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Analysis

  • max time kernel
    93s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/07/2024, 03:32

General

  • Target

    20f0a42038c18b65e3f7d2e32c965681_JaffaCakes118.exe

  • Size

    142KB

  • MD5

    20f0a42038c18b65e3f7d2e32c965681

  • SHA1

    196e2989bf63779b89865d2e335fafb1a27ac64a

  • SHA256

    8a63cd17c55828e5aed506f8150fd1c776095116e051455eb4fbebc2c8695822

  • SHA512

    9d4d00ee1008d1a4826fc803c550d1c0f91550fdd55840b2078213bd0103c6975c0e1a65b4b5882fba3561054cffdc257339d5a79798d5e30f1c96a0f1d7159a

  • SSDEEP

    3072:anOn7t7XpdpCCTg/sxFgJ6eqgKJ+BCyCSNuFWl3EAaZ+cAdtEVEm3BzAAQfFs:aKpdcCrTdgK/SNuFg3aQnvG3SAUW

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).

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\20f0a42038c18b65e3f7d2e32c965681_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\20f0a42038c18b65e3f7d2e32c965681_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:3212
    • C:\Users\Admin\AppData\Local\Temp\nso514E.tmp\downloadmr.exe
      C:\Users\Admin\AppData\Local\Temp\nso514E.tmp\downloadmr.exe /u4dc90cd0-7328-42b2-8f65-20295bc06f26 /e2272180
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:3108

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nso514E.tmp\System.dll

    Filesize

    21KB

    MD5

    5ebc73650256e9c8ddbcda231db829a1

    SHA1

    988d4535e18754ab2a6248abae96c5697d7dbcd5

    SHA256

    1eaa543842df7795404184e8892a1654b0773dbc9bd8b54c7fdb9e68f4355493

    SHA512

    b21266e76fc7263af982a1336a766e47ccf348ed56b305dbb09f03574c9b2a7309f12200e80d86f9a251381be6e87a41206447f11c51899cb31fba10da1d5270

  • C:\Users\Admin\AppData\Local\Temp\nso514E.tmp\downloadmr.exe

    Filesize

    122KB

    MD5

    da254a8488b60244654e1cf4d6796cf8

    SHA1

    23d06f4589786652a3a226b5012a5520a3d03452

    SHA256

    6d3b82a7ad74a1e88ae4d0f9176082130f1558fb3ff42a8b45ca8b80445efc2d

    SHA512

    d311f90ad65441f6c7ae55220c2c3f117aa7601d083e6847e1b58b96c3c332d68a25d445310818396dc88678fb9ec5356f35a04a392c3d23746a2231e14b0a2e

  • memory/3108-13-0x0000000073FB2000-0x0000000073FB3000-memory.dmp

    Filesize

    4KB

  • memory/3108-14-0x0000000073FB0000-0x0000000074561000-memory.dmp

    Filesize

    5.7MB

  • memory/3108-15-0x0000000073FB0000-0x0000000074561000-memory.dmp

    Filesize

    5.7MB

  • memory/3108-16-0x0000000073FB0000-0x0000000074561000-memory.dmp

    Filesize

    5.7MB

  • memory/3108-17-0x0000000073FB0000-0x0000000074561000-memory.dmp

    Filesize

    5.7MB

  • memory/3108-18-0x0000000073FB0000-0x0000000074561000-memory.dmp

    Filesize

    5.7MB

  • memory/3108-19-0x0000000073FB0000-0x0000000074561000-memory.dmp

    Filesize

    5.7MB

  • memory/3108-21-0x0000000073FB0000-0x0000000074561000-memory.dmp

    Filesize

    5.7MB

  • memory/3212-25-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB