Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-07-2024 06:51

General

  • Target

    3c5f37ed89a8f6e0b69b176ffba4f737_JaffaCakes118.exe

  • Size

    142KB

  • MD5

    3c5f37ed89a8f6e0b69b176ffba4f737

  • SHA1

    425a164ad0f22c783d7df4fa920bdb8a6fbddd83

  • SHA256

    c1dc040f78e413fd3ad2643f61bd23e157e2ccab3f7f45bd128e100a36e391f5

  • SHA512

    af44aa0c61b039dfb4df83e13d8e720e2210bcf0a3c206a2b9adf5267c6d4fc4a514a645245e5159e52dac11124c5f5fd6e9a6120f98233023733cf77bb24ed0

  • SSDEEP

    3072:KnOn7t7XpdpCCTg/sxFgJ6eqgKJ+BCZCj+iJyBODHbNzdeoS/9o:KKpdcCrTdgKoj+iyBkHLS/9o

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\3c5f37ed89a8f6e0b69b176ffba4f737_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3c5f37ed89a8f6e0b69b176ffba4f737_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:4772
    • C:\Users\Admin\AppData\Local\Temp\nsa60B0.tmp\downloadmr.exe
      C:\Users\Admin\AppData\Local\Temp\nsa60B0.tmp\downloadmr.exe /u4d488269-6268-4c29-b4c2-79305bc06ebe /e1902448
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:3744

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsa60B0.tmp\System.dll

    Filesize

    21KB

    MD5

    5ebc73650256e9c8ddbcda231db829a1

    SHA1

    988d4535e18754ab2a6248abae96c5697d7dbcd5

    SHA256

    1eaa543842df7795404184e8892a1654b0773dbc9bd8b54c7fdb9e68f4355493

    SHA512

    b21266e76fc7263af982a1336a766e47ccf348ed56b305dbb09f03574c9b2a7309f12200e80d86f9a251381be6e87a41206447f11c51899cb31fba10da1d5270

  • C:\Users\Admin\AppData\Local\Temp\nsa60B0.tmp\downloadmr.exe

    Filesize

    122KB

    MD5

    da254a8488b60244654e1cf4d6796cf8

    SHA1

    23d06f4589786652a3a226b5012a5520a3d03452

    SHA256

    6d3b82a7ad74a1e88ae4d0f9176082130f1558fb3ff42a8b45ca8b80445efc2d

    SHA512

    d311f90ad65441f6c7ae55220c2c3f117aa7601d083e6847e1b58b96c3c332d68a25d445310818396dc88678fb9ec5356f35a04a392c3d23746a2231e14b0a2e

  • memory/3744-13-0x00000000746A2000-0x00000000746A3000-memory.dmp

    Filesize

    4KB

  • memory/3744-14-0x00000000746A0000-0x0000000074C51000-memory.dmp

    Filesize

    5.7MB

  • memory/3744-15-0x00000000746A0000-0x0000000074C51000-memory.dmp

    Filesize

    5.7MB

  • memory/3744-16-0x00000000746A0000-0x0000000074C51000-memory.dmp

    Filesize

    5.7MB

  • memory/3744-17-0x00000000746A0000-0x0000000074C51000-memory.dmp

    Filesize

    5.7MB

  • memory/3744-18-0x00000000746A0000-0x0000000074C51000-memory.dmp

    Filesize

    5.7MB

  • memory/3744-19-0x00000000746A0000-0x0000000074C51000-memory.dmp

    Filesize

    5.7MB

  • memory/3744-21-0x00000000746A0000-0x0000000074C51000-memory.dmp

    Filesize

    5.7MB

  • memory/4772-25-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB