Overview

overview

10

Static

static

3

515451733f...3d.exe

windows7-x64

1

515451733f...3d.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    515451733f6e4c73c1ed0a35e922ac3d.exe

  • Size

    543KB

  • Sample

    240110-xzle6sfbd7

  • MD5

    515451733f6e4c73c1ed0a35e922ac3d

  • SHA1

    343096b001320dce3bdada9ccf96e75ad58710b6

  • SHA256

    394bbfb020843c5846c509f736f11b971314b3985064e21aadd850a654b7679f

  • SHA512

    f490ee43995992267bb32f6f731422418d47406be915c4184bbce942e7c888941e934faf62c88f16ef4f0a3339a7fbc1e5b519586683b51ff3bbb9e294c9d2ed

  • SSDEEP

    6144:L82p4pFHfzMepymgWPnviP6Koa0nArn20l96tCF2eKNBDRlC8HQQDhy5OwbYBilC:Pp4pNfz3ymJnJ8QCFkxCaQTOl2K/v

Score
10/10
persistenceransomware

Malware Config

Targets

    • Target

      515451733f6e4c73c1ed0a35e922ac3d.exe

    • Size

      543KB

    • MD5

      515451733f6e4c73c1ed0a35e922ac3d

    • SHA1

      343096b001320dce3bdada9ccf96e75ad58710b6

    • SHA256

      394bbfb020843c5846c509f736f11b971314b3985064e21aadd850a654b7679f

    • SHA512

      f490ee43995992267bb32f6f731422418d47406be915c4184bbce942e7c888941e934faf62c88f16ef4f0a3339a7fbc1e5b519586683b51ff3bbb9e294c9d2ed

    • SSDEEP

      6144:L82p4pFHfzMepymgWPnviP6Koa0nArn20l96tCF2eKNBDRlC8HQQDhy5OwbYBilC:Pp4pNfz3ymJnJ8QCFkxCaQTOl2K/v

    Score
    10/10
    persistenceransomware

    • Modifies WinLogon for persistence

      persistence

    • Renames multiple (5579) files with added filename extension

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

      ransomware

    • Drops startup file

    • Executes dropped EXE

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks