Analysis

  • max time kernel
    120s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/10/2024, 10:37

General

  • Target

    78c31f4136a0a20770e037d0a3dbb2a57de71209da58b9d6b2ca4488b0a49dcbN.exe

  • Size

    67KB

  • MD5

    44f9ed041c33e05c73095dfabc257fd0

  • SHA1

    f1e4b1017534ea1b59d4f6d21552167b15aa6823

  • SHA256

    78c31f4136a0a20770e037d0a3dbb2a57de71209da58b9d6b2ca4488b0a49dcb

  • SHA512

    0b90ce446e5db98e266accb6943366d135a4f84c814a8612448ddc6c580c6b1170bf2b3d02508e46dc3e1aaf280f03ab8b8f2ca5387bc337dae20173860e2946

  • SSDEEP

    1536:W7ZhA7pApw03vR03vcltdtSsU8Tu8Tmwzw3wZ:6e7WpwYRYUtdtSsBc3wZ

Score
9/10

Malware Config

Signatures

  • Renames multiple (4651) 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\78c31f4136a0a20770e037d0a3dbb2a57de71209da58b9d6b2ca4488b0a49dcbN.exe
    "C:\Users\Admin\AppData\Local\Temp\78c31f4136a0a20770e037d0a3dbb2a57de71209da58b9d6b2ca4488b0a49dcbN.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:4680

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\$Recycle.Bin\S-1-5-21-786284298-625481688-3210388970-1000\desktop.ini.tmp

          Filesize

          67KB

          MD5

          f0e63b710a796fa2a5ac88567c1242b3

          SHA1

          0ce6d9e1347992e29adb513bebea439287332f7f

          SHA256

          b13ee07f3917098051908c8e123689a02f16d27a04e51d8cf0d3d5e682c82345

          SHA512

          6a74b1b342467324c94a56ce3bd151d43ae1f2b1e33972acf56685ac9369d46d361ca6c206d30a836accb39ba6a9242b618789cf0b6cf12f7fc2453bb6b52ad9

        • C:\Program Files\7-Zip\7-zip.dll.tmp

          Filesize

          166KB

          MD5

          aa11022d275611c764d0617096b2ff80

          SHA1

          85c45de699a0e5062237494b043f35ed05d5e298

          SHA256

          5e014b030da514468b958b3a4684519b77759a8b59947454fe802ceea8b1db2d

          SHA512

          5c469bdd9f868662f2b97d5ad56d8452380f64529c3090c5c13994602551719dacbb71c7bb81a6f2abc02ca3918e3beb28078cf83d231e6415c50267b83ef82e