Analysis

  • max time kernel
    114s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2023 23:07

General

  • Target

    1f6e65e42febf4b357fd2b4981db00e4.exe

  • Size

    699KB

  • MD5

    1f6e65e42febf4b357fd2b4981db00e4

  • SHA1

    5767ebe370981cb5ce2bbca7ce0e8c91bc6c3f3b

  • SHA256

    b903deba25f4266e16f1768f3614a5901e3ff54f9cab4cc8662fb591db84ace6

  • SHA512

    c633a13da9ba46048441c681d8455380b701c674a9a9bbd190c49a580b2d7ebf4cbfa85817bbd09b84f762b0795638418ef4f4e15c97b15d56a92da98728a8a7

  • SSDEEP

    12288:phTCpOy31N9JttJKsxfpbFl7JzWHWmOgl71mQlbiwsXkMmNb1fi++IVGAml:phGA4BfnKslZ/EHWmOs1D9sXfYNVGP

Score
7/10

Malware Config

Signatures

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\1f6e65e42febf4b357fd2b4981db00e4.exe
    "C:\Users\Admin\AppData\Local\Temp\1f6e65e42febf4b357fd2b4981db00e4.exe"
    1⤵
    • Loads dropped DLL
    PID:1944

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsu45A6.tmp\InstallOptions.dll

    Filesize

    13KB

    MD5

    d765c492c21689e3d9d61634371fd861

    SHA1

    ac200933671ae52c9d5544d0e2e8e9144d286c83

    SHA256

    551e6042dd494ea01549555ffc194ab9729da09058ec714eb368dd06642c9bbc

    SHA512

    9919a9e848c8f1e26c75d0d29207571e4b86a4140bd554743d2c1f8bd7f386fe4919345b163d89a5d907fb165e435ba0ac5f6b1101713636141f156a420e2e0f

  • C:\Users\Admin\AppData\Local\Temp\nsu45A6.tmp\System.dll

    Filesize

    10KB

    MD5

    fe24766ba314f620d57d0cf7339103c0

    SHA1

    8641545f03f03ff07485d6ec4d7b41cbb898c269

    SHA256

    802ef71440f662f456bed6283a5ff78066af016897fe6bfd29cac6edc2967bbd

    SHA512

    60d36959895cebf29c4e7713e6d414980139c7aa4ed1c8c96fefb672c1263af0ce909fb409534355895649c0e8056635112efb0da2ba05694446aec2ca77e2e3

  • C:\Users\Admin\AppData\Local\Temp\nsu45A6.tmp\ioSpecial.ini

    Filesize

    748B

    MD5

    1ca9da34adbe1eab638822c20de14b10

    SHA1

    b09f995a0638cd7744ae516d86433db307fec5be

    SHA256

    936926c91241bd4a0466f20652c5daae8bca7a0dc2a5d0b6c5f1d5ffa2251f51

    SHA512

    c6c0df87b1d11acadac0c360b40212a0c7e80a80447ffaae1a8b4cd6c2201804b2130c63ef83cf106f3ccb5f37eee5d5a63f424e6bf55ad641db2b6d8a43e1e7