Analysis

  • max time kernel
    120s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19-09-2024 07:05

General

  • Target

    ead093304f57ba5f8a3d35768de28c7a_JaffaCakes118.exe

  • Size

    142KB

  • MD5

    ead093304f57ba5f8a3d35768de28c7a

  • SHA1

    631fd41c8ee359c24016d85e34fe1cffbdd4cf3f

  • SHA256

    730238c131903ef50f1b5d503d197f39ef0a308dae661b48a31a156a52535742

  • SHA512

    23fa2b0545c43f000b99bfaccb20d0d0d6ffa7924ca0df01472319e1ac9f1692488338bfef2f32b1973d6c68299642cbadb40ff93429787723422c8f035f0237

  • SSDEEP

    3072:qnOn7t7XpdpCCTg/sxFgJKeqgKJ+BCqCBWKWeliIll4979BJyNM+WQV:qKpdcCrTdgKXBO4zn4la

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ead093304f57ba5f8a3d35768de28c7a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ead093304f57ba5f8a3d35768de28c7a_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2248
    • C:\Users\Admin\AppData\Local\Temp\nst48C5.tmp\downloadmr.exe
      C:\Users\Admin\AppData\Local\Temp\nst48C5.tmp\downloadmr.exe /u4d488269-6268-4c29-b4c2-79305bc06ebe /e2359695
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:3020

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nst48C5.tmp\downloadmr.exe

    Filesize

    122KB

    MD5

    da254a8488b60244654e1cf4d6796cf8

    SHA1

    23d06f4589786652a3a226b5012a5520a3d03452

    SHA256

    6d3b82a7ad74a1e88ae4d0f9176082130f1558fb3ff42a8b45ca8b80445efc2d

    SHA512

    d311f90ad65441f6c7ae55220c2c3f117aa7601d083e6847e1b58b96c3c332d68a25d445310818396dc88678fb9ec5356f35a04a392c3d23746a2231e14b0a2e

  • \Users\Admin\AppData\Local\Temp\nst48C5.tmp\System.dll

    Filesize

    21KB

    MD5

    5ebc73650256e9c8ddbcda231db829a1

    SHA1

    988d4535e18754ab2a6248abae96c5697d7dbcd5

    SHA256

    1eaa543842df7795404184e8892a1654b0773dbc9bd8b54c7fdb9e68f4355493

    SHA512

    b21266e76fc7263af982a1336a766e47ccf348ed56b305dbb09f03574c9b2a7309f12200e80d86f9a251381be6e87a41206447f11c51899cb31fba10da1d5270

  • memory/2248-29-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/3020-18-0x0000000074881000-0x0000000074882000-memory.dmp

    Filesize

    4KB

  • memory/3020-19-0x0000000074880000-0x0000000074E2B000-memory.dmp

    Filesize

    5.7MB

  • memory/3020-20-0x0000000074880000-0x0000000074E2B000-memory.dmp

    Filesize

    5.7MB

  • memory/3020-21-0x0000000074880000-0x0000000074E2B000-memory.dmp

    Filesize

    5.7MB

  • memory/3020-22-0x0000000074880000-0x0000000074E2B000-memory.dmp

    Filesize

    5.7MB

  • memory/3020-23-0x0000000074880000-0x0000000074E2B000-memory.dmp

    Filesize

    5.7MB

  • memory/3020-24-0x0000000074880000-0x0000000074E2B000-memory.dmp

    Filesize

    5.7MB

  • memory/3020-25-0x0000000074880000-0x0000000074E2B000-memory.dmp

    Filesize

    5.7MB