Analysis

  • max time kernel
    141s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/06/2024, 15:02

General

  • Target
    9233a47875c18e2254adb4bee5e01734_JaffaCakes118.exe
  • Size 2.7MB
  • Sample240603-seysjsac9s
  • SHA256 22ab2c248a2b5689b37b0322644d242d643e47ae30f99b4f80bf2b20cf0c8a85
  • MD5 SHA1 SHA512 SSDEEP
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 behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9233a47875c18e2254adb4bee5e01734_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\9233a47875c18e2254adb4bee5e01734_JaffaCakes118.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1364
    • C:\Users\Admin\AppData\Local\Temp\is-M92S8.tmp\9233a47875c18e2254adb4bee5e01734_JaffaCakes118.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-M92S8.tmp\9233a47875c18e2254adb4bee5e01734_JaffaCakes118.tmp" /SL5="$401E6,2134838,70144,C:\Users\Admin\AppData\Local\Temp\9233a47875c18e2254adb4bee5e01734_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      PID:3264

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        DownLib.dll

        • Path C:\Users\Admin\AppData\Local\Temp\is-J4FFM.tmp\DownLib.dll
        • Size 183KB
        • SHA256 1b66aaf1e7e3c493dd96af3b7442ea60072f6e93ba45281eacd31a14ca7e7e73
        • MD5 SHA1 SHA512 SSDEEP

        RI_AfterDot.bmp

        • Path C:\Users\Admin\AppData\Local\Temp\is-J4FFM.tmp\RI_AfterDot.bmp
        • Size 84B
        • SHA256 8f2374b30622dfae1fd0b9706520de34c5e1597c1531fddbff65bc0201132ac7
        • MD5 SHA1 SHA512

        setupcfg.ini

        • Path C:\Users\Admin\AppData\Local\Temp\is-J4FFM.tmp\setupcfg.ini
        • Size 44B
        • SHA256 64164e9d3265b81b91b1f4a66d488bb7666094eb65eedf0c7b03dd537f5d97fa
        • MD5 SHA1 SHA512

        tbr_dots.bmp

        • Path C:\Users\Admin\AppData\Local\Temp\is-J4FFM.tmp\tbr_dots.bmp
        • Size 164B
        • SHA256 7e7f18c73560f9c020abe1ab1f22705083281e2ea16ab0030fc927901b5b5d1e
        • MD5 SHA1 SHA512

        9233a47875c18e2254adb4bee5e01734_JaffaCakes118.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\is-M92S8.tmp\9233a47875c18e2254adb4bee5e01734_JaffaCakes118.tmp
        • Size 1.2MB
        • SHA256 64e1f1fa7d91920b17bc7bc679a4cd8d87ff5b104318b6921bb6bf6a19055635
        • MD5 SHA1 SHA512 SSDEEP

        memory/1364-0-0x0000000000400000-0x0000000000418000-memory.dmp

        memory/1364-2-0x0000000000401000-0x000000000040D000-memory.dmp

        memory/1364-190-0x0000000000400000-0x0000000000418000-memory.dmp

        memory/3264-7-0x0000000000400000-0x0000000000536000-memory.dmp

        memory/3264-20-0x0000000003C20000-0x0000000003C57000-memory.dmp

        memory/3264-192-0x0000000003C20000-0x0000000003C57000-memory.dmp

        memory/3264-191-0x0000000000400000-0x0000000000536000-memory.dmp