Analysis

  • max time kernel
    120s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    17-08-2024 13:37

General

  • Target

    87f89e841c0b69303bb5f5d8465dc670N.exe

  • Size

    102KB

  • MD5

    87f89e841c0b69303bb5f5d8465dc670

  • SHA1

    b9a796dcef27e2d7803783f7c1658d07c674c7b5

  • SHA256

    50504b056c6a8de9609e0f1a9a15b534d428137e86398c7e1bf4d9fd22f79b21

  • SHA512

    258f4d495cc38426cfcaeb7d60406d58acacee4f09e385233f226b44f45bacbd7009547d47d1d211134144cba7bd827cde143acd1e26729b1338eda24d53e490

  • SSDEEP

    3072:6e7WpHIyRF9ESWu0SWujKsKRsP9fVL9il72c:RqlIyFESWu0SWu86jYl72c

Score
9/10

Malware Config

Signatures

  • Renames multiple (2854) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\87f89e841c0b69303bb5f5d8465dc670N.exe
    "C:\Users\Admin\AppData\Local\Temp\87f89e841c0b69303bb5f5d8465dc670N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2312

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3450744190-3404161390-554719085-1000\desktop.ini.tmp

    Filesize

    102KB

    MD5

    70fc52bd5cc476a00231495b312b26b3

    SHA1

    de356af08016812dd9c6ec097cab6485b301d0eb

    SHA256

    67b33531959a838a6773ad2da5cd32f274200bfb6c9af18f711fd18716094b86

    SHA512

    b6efdde99744b4756ed12ff392d72827702ee4739ff25b6e99097b312a875f1f5beca0f8c6a2d038fe58baf87a03bf7a3adf582c8aeb716ded64f6bc58d33c57

  • C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Office64WW.xml.tmp

    Filesize

    111KB

    MD5

    9706447180eb45e635fafd4094c154b3

    SHA1

    68b5ef5fe865eeaaac2b4134e7ac9a0822e3dbbe

    SHA256

    12306cdc59a454321742bb0e3c311080163d6eada4e7f32990b7604939ac9080

    SHA512

    61d462a366de298c5057e29785733e13117bbef73706de859437a29448dd94a1a011a8cc61dbfe10155d251f43a75b6e347cafd06935ee56019a20d1621e7003