Analysis

  • max time kernel
    159s
  • max time network
    168s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/04/2024, 18:55

General

  • Target

    a3f438a8e89dab04e2649de7e6e9ffa1_JaffaCakes118.exe

  • Size

    456KB

  • MD5

    a3f438a8e89dab04e2649de7e6e9ffa1

  • SHA1

    2b61bd13401594fe946cb52d0054ab5e1754a119

  • SHA256

    a3aebdb374066a1250ef73bcde03e449e542f278d7d1d0f6c6b3b056619f2774

  • SHA512

    98e5186cb17e86b637d305c2e347f59613ddafd86cf5fc1852eec793b432025e7c615014029605c9e697baba24b0d099d40ce0390c4008c3e2c0a69040bdc369

  • SSDEEP

    6144:ppMM8EV1kmffCpJipAQeNai17Y56rKbDJDODuLn2WvDUyX8rp/mRTCF:URmfaXiGQeN/7YkrOdii72mI

Score
7/10

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Modifies Internet Explorer settings 1 TTPs 39 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a3f438a8e89dab04e2649de7e6e9ffa1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a3f438a8e89dab04e2649de7e6e9ffa1_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:2044
    • C:\Program Files\Internet Explorer\IEXPLORE.exe
      "C:\Program Files\Internet Explorer\IEXPLORE" 212.33.237.86/images/1/report.php
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5040
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:5040 CREDAT:17410 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1576

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

          Filesize

          471B

          MD5

          0fcdd391bad79fbbab9a6e5102377a8b

          SHA1

          a6e434b007f54fb3f6383a86bb76231f5a6831c6

          SHA256

          8a8a1c2115ea90a574a9117e799089b0445155b5d8b4f361e3c840fcb64c9377

          SHA512

          41d3a672880304c05ccf76d95c87f5b240d11313e528f0e675f620bcd48fbea1d4f704e4d2161b24f5dc997f822422b957065efbb2d99ea8b2474061f147629b

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

          Filesize

          404B

          MD5

          c313b5e0669bd1976c1cf16d76f347ea

          SHA1

          74af3f06c73e92b045e1ed766bd602dc28e2b475

          SHA256

          abd62bf4b471077f24d1248ae65e60b061d022431e54959e68f6e6685a392fb1

          SHA512

          2e74b4e69ec415e46a45ed98e7aa7c9149b9921b5ba07d52bcd0c6777e35e8b6db827a3b237df846c0b217e6ab144c276f48d1a95edb5b2d2a70d5570af891bf

        • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver6F3F.tmp

          Filesize

          15KB

          MD5

          1a545d0052b581fbb2ab4c52133846bc

          SHA1

          62f3266a9b9925cd6d98658b92adec673cbe3dd3

          SHA256

          557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

          SHA512

          bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\FILN3D3Q\suggestions[1].en-US

          Filesize

          17KB

          MD5

          5a34cb996293fde2cb7a4ac89587393a

          SHA1

          3c96c993500690d1a77873cd62bc639b3a10653f

          SHA256

          c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

          SHA512

          e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

        • C:\odt\office2016setup.exe

          Filesize

          5.5MB

          MD5

          7d0d120f96941ca3c3248a5a66f7a69b

          SHA1

          56b21365b675469401168f3b10522533932b6d95

          SHA256

          262157bbc0bcc008a924b15e73c44aab02f2d2cfb4142c9a8b58f84b1a1ccf03

          SHA512

          565c2dc183f9b4748668fb264d50b270bb52bef9662e6f11dbe729db7ae0d2a0d0bae1925a6ae2f0fcf9ca7339048b5993eefc69afd87c1e10192c3d850a5e57

        • memory/2044-0-0x0000000000400000-0x0000000000413000-memory.dmp

          Filesize

          76KB

        • memory/2044-1940-0x0000000000400000-0x0000000000413000-memory.dmp

          Filesize

          76KB