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          memory/3120-0-0x0000000010000000-0x000000001001A000-memory.dmp

          memory/3120-3-0x0000000000A60000-0x0000000000A81000-memory.dmp

          memory/3120-4-0x0000000000A60000-0x0000000000A81000-memory.dmp

          memory/3120-7-0x000000007FA10000-0x000000007FA11000-memory.dmp

          memory/3120-6-0x0000000000A60000-0x0000000000A81000-memory.dmp

          memory/3120-9-0x0000000010000000-0x000000001001A000-memory.dmp