Analysis

  • max time kernel
    124s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/08/2024, 20:58

General

  • Target

    bf65806f37148766604297beaecc056e_JaffaCakes118.exe

  • Size

    1.1MB

  • MD5

    bf65806f37148766604297beaecc056e

  • SHA1

    2df6573be484afce00fd6dda709ae71a13f2da3f

  • SHA256

    458c6851b2bd9850846110d576ed0023d766cbd5577ce85169f9546535494734

  • SHA512

    fc142c42afe80522ad912398aa9c782ae43732196984d5904c65f1430ecd46c5101cd10f3f543e7027ad847bc9c1e01c89cd04a403236020f5754d4225295dc2

  • SSDEEP

    12288:vsM+aTA3c+FK1vrlVYBVignBtZnfVq4cz1i5pP9kPQKPR:UV4W8hqBYgnBLfVqx1Wjk3PR

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • 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 39 IoCs
  • Modifies Internet Explorer start page 1 TTPs 1 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\bf65806f37148766604297beaecc056e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\bf65806f37148766604297beaecc056e_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Modifies Internet Explorer start page
    • Suspicious use of WriteProcessMemory
    PID:4620
    • C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE" -noframemerging
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4268
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4268 CREDAT:17410 /prefetch:2
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2748

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver2E4E.tmp

    Filesize

    15KB

    MD5

    1a545d0052b581fbb2ab4c52133846bc

    SHA1

    62f3266a9b9925cd6d98658b92adec673cbe3dd3

    SHA256

    557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

    SHA512

    bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\T1CTRFUW\suggestions[1].en-US

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee