Analysis

  • max time kernel
    41s
  • max time network
    51s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-07-2024 19:23

General

  • Target

    25f8868e861ceca3fe917b3218a2290c_JaffaCakes118.exe

  • Size

    90KB

  • MD5

    25f8868e861ceca3fe917b3218a2290c

  • SHA1

    41ed2a1aeb7d36a9a0c4276a14d2a81d6fc347c2

  • SHA256

    d0c5cd462304dade6e7503c41621765cd48f5286e1817b1be3e2446532abfddb

  • SHA512

    e45584c1d968ac39ac89035fd1802c680b1d071eab846f702f9914eeab7a7e47c23cd0cc58424321550464bfd2b323d9151858eafc1126d300159b800f2b717a

  • SSDEEP

    1536:lEkjY1zy214Qay0DGkJ7qAELVigJLqfcpT86TffqWU67cpw2/Dx5:ykjAJ4dDGkJ+AI0SqUh3Ta7dn/z

Score
7/10

Malware Config

Signatures

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

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

  • NSIS installer 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\25f8868e861ceca3fe917b3218a2290c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\25f8868e861ceca3fe917b3218a2290c_JaffaCakes118.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2312
    • C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
      "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2924

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsp51EA.tmp\InstallOptions.dll

    Filesize

    13KB

    MD5

    d765c492c21689e3d9d61634371fd861

    SHA1

    ac200933671ae52c9d5544d0e2e8e9144d286c83

    SHA256

    551e6042dd494ea01549555ffc194ab9729da09058ec714eb368dd06642c9bbc

    SHA512

    9919a9e848c8f1e26c75d0d29207571e4b86a4140bd554743d2c1f8bd7f386fe4919345b163d89a5d907fb165e435ba0ac5f6b1101713636141f156a420e2e0f

  • C:\Users\Admin\AppData\Local\Temp\nsp51EA.tmp\System.dll

    Filesize

    10KB

    MD5

    fe24766ba314f620d57d0cf7339103c0

    SHA1

    8641545f03f03ff07485d6ec4d7b41cbb898c269

    SHA256

    802ef71440f662f456bed6283a5ff78066af016897fe6bfd29cac6edc2967bbd

    SHA512

    60d36959895cebf29c4e7713e6d414980139c7aa4ed1c8c96fefb672c1263af0ce909fb409534355895649c0e8056635112efb0da2ba05694446aec2ca77e2e3

  • C:\Users\Admin\AppData\Local\Temp\nsp51EA.tmp\ioSpecial.ini

    Filesize

    595B

    MD5

    4c66d91443e0c01adcb4b512dce68a9e

    SHA1

    a7a2ffd7896cbf650eace4488f97d2e6b63e0c54

    SHA256

    f63a1e78c8efc3025a3f8485575bd21cbe3a7619bd329822d8d63852efa5c501

    SHA512

    89b74a1ce88697cdde87a7ced6855a1a422e1013f778c7a94363244b4f4067761f7a84219c166935bdfe8cddff5e00e5aa5c1d1074a25e777a9d46e80bfa04f5

  • C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

    Filesize

    90KB

    MD5

    25f8868e861ceca3fe917b3218a2290c

    SHA1

    41ed2a1aeb7d36a9a0c4276a14d2a81d6fc347c2

    SHA256

    d0c5cd462304dade6e7503c41621765cd48f5286e1817b1be3e2446532abfddb

    SHA512

    e45584c1d968ac39ac89035fd1802c680b1d071eab846f702f9914eeab7a7e47c23cd0cc58424321550464bfd2b323d9151858eafc1126d300159b800f2b717a