Analysis

  • max time kernel
    149s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-06-2024 12:53

General

  • Target

    91dadfbf6f8a150adab595616a00477a_JaffaCakes118.exe

  • Size

    812KB

  • MD5

    91dadfbf6f8a150adab595616a00477a

  • SHA1

    b561b477ca7b2756120c07aa38a9bc9fc360a8e4

  • SHA256

    174edf542fd9b9d840c59fbcb6b1917c6f788859511bc585f6a06c8f3e50648d

  • SHA512

    d818203c54b72ba576d8414472a3559bb1c12eb840cef97c60aaedfe538da0a392f81c6d70e790315552c47b36cd634563060bbead35eb35fade3357d04b9ef5

  • SSDEEP

    24576:5dMKRyW8sqwMizoyMbYLdDgNiAb/EBgzpSdX:LRy+MizoFbY5pALEQI

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\91dadfbf6f8a150adab595616a00477a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\91dadfbf6f8a150adab595616a00477a_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1280
    • C:\Users\Admin\AppData\Local\Temp\47ab73c17081b24116ded175089da993.exe
      C:\Users\Admin\AppData\Local\Temp\47ab73c17081b24116ded175089da993.exe
      2⤵
      • Executes dropped EXE
      PID:2724
      • C:\Users\Admin\AppData\Local\Temp\is-6A1CI.tmp\47ab73c17081b24116ded175089da993.tmp
        "C:\Users\Admin\AppData\Local\Temp\is-6A1CI.tmp\47ab73c17081b24116ded175089da993.tmp" /SL5="$B0052,705874,56832,C:\Users\Admin\AppData\Local\Temp\47ab73c17081b24116ded175089da993.exe"
        3⤵
        • Executes dropped EXE
        PID:4256
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2724 -s 492
        3⤵
        • Program crash
        PID:4780
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2724 -ip 2724
    1⤵
      PID:1532

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\47ab73c17081b24116ded175089da993.exe

      Filesize

      767KB

      MD5

      33553cc4afc6b22702f5275f99c10c60

      SHA1

      dc7103fe3de3f1f9ef781cc2092020b5e23077c5

      SHA256

      60ce026a07bea7265ccdbd2d4e0664858a9cc24e3f879a74f7983e60c8c10ebb

      SHA512

      e86f751d4c72c3c38f380932153f79428195f904a24a142a7ec8caf3b5e671686dac840f66979eb97ae57053e843822347fc7d5f3d464eb3325b8e47964c6d78

    • C:\Users\Admin\AppData\Local\Temp\is-6A1CI.tmp\47ab73c17081b24116ded175089da993.tmp

      Filesize

      44KB

      MD5

      4c275cff83d25bd055efc3833755fe28

      SHA1

      6625ab013964c32d6adcfeda1c70723e31d400e0

      SHA256

      a851065a80f432180a510a37557220ff4054a47e8a5348e2796803c2ec9bef40

      SHA512

      1d892b4087b28d79814eaae797899d0341e1d538ac87dcc4569488ec03daf3d8b09132a6afdb5547844f06dc9d28b8aee645d70bf341511e6de551620d18ed66

    • C:\Users\Admin\AppData\Local\Temp\nst424A.tmp\nxs.dll

      Filesize

      6KB

      MD5

      8ca09b6200ffa05b54c6672d855beb4a

      SHA1

      daa16fe49c8b2250e9d2383b861cda51f876de49

      SHA256

      033e93ad470241c92762924ccfceafb849a525e263e5d4a3dbcfc2e07a8803c3

      SHA512

      6ab97181ec45430888d8ad3fd411de22423e1c057833e282af085a975198338c95f7ba10b7c69f33298afc88ddd38d01ab010998fd4a8ba8abb8561796bf9f14

    • memory/2724-13-0x0000000000400000-0x0000000000414000-memory.dmp

      Filesize

      80KB

    • memory/2724-16-0x0000000000401000-0x000000000040B000-memory.dmp

      Filesize

      40KB

    • memory/2724-20-0x0000000000400000-0x0000000000414000-memory.dmp

      Filesize

      80KB