Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-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 7 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 6 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 10 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 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).

  • 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 28 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:2240
    • 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:2904
      • 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:2372
      • 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:2036

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • memory/2036-28-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/2036-32-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/2036-26-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/2240-3-0x0000000002A30000-0x0000000002AB3000-memory.dmp

      Filesize

      524KB

    • memory/2240-4-0x0000000000440000-0x0000000000443000-memory.dmp

      Filesize

      12KB

    • memory/2240-25-0x0000000000440000-0x0000000000443000-memory.dmp

      Filesize

      12KB

    • memory/2372-22-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2372-20-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2372-18-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2372-24-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2904-11-0x0000000073BB0000-0x000000007415B000-memory.dmp

      Filesize

      5.7MB

    • memory/2904-21-0x0000000073BB0000-0x000000007415B000-memory.dmp

      Filesize

      5.7MB

    • memory/2904-12-0x0000000073BB0000-0x000000007415B000-memory.dmp

      Filesize

      5.7MB

    • memory/2904-13-0x0000000073BB0000-0x000000007415B000-memory.dmp

      Filesize

      5.7MB

    • memory/2904-10-0x0000000073BB1000-0x0000000073BB2000-memory.dmp

      Filesize

      4KB

    • memory/2904-7-0x0000000000400000-0x0000000000488000-memory.dmp

      Filesize

      544KB

    • memory/2904-9-0x0000000000400000-0x0000000000488000-memory.dmp

      Filesize

      544KB

    • memory/2904-34-0x0000000073BB0000-0x000000007415B000-memory.dmp

      Filesize

      5.7MB

    • memory/2904-5-0x0000000000400000-0x0000000000488000-memory.dmp

      Filesize

      544KB

    • memory/2904-35-0x0000000073BB0000-0x000000007415B000-memory.dmp

      Filesize

      5.7MB

    • memory/2904-37-0x0000000073BB0000-0x000000007415B000-memory.dmp

      Filesize

      5.7MB