Analysis

  • max time kernel
    150s
  • max time network
    108s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-05-2024 23:06

General

  • Target

    7eb3242f494033c65654da082a99f276_JaffaCakes118.exe

  • Size

    1.7MB

  • MD5

    7eb3242f494033c65654da082a99f276

  • SHA1

    1a1b5cb7ffdd1e4e7d4b5f8e1acfd67e81c6f55d

  • SHA256

    90532734349599a2c6af93b1683645bfb0ee3a875e38d848b6429635a9a404d9

  • SHA512

    0de1f2db1c822df5e9ddcbc6cffd64c6c7332a8ed70167a878eb8ef9624d27c19542f543e51a7b68308b69af4f025dc65c32341c151990059916f67c0b0f971c

  • SSDEEP

    24576:YAHnh+eWsN3skA4RV1Hom2KXMmHaSKBM1xj9qLUIkXs6BMvZhMf8hSoIqN5:fh+ZkldoPK8YaSJ9GUIkc6evSmS4

Malware Config

Signatures

  • HawkEye

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

  • NirSoft MailPassView 4 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 5 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 8 IoCs
  • Drops startup file 1 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 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).

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7eb3242f494033c65654da082a99f276_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\7eb3242f494033c65654da082a99f276_JaffaCakes118.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:528
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
      "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\RegSvcs.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2640
      • 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:3020
      • 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:1088

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      3KB

      MD5

      f94dc819ca773f1e3cb27abbc9e7fa27

      SHA1

      9a7700efadc5ea09ab288544ef1e3cd876255086

      SHA256

      a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

      SHA512

      72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

    • memory/528-4-0x00000000009E0000-0x00000000009E3000-memory.dmp

      Filesize

      12KB

    • memory/528-3-0x0000000003F40000-0x0000000003FC3000-memory.dmp

      Filesize

      524KB

    • memory/528-23-0x00000000009E0000-0x00000000009E3000-memory.dmp

      Filesize

      12KB

    • memory/1088-24-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1088-32-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1088-20-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1088-22-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/2640-8-0x0000000073F90000-0x0000000074541000-memory.dmp

      Filesize

      5.7MB

    • memory/2640-9-0x0000000073F90000-0x0000000074541000-memory.dmp

      Filesize

      5.7MB

    • memory/2640-7-0x0000000073F90000-0x0000000074541000-memory.dmp

      Filesize

      5.7MB

    • memory/2640-6-0x0000000073F92000-0x0000000073F93000-memory.dmp

      Filesize

      4KB

    • memory/2640-5-0x0000000000400000-0x0000000000488000-memory.dmp

      Filesize

      544KB

    • memory/2640-33-0x0000000073F92000-0x0000000073F93000-memory.dmp

      Filesize

      4KB

    • memory/2640-34-0x0000000073F90000-0x0000000074541000-memory.dmp

      Filesize

      5.7MB

    • memory/2640-35-0x0000000073F90000-0x0000000074541000-memory.dmp

      Filesize

      5.7MB

    • memory/3020-17-0x0000000000420000-0x00000000004E9000-memory.dmp

      Filesize

      804KB

    • memory/3020-14-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/3020-18-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/3020-16-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB