Analysis

  • max time kernel
    162s
  • max time network
    167s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-04-2024 23:19

General

  • Target

    e61889da5a1bf87be028dc2fa98692d0_JaffaCakes118.exe

  • Size

    569KB

  • MD5

    e61889da5a1bf87be028dc2fa98692d0

  • SHA1

    b03d50e3480f2c5899bdb702087cfa3d0df3ae3a

  • SHA256

    ab3a734d3d4e74c518d0df14fe750472a0308a1fe0c188a0f132fd206dba6958

  • SHA512

    fab8834ee1e4a2ccc1a39e515f779e12821440f69b4fc9e98b41edef24efd0cffb81c1f0075c8ba8f0015412e1d3543d2f4d5622e59bbf20b4b3e12753b110eb

  • SSDEEP

    12288:293m20JZfzWZKmuHYYVq+RVQBcNef2xNpj7FtVA58Jac0:PauH3RVyc3FfnVA+Mc0

Malware Config

Signatures

  • NirSoft MailPassView 2 IoCs

    Password recovery tool for various email clients

  • Nirsoft 19 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 33 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e61889da5a1bf87be028dc2fa98692d0_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e61889da5a1bf87be028dc2fa98692d0_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4784
    • C:\Users\Admin\AppData\Local\Temp\e61889da5a1bf87be028dc2fa98692d0_JaffaCakes118.exe
      /stext "C:\Users\Admin\AppData\Local\Temp\mess.dat"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4748
    • C:\Users\Admin\AppData\Local\Temp\e61889da5a1bf87be028dc2fa98692d0_JaffaCakes118.exe
      /stext "C:\Users\Admin\AppData\Local\Temp\mail.dat"
      2⤵
      • Accesses Microsoft Outlook accounts
      PID:1540
    • C:\Users\Admin\AppData\Local\Temp\e61889da5a1bf87be028dc2fa98692d0_JaffaCakes118.exe
      /stext "C:\Users\Admin\AppData\Local\Temp\dial.dat"
      2⤵
        PID:1016
      • C:\Users\Admin\AppData\Local\Temp\e61889da5a1bf87be028dc2fa98692d0_JaffaCakes118.exe
        /stext "C:\Users\Admin\AppData\Local\Temp\chro.dat"
        2⤵
          PID:4916
        • C:\Users\Admin\AppData\Local\Temp\e61889da5a1bf87be028dc2fa98692d0_JaffaCakes118.exe
          /stext "C:\Users\Admin\AppData\Local\Temp\iexp.dat"
          2⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:964
        • C:\Users\Admin\AppData\Local\Temp\e61889da5a1bf87be028dc2fa98692d0_JaffaCakes118.exe
          /stext "C:\Users\Admin\AppData\Local\Temp\ptsg.dat"
          2⤵
            PID:4424
          • C:\Users\Admin\AppData\Local\Temp\e61889da5a1bf87be028dc2fa98692d0_JaffaCakes118.exe
            /stext "C:\Users\Admin\AppData\Local\Temp\ffox.dat"
            2⤵
              PID:2840
            • C:\Users\Admin\AppData\Local\Temp\e61889da5a1bf87be028dc2fa98692d0_JaffaCakes118.exe
              /stext "C:\Users\Admin\AppData\Local\Temp\opra.dat"
              2⤵
                PID:496

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Users\Admin\AppData\Local\Temp\dial.dat

              Filesize

              2B

              MD5

              f3b25701fe362ec84616a93a45ce9998

              SHA1

              d62636d8caec13f04e28442a0a6fa1afeb024bbb

              SHA256

              b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

              SHA512

              98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

            • memory/496-59-0x0000000000400000-0x0000000000419000-memory.dmp

              Filesize

              100KB

            • memory/496-60-0x0000000000400000-0x0000000000419000-memory.dmp

              Filesize

              100KB

            • memory/496-57-0x0000000000400000-0x0000000000419000-memory.dmp

              Filesize

              100KB

            • memory/496-62-0x0000000000400000-0x0000000000419000-memory.dmp

              Filesize

              100KB

            • memory/964-36-0x0000000000400000-0x000000000041B000-memory.dmp

              Filesize

              108KB

            • memory/964-39-0x0000000000400000-0x000000000041B000-memory.dmp

              Filesize

              108KB

            • memory/964-40-0x0000000000400000-0x000000000041B000-memory.dmp

              Filesize

              108KB

            • memory/964-42-0x0000000000400000-0x000000000041B000-memory.dmp

              Filesize

              108KB

            • memory/964-38-0x0000000000400000-0x000000000041B000-memory.dmp

              Filesize

              108KB

            • memory/1016-24-0x0000000000400000-0x0000000000418000-memory.dmp

              Filesize

              96KB

            • memory/1016-17-0x0000000000400000-0x0000000000418000-memory.dmp

              Filesize

              96KB

            • memory/1016-19-0x0000000000400000-0x0000000000418000-memory.dmp

              Filesize

              96KB

            • memory/1016-21-0x0000000000400000-0x0000000000418000-memory.dmp

              Filesize

              96KB

            • memory/1540-16-0x0000000000400000-0x000000000041E000-memory.dmp

              Filesize

              120KB

            • memory/1540-14-0x0000000000400000-0x000000000041E000-memory.dmp

              Filesize

              120KB

            • memory/1540-12-0x0000000000400000-0x000000000041E000-memory.dmp

              Filesize

              120KB

            • memory/1540-10-0x0000000000400000-0x000000000041E000-memory.dmp

              Filesize

              120KB

            • memory/2840-50-0x0000000000400000-0x0000000000419000-memory.dmp

              Filesize

              100KB

            • memory/2840-48-0x0000000000400000-0x0000000000419000-memory.dmp

              Filesize

              100KB

            • memory/2840-51-0x0000000000400000-0x0000000000419000-memory.dmp

              Filesize

              100KB

            • memory/2840-55-0x0000000000400000-0x0000000000419000-memory.dmp

              Filesize

              100KB

            • memory/4424-45-0x0000000000400000-0x0000000000410000-memory.dmp

              Filesize

              64KB

            • memory/4424-43-0x0000000000400000-0x0000000000410000-memory.dmp

              Filesize

              64KB

            • memory/4424-47-0x0000000000400000-0x0000000000410000-memory.dmp

              Filesize

              64KB

            • memory/4748-8-0x0000000000430000-0x00000000004F9000-memory.dmp

              Filesize

              804KB

            • memory/4748-9-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/4748-7-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/4748-6-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/4748-5-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/4748-3-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/4784-0-0x0000000000400000-0x00000000004A3000-memory.dmp

              Filesize

              652KB

            • memory/4784-28-0x0000000000400000-0x00000000004A3000-memory.dmp

              Filesize

              652KB

            • memory/4784-66-0x0000000000400000-0x00000000004A3000-memory.dmp

              Filesize

              652KB

            • memory/4916-29-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/4916-31-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/4916-26-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/4916-34-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB