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Analysis

  • max time kernel
    136s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/05/2024, 00:48

General

  • Target

    828ce5cc2d5525f796b2f2158ec9c64d_JaffaCakes118.exe

  • Size

    281KB

  • MD5

    828ce5cc2d5525f796b2f2158ec9c64d

  • SHA1

    669104ea4ccffbda165e108c03e85d930659c9da

  • SHA256

    2274693f918e6c52964cd19e8919c84886a7f94f62e14e5f51612b50380b38bd

  • SHA512

    0444246a198fb34cf58649298dc74b7fd97c86adb9abf85ff76847718d59160ac44df32d362816cbf52ddbaf3fed925dd4a7730cfdcbfef2aa43a5ccdc5aa419

  • SSDEEP

    6144:osaocyLCfLlqahejSXJeTathHQ3F3HutNbH+XWVi:otobEBZejuJegYuLkWV

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\828ce5cc2d5525f796b2f2158ec9c64d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\828ce5cc2d5525f796b2f2158ec9c64d_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:4188
    • C:\Users\Admin\AppData\Local\Temp\nsjF5EB.tmp\installer.exe
      C:\Users\Admin\AppData\Local\Temp\nsjF5EB.tmp\installer.exe c44c0242-e47d-11e2-b66b-00259033c1da.exe /t10223b31951904401967dba0441c07 /dT132240201S10223b31951904401967dba0441c07 /e9504441 /uc44c0242-e47d-11e2-b66b-00259033c1da
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Suspicious use of WriteProcessMemory
      PID:524
      • C:\Users\Admin\AppData\Local\Temp\nsjF5EB.tmp\c44c0242-e47d-11e2-b66b-00259033c1da.exe
        /t10223b31951904401967dba0441c07 /dT132240201S10223b31951904401967dba0441c07 /e9504441 /uc44c0242-e47d-11e2-b66b-00259033c1da
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:5060
  • 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=4320,i,13879737908471496610,15335851594401413307,262144 --variations-seed-version --mojo-platform-channel-handle=4296 /prefetch:8
    1⤵
      PID:3616

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\nsjF5EB.tmp\c44c0242-e47d-11e2-b66b-00259033c1da.exe

      Filesize

      249KB

      MD5

      e5fdaf113b510ceaf5672d7af36eaa75

      SHA1

      ee4c3b6d2343650926944869a07e31a9a2a4ffc5

      SHA256

      d4f2a25d2831f368313160bf2e2983264426ba9e4027447440b5a3ee8bb8b526

      SHA512

      f55acf149353251d44d768381a9256f509c62e24479775a24924c584a29fd7cdc2f705b84318a0280ca9731c6c3b4be993045e2e925cd42ef7a9e64e21e584a8

    • C:\Users\Admin\AppData\Local\Temp\nsjF5EB.tmp\installer.exe

      Filesize

      207KB

      MD5

      de8e9cb3a534359f5809b9c5980ce365

      SHA1

      34def3bd6d46a97daa546671513733b9a94c1e8a

      SHA256

      653db07daeedb23437e723f00ab4f7320e5bb6e6689e38e54896ee44d84cfc71

      SHA512

      dffe030837a4babfb06419ffd893f54b9856e0f1aafb320e923a7a4aea894154207b0f2998fd0ecaaf0105c6ff1bed95d93a8ae2f531e1c8c3aca248a35b1fe2

    • C:\Users\Admin\AppData\Local\Temp\nsjF5EB.tmp\nsExec.dll

      Filesize

      8KB

      MD5

      9f4abe9c1c095cdb505df5db52644d44

      SHA1

      94295f495f5535e0143107d3ca34141c943ec0b5

      SHA256

      e41bd375070919e1e194a7c1ca722a30d648a7fa7a4b5c33fb05660813c18bdf

      SHA512

      d1b6ab6d3e51f69e6ec79aa23629afc9ddedd8a7a668ea61b06bec115c95e2a35dca3ff9b9eb649e4bfece9a2fcd0832fed45f2308dca874f6e819708ed48169

    • memory/524-28-0x00007FF842980000-0x00007FF843321000-memory.dmp

      Filesize

      9.6MB

    • memory/524-9-0x00007FF842C35000-0x00007FF842C36000-memory.dmp

      Filesize

      4KB

    • memory/524-10-0x00007FF842980000-0x00007FF843321000-memory.dmp

      Filesize

      9.6MB

    • memory/524-11-0x000000001BE50000-0x000000001BE78000-memory.dmp

      Filesize

      160KB

    • memory/524-12-0x00007FF842980000-0x00007FF843321000-memory.dmp

      Filesize

      9.6MB

    • memory/4188-32-0x0000000000400000-0x0000000000439000-memory.dmp

      Filesize

      228KB

    • memory/5060-20-0x0000000074B30000-0x00000000750E1000-memory.dmp

      Filesize

      5.7MB

    • memory/5060-22-0x0000000074B30000-0x00000000750E1000-memory.dmp

      Filesize

      5.7MB

    • memory/5060-23-0x0000000074B30000-0x00000000750E1000-memory.dmp

      Filesize

      5.7MB

    • memory/5060-24-0x0000000074B30000-0x00000000750E1000-memory.dmp

      Filesize

      5.7MB

    • memory/5060-26-0x0000000074B30000-0x00000000750E1000-memory.dmp

      Filesize

      5.7MB

    • memory/5060-21-0x0000000074B30000-0x00000000750E1000-memory.dmp

      Filesize

      5.7MB

    • memory/5060-19-0x0000000074B32000-0x0000000074B33000-memory.dmp

      Filesize

      4KB