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Analysis

  • max time kernel
    131s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/06/2024, 21:55

General

  • Target

    17ab5ce0023a8fcd87ca83eed8cf7e84_JaffaCakes118.exe

  • Size

    142KB

  • MD5

    17ab5ce0023a8fcd87ca83eed8cf7e84

  • SHA1

    384c97c5e0d58d5678471716ccb82e935fc36c5f

  • SHA256

    ef6a5fbdc6088c36faa14abf00cf8c174094a3815238464b829ed776e04f3c61

  • SHA512

    126bd46910c5832d4eb3148460a07d51eb3abed6d6745e727398aa50e7132c404b87f88e2d8377f2a1c7fe1fb3bef5d7217c46d34471333b1aab80a0724e5b82

  • SSDEEP

    3072:KnOn7t7XpdpCCTg/sxFgJ6eqgKJ+BCiCSMiIS4nZLoFS+lWUxK:KKpdcCrTdgKv7iZ4nH+EUxK

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\17ab5ce0023a8fcd87ca83eed8cf7e84_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\17ab5ce0023a8fcd87ca83eed8cf7e84_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:3972
    • C:\Users\Admin\AppData\Local\Temp\nsnDAD1.tmp\downloadmr.exe
      C:\Users\Admin\AppData\Local\Temp\nsnDAD1.tmp\downloadmr.exe /u4d488269-6268-4c29-b4c2-79305bc06ebe /e186287
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:4488
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3744,i,3724086843943218842,1026644135694712596,262144 --variations-seed-version --mojo-platform-channel-handle=1020 /prefetch:8
    1⤵
      PID:4568

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\nsnDAD1.tmp\System.dll

      Filesize

      21KB

      MD5

      5ebc73650256e9c8ddbcda231db829a1

      SHA1

      988d4535e18754ab2a6248abae96c5697d7dbcd5

      SHA256

      1eaa543842df7795404184e8892a1654b0773dbc9bd8b54c7fdb9e68f4355493

      SHA512

      b21266e76fc7263af982a1336a766e47ccf348ed56b305dbb09f03574c9b2a7309f12200e80d86f9a251381be6e87a41206447f11c51899cb31fba10da1d5270

    • C:\Users\Admin\AppData\Local\Temp\nsnDAD1.tmp\downloadmr.exe

      Filesize

      122KB

      MD5

      da254a8488b60244654e1cf4d6796cf8

      SHA1

      23d06f4589786652a3a226b5012a5520a3d03452

      SHA256

      6d3b82a7ad74a1e88ae4d0f9176082130f1558fb3ff42a8b45ca8b80445efc2d

      SHA512

      d311f90ad65441f6c7ae55220c2c3f117aa7601d083e6847e1b58b96c3c332d68a25d445310818396dc88678fb9ec5356f35a04a392c3d23746a2231e14b0a2e

    • memory/3972-25-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/4488-13-0x0000000073DA2000-0x0000000073DA3000-memory.dmp

      Filesize

      4KB

    • memory/4488-14-0x0000000073DA0000-0x0000000074351000-memory.dmp

      Filesize

      5.7MB

    • memory/4488-15-0x0000000073DA0000-0x0000000074351000-memory.dmp

      Filesize

      5.7MB

    • memory/4488-16-0x0000000073DA0000-0x0000000074351000-memory.dmp

      Filesize

      5.7MB

    • memory/4488-17-0x0000000073DA0000-0x0000000074351000-memory.dmp

      Filesize

      5.7MB

    • memory/4488-18-0x0000000073DA0000-0x0000000074351000-memory.dmp

      Filesize

      5.7MB

    • memory/4488-19-0x0000000073DA0000-0x0000000074351000-memory.dmp

      Filesize

      5.7MB

    • memory/4488-21-0x0000000073DA0000-0x0000000074351000-memory.dmp

      Filesize

      5.7MB