Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/08/2024, 11:17

General

  • Target

    be7a0a2d055c3b7d476da220cd262dda_JaffaCakes118.exe

  • Size

    142KB

  • MD5

    be7a0a2d055c3b7d476da220cd262dda

  • SHA1

    8928b4ccd73ad403684cc39f65cb956a8472df75

  • SHA256

    40248af9d91d492d31f308e5feb966caf271609f699a0cec7af182daf2803d44

  • SHA512

    417c4fdd98db764a394990d65b9baeb6fdda95a42ce28d68c46ca9fbf498308cacf5bbf60062a87e5fffad680dc9915d94a679f2fba4764a887c11bb87bd0d8f

  • SSDEEP

    3072:ynOn7t7XpdpCCTg/sxFgJKeqgKJ+BC6CpoimyKmvGdECSheCm9TqiuLktn:yKpdcCrTdgKHpPM6GHieCwTqiuLGn

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\be7a0a2d055c3b7d476da220cd262dda_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\be7a0a2d055c3b7d476da220cd262dda_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:816
    • C:\Users\Admin\AppData\Local\Temp\nsk85CC.tmp\downloadmr.exe
      C:\Users\Admin\AppData\Local\Temp\nsk85CC.tmp\downloadmr.exe /u4d488269-6268-4c29-b4c2-79305bc06ebe /e114209
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:3232

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\nsk85CC.tmp\System.dll

          Filesize

          21KB

          MD5

          5ebc73650256e9c8ddbcda231db829a1

          SHA1

          988d4535e18754ab2a6248abae96c5697d7dbcd5

          SHA256

          1eaa543842df7795404184e8892a1654b0773dbc9bd8b54c7fdb9e68f4355493

          SHA512

          b21266e76fc7263af982a1336a766e47ccf348ed56b305dbb09f03574c9b2a7309f12200e80d86f9a251381be6e87a41206447f11c51899cb31fba10da1d5270

        • C:\Users\Admin\AppData\Local\Temp\nsk85CC.tmp\downloadmr.exe

          Filesize

          122KB

          MD5

          da254a8488b60244654e1cf4d6796cf8

          SHA1

          23d06f4589786652a3a226b5012a5520a3d03452

          SHA256

          6d3b82a7ad74a1e88ae4d0f9176082130f1558fb3ff42a8b45ca8b80445efc2d

          SHA512

          d311f90ad65441f6c7ae55220c2c3f117aa7601d083e6847e1b58b96c3c332d68a25d445310818396dc88678fb9ec5356f35a04a392c3d23746a2231e14b0a2e

        • memory/816-29-0x0000000000400000-0x000000000043F000-memory.dmp

          Filesize

          252KB

        • memory/3232-17-0x0000000074D10000-0x00000000752C1000-memory.dmp

          Filesize

          5.7MB

        • memory/3232-15-0x0000000074D10000-0x00000000752C1000-memory.dmp

          Filesize

          5.7MB

        • memory/3232-16-0x0000000074D10000-0x00000000752C1000-memory.dmp

          Filesize

          5.7MB

        • memory/3232-14-0x0000000074D10000-0x00000000752C1000-memory.dmp

          Filesize

          5.7MB

        • memory/3232-18-0x0000000074D10000-0x00000000752C1000-memory.dmp

          Filesize

          5.7MB

        • memory/3232-19-0x0000000074D10000-0x00000000752C1000-memory.dmp

          Filesize

          5.7MB

        • memory/3232-20-0x0000000074D10000-0x00000000752C1000-memory.dmp

          Filesize

          5.7MB

        • memory/3232-21-0x0000000074D12000-0x0000000074D13000-memory.dmp

          Filesize

          4KB

        • memory/3232-22-0x0000000074D10000-0x00000000752C1000-memory.dmp

          Filesize

          5.7MB

        • memory/3232-23-0x0000000074D10000-0x00000000752C1000-memory.dmp

          Filesize

          5.7MB

        • memory/3232-25-0x0000000074D10000-0x00000000752C1000-memory.dmp

          Filesize

          5.7MB

        • memory/3232-13-0x0000000074D12000-0x0000000074D13000-memory.dmp

          Filesize

          4KB