Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/08/2024, 23:34

General

  • Target

    a8aec689cf6aae0e648435068829c7fe_JaffaCakes118.exe

  • Size

    23.5MB

  • MD5

    a8aec689cf6aae0e648435068829c7fe

  • SHA1

    7b1d56e86a26e49ce311ef2aab4deb56def23aba

  • SHA256

    7a5394bade4582b9826a436abfe3bc3233a8e857146a28fd70539da8c5450924

  • SHA512

    790e6b60f583764c4b30ac492a5098026bad46b4edc34c3c0fc0aadafa1f8b67687636f994af2d06b0dc756020311b74dc97e7aaa07bd0ae4606e339bda1cfe9

  • SSDEEP

    49152:XYgph7GBfWiHaqCGXDkYOMwwnMb4PmyVhV:XX77GBfWr1GIYOXwnS4rVhV

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
  • 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.

  • Modifies Internet Explorer settings 1 TTPs 37 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\a8aec689cf6aae0e648435068829c7fe_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a8aec689cf6aae0e648435068829c7fe_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:796
    • 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:1308
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1308 CREDAT:17410 /prefetch:2
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:912

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Program Files\7-Zip\7z.exe

          Filesize

          24.0MB

          MD5

          efb851a0843bc4362136a5d834edef8c

          SHA1

          567a1464fa0a325dfdbf2b03414a7b300775d135

          SHA256

          110c7191fe7438a572fe96487f75e35672ffb3945cbb2e55a0552b366ea2fd1d

          SHA512

          b4a902b406f94a8e77caa850795eb1238ecc3259b9437740b4cfab9c3a17007610d972f99097f89606fb2a20de21e1606af7de1564d7b09dbbd6e7832670e8e4

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

          Filesize

          471B

          MD5

          5807ccf18a4daa262942fd318d06027d

          SHA1

          dbc8a19819ea0e72bb69aea4e08b5c08b19cebe9

          SHA256

          49127429f1b3e1e3126358abbce54b463587489939f48256edc3f4f54dc10890

          SHA512

          204d2d8ff7d0b847b6263f9759441c88c32d39fca326de017c1c1e2bb33d64455adfcde5e96705f5408361a3a34baf002aaff12645413e5ec3bb13b2d7e980ad

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

          Filesize

          404B

          MD5

          4c21a82d6afd6e88565dafe5b6dad6a3

          SHA1

          3d92174fdec3de123193d00d0292057d759d3850

          SHA256

          f9e0b7866ee2484b9ffefbf48703ee94b70ca3975c5e7bd66c3ba6b5043ca41a

          SHA512

          aed1e304464e4d804794e5e066ccd22a1adf8020fd5db435ae80ad6bf101802846d58864a5c1906c4a5a49fbecfa1ccee57ec6b977b559e7cda46764dc2ef9a0

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\THHXO5RX\suggestions[1].en-US

          Filesize

          17KB

          MD5

          5a34cb996293fde2cb7a4ac89587393a

          SHA1

          3c96c993500690d1a77873cd62bc639b3a10653f

          SHA256

          c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

          SHA512

          e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee