Resubmissions

23-02-2024 11:52

240223-n18gnafd9v 10

23-02-2024 08:58

240223-kxe46aea3y 10

Analysis

  • max time kernel
    123s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    23-02-2024 11:52

General

  • Target

    Resource/SaslPrep/SaslPrepProfile_norm_bidi.spp

  • Size

    13KB

  • MD5

    787dcae108ef9d5fcd9f60ce6387e7b1

  • SHA1

    83a906239423183910e617273d6023c534e47e5c

  • SHA256

    f2501579fc7ab062324b4e1a45428f69f9a37e0363a4fc1d3734157b587b92e1

  • SHA512

    c65d3bc01406054d9932e2c840980978a5be4bed7bf8dd60a063304017f0d8b8618d7e7688b365110976822896256cb98ed6ce40c2b6032e0d06637d73c8e283

  • SSDEEP

    24:j2Lc2SuJAoYYY6JB/BsSh7F3eQfWiLLN+LEEEEEEEEEEEEEEEEEEEEEEEEEEEEp:2c29CoX5JBNhCiLx+l

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 9 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\Resource\SaslPrep\SaslPrepProfile_norm_bidi.spp
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2964
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Resource\SaslPrep\SaslPrepProfile_norm_bidi.spp
      2⤵
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2700
      • C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
        "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Resource\SaslPrep\SaslPrepProfile_norm_bidi.spp"
        3⤵
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        PID:2744

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

    Filesize

    3KB

    MD5

    8737992e24d01a9b4b32a9fd5169f358

    SHA1

    a07b2359d6515d22799cdfef79fb18d42d582d73

    SHA256

    281edc696cf491ac36890de8537ef78e9bb0b366747759de6650e3a154e81b03

    SHA512

    0e36a70d02b1bb6161e65865caff467d6673826b28f92c472eacb61b7813910c5d26de75adfb5d49f925d35e9904ee307294be881d2f3bb871fd5a98754e9a56