Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/06/2024, 19:08

General

  • Target
    13190df4cd8c8b17f7758c23a0bc04a1_JaffaCakes118.exe
  • Size 1.2MB
  • Sample240626-xtpkmsydng
  • SHA256 cb7e55a41ecfe92111819f0df0615cb02643dbeb03e217ad096f1bdbe5e83136
  • 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 1 IoCs
  • Loads dropped DLL 3 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 9 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\13190df4cd8c8b17f7758c23a0bc04a1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\13190df4cd8c8b17f7758c23a0bc04a1_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1296
    • C:\Windows\SysWOW64\JGFBBD\CII.exe
      "C:\Windows\system32\JGFBBD\CII.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4388
    • C:\Windows\SysWOW64\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\Heaven Fire Yaması.txt
      2⤵
      • Loads dropped DLL
      PID:208

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        Heaven Fire Yaması.txt

        • Path C:\Users\Admin\AppData\Local\Temp\Heaven Fire Yaması.txt
        • Size 63B
        • SHA256 af76d62b17b8ff7f68a7ef0215946b4ac728b0b9d43a5950c6297dbffba51ee0
        • MD5 SHA1 SHA512

        AKV.exe

        • Path C:\Windows\SysWOW64\JGFBBD\AKV.exe
        • Size 489KB
        • SHA256 5340cf0385c1ccf9a5f01e9bbcb68474d5760c1c60bd87772fbd8a498208a3c5
        • MD5 SHA1 SHA512 SSDEEP

        CII.001

        • Path C:\Windows\SysWOW64\JGFBBD\CII.001
        • Size 61KB
        • SHA256 8f636876880c59251548fca626731e648553e0b81b02f4667c22cbfadfbd6e30
        • MD5 SHA1 SHA512 SSDEEP

        CII.002

        • Path C:\Windows\SysWOW64\JGFBBD\CII.002
        • Size 44KB
        • SHA256 8cf369255b48195b8ecec1c7bf2e76924641880aa7311e6cf504ca534bbfcd62
        • MD5 SHA1 SHA512 SSDEEP

        CII.004

        • Path C:\Windows\SysWOW64\JGFBBD\CII.004
        • Size 1KB
        • SHA256 554103846fc33dc5ee592ee6ad19cb0d36c27d959194c70f8a459d0c0d205449
        • MD5 SHA1 SHA512

        CII.008

        • Path C:\Windows\SysWOW64\JGFBBD\CII.008
        • Size 446B
        • SHA256 9dc95bbe3e8267c82b10ccff1adfaa713abb5852f93632d8c6bef9beb292083e
        • MD5 SHA1 SHA512

        CII.exe

        • Path C:\Windows\SysWOW64\JGFBBD\CII.exe
        • Size 1.7MB
        • SHA256 618fb51d23c0ca116dbd24dc5e0240ebda862e405283d64871549321fde08202
        • MD5 SHA1 SHA512 SSDEEP

        memory/4388-18-0x00000000006F0000-0x00000000006F1000-memory.dmp