Analysis

  • max time kernel
    33s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/07/2024, 02:11

General

  • Target
    3b9f25131429e9158a6409c9937aec4b_JaffaCakes118.exe
  • Size 824KB
  • Sample240712-cmgagaxalg
  • SHA256 ef00cd2569c77fdee55e0c11b4452239007729a44004aae51ef34d3427648f83
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Ardamax

    A keylogger first seen in 2013.

  • Ardamax main executable 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 13 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in System32 directory 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3b9f25131429e9158a6409c9937aec4b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3b9f25131429e9158a6409c9937aec4b_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:3328
    • C:\Windows\SysWOW64\28463\XHIJ.exe
      "C:\Windows\system32\28463\XHIJ.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3216
    • C:\Users\Admin\AppData\Local\Temp\security.exe
      "C:\Users\Admin\AppData\Local\Temp\security.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:4920
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 520
        3⤵
        • Loads dropped DLL
        • Program crash
        PID:1152
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 572
        3⤵
        • Loads dropped DLL
        • Program crash
        PID:4768
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4920 -ip 4920
    1⤵
      PID:1920
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4920 -ip 4920
      1⤵
        PID:3244

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            @FABB.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\@FABB.tmp
            • Size 4KB
            • SHA256 2daed63cd25eb939ae46c5a1caf7fe07bde609a859720884b51d324ff45fc4f6
            • MD5 SHA1 SHA512

            security.exe

            • Path C:\Users\Admin\AppData\Local\Temp\security.exe
            • Size 170KB
            • SHA256 a5d78a1b97d5278986b1f5778a24daf0d4c0ab10c56807a907ac98c70470c84a
            • MD5 SHA1 SHA512 SSDEEP

            AKV.exe

            • Path C:\Windows\SysWOW64\28463\AKV.exe
            • Size 393KB
            • SHA256 e330dedede24e626c90b2894697df4d81228d583203b80775de310dd315f6a9a
            • MD5 SHA1 SHA512 SSDEEP

            XHIJ.001

            • Path C:\Windows\SysWOW64\28463\XHIJ.001
            • Size 528B
            • SHA256 136dfabfab212ef6e7a71dff62bc97cb3f2de5b883ef145d737c31366e4d6d97
            • MD5 SHA1 SHA512

            XHIJ.006

            • Path C:\Windows\SysWOW64\28463\XHIJ.006
            • Size 7KB
            • SHA256 6f55fcdfbdba9aef5252dfbb9a0f1ac9c83dac472659223ae5a7840484e2d95b
            • MD5 SHA1 SHA512 SSDEEP

            XHIJ.007

            • Path C:\Windows\SysWOW64\28463\XHIJ.007
            • Size 5KB
            • SHA256 dfd377848164271d02259d4481e7978a12392f71f7bcadaecae247d962127d08
            • MD5 SHA1 SHA512 SSDEEP

            XHIJ.exe

            • Path C:\Windows\SysWOW64\28463\XHIJ.exe
            • Size 472KB
            • SHA256 9ae3fe10cb437ef5f98a8731c63cd21a3a0791d231428bd264422acd4b57268f
            • MD5 SHA1 SHA512 SSDEEP

            memory/3216-37-0x0000000000400000-0x000000000047B000-memory.dmp

            memory/3216-71-0x0000000000400000-0x000000000047B000-memory.dmp

            memory/3328-5-0x000000007FDF0000-0x000000007FE4C000-memory.dmp

            memory/3328-4-0x000000007FDF0000-0x000000007FE4C000-memory.dmp

            memory/3328-21-0x0000000000400000-0x000000000040E000-memory.dmp

            memory/3328-0-0x0000000000400000-0x000000000040E000-memory.dmp

            memory/3328-1-0x000000007FDF0000-0x000000007FE4C000-memory.dmp

            memory/3328-2-0x000000007FDF0000-0x000000007FE4C000-memory.dmp

            memory/3328-7-0x000000007FDF0000-0x000000007FE4C000-memory.dmp

            memory/3328-20-0x000000007FDF0000-0x000000007FE4C000-memory.dmp

            memory/3328-6-0x000000007FDF0000-0x000000007FE4C000-memory.dmp

            memory/3328-3-0x000000007FDF0000-0x000000007FE4C000-memory.dmp

            memory/3328-47-0x000000007FDF0000-0x000000007FE4C000-memory.dmp

            memory/3328-8-0x000000007FDF0000-0x000000007FE4C000-memory.dmp

            memory/4920-59-0x0000000000400000-0x0000000000411000-memory.dmp

            memory/4920-60-0x0000000000400000-0x0000000000411000-memory.dmp

            memory/4920-70-0x0000000000400000-0x0000000000411000-memory.dmp

            memory/4920-45-0x0000000000400000-0x0000000000411000-memory.dmp