Analysis

  • max time kernel
    134s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    09-05-2024 18:22

General

  • Target

    2b478db2af56153a2cee33f71213cc2f_JaffaCakes118.exe

  • Size

    753KB

  • MD5

    2b478db2af56153a2cee33f71213cc2f

  • SHA1

    bce28f5f6b310898c08413b94b4cdb2b15dce4b8

  • SHA256

    934fa3c723ef0371168b39cec66e9f23297d9cd1d6eeae9db2b602044bfdfff1

  • SHA512

    64ce4bb46478d21f225d22b8733efbf03d4e18093fe2692ed189060e46a3e3d92f77727699a9f5f09aeca9969229bc4bbac6a3f673680eac403101334517e019

  • SSDEEP

    12288:xgB3AAoSMCDXZyPheGF/oP5mjp3kn4OuLh/7/pUwp/ihyvPRr:IqTeJ+heG9jpzOohz/CwBihc

Malware Config

Signatures

  • HawkEye

    HawkEye is a malware kit that has seen continuous development since at least 2013.

  • NirSoft MailPassView 8 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 8 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 11 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2b478db2af56153a2cee33f71213cc2f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2b478db2af56153a2cee33f71213cc2f_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:2424
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Update\VDFFSHBXCTFGHDNMBGKZXDDXNVMNCCXBGBNXJNCJM" /XML "C:\Users\Admin\AppData\Local\Temp\z451"
      2⤵
      • Creates scheduled task(s)
      PID:2680
    • C:\Users\Admin\AppData\Local\Temp\2b478db2af56153a2cee33f71213cc2f_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\2b478db2af56153a2cee33f71213cc2f_JaffaCakes118.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1876
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:1352
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
        3⤵
          PID:1560
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
          dw20.exe -x -s 452
          3⤵
            PID:2940

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\Cab1325.tmp

        Filesize

        68KB

        MD5

        29f65ba8e88c063813cc50a4ea544e93

        SHA1

        05a7040d5c127e68c25d81cc51271ffb8bef3568

        SHA256

        1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

        SHA512

        e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

      • C:\Users\Admin\AppData\Local\Temp\holderwb.txt

        Filesize

        2B

        MD5

        f3b25701fe362ec84616a93a45ce9998

        SHA1

        d62636d8caec13f04e28442a0a6fa1afeb024bbb

        SHA256

        b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

        SHA512

        98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

      • C:\Users\Admin\AppData\Local\Temp\z451

        Filesize

        1KB

        MD5

        2d2e44f4ade5ec63b9b9a689ab50424a

        SHA1

        a373b1e5b7fb3ca83adcffade9b012d7208ada26

        SHA256

        d2fbb152d17bfac0aed6b700a89b8205746d46b03ab3f3154dd16697348afd29

        SHA512

        71b09d0fea8b5bc18066450bc91169be1a01f5cfa35c0b0308c1bdd67df061b2ba8577b4454b866e9300be7658ca67065d3929c8c0e27998158d2ae7a116329b

      • memory/1352-46-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1352-48-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1352-47-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1560-54-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/1560-49-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/1560-50-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/1876-24-0x0000000000400000-0x0000000000488000-memory.dmp

        Filesize

        544KB

      • memory/1876-34-0x0000000000400000-0x0000000000488000-memory.dmp

        Filesize

        544KB

      • memory/1876-31-0x0000000000400000-0x0000000000488000-memory.dmp

        Filesize

        544KB

      • memory/1876-28-0x0000000000400000-0x0000000000488000-memory.dmp

        Filesize

        544KB

      • memory/1876-26-0x0000000000400000-0x0000000000488000-memory.dmp

        Filesize

        544KB

      • memory/1876-39-0x0000000000400000-0x0000000000488000-memory.dmp

        Filesize

        544KB

      • memory/1876-41-0x0000000000400000-0x0000000000488000-memory.dmp

        Filesize

        544KB

      • memory/1876-35-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2424-43-0x0000000074120000-0x00000000746CB000-memory.dmp

        Filesize

        5.7MB

      • memory/2424-42-0x0000000074120000-0x00000000746CB000-memory.dmp

        Filesize

        5.7MB

      • memory/2424-0-0x0000000074121000-0x0000000074122000-memory.dmp

        Filesize

        4KB

      • memory/2424-2-0x0000000074120000-0x00000000746CB000-memory.dmp

        Filesize

        5.7MB

      • memory/2424-1-0x0000000074120000-0x00000000746CB000-memory.dmp

        Filesize

        5.7MB