Overview

overview

10

Static

static

3

36ba9d5937...21.exe

windows7-x64

10

36ba9d5937...21.exe

windows10-2004-x64

10

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General

  • Target

    36ba9d5937cb2c9674508dce3b1ee621

  • Size

    3.8MB

  • Sample

    231231-p2nz3sbhbp

  • MD5

    36ba9d5937cb2c9674508dce3b1ee621

  • SHA1

    2bcf0d1fbbb6aa290a886527cfa8bf7fb4a5d91f

  • SHA256

    a73cecf45e6c81dd12408de21432cd47744dff621c076ce225ac4d27bcc9da11

  • SHA512

    83c45d979c62ad184c7bdbbcc96090b7f2c0390df041d204cb7b562b5c51089916a44b6839553caadfd3084c94f7067c94aa7804574c922d419a203a235fe79b

  • SSDEEP

    49152:iEs12B8NIMI8Sfpwotkzaxc1OGz89yBaf3WZ:iE2TIMzKpXOMGQ9EZ

Score
10/10
persistenceransomware

Malware Config

Targets

    • Target

      36ba9d5937cb2c9674508dce3b1ee621

    • Size

      3.8MB

    • MD5

      36ba9d5937cb2c9674508dce3b1ee621

    • SHA1

      2bcf0d1fbbb6aa290a886527cfa8bf7fb4a5d91f

    • SHA256

      a73cecf45e6c81dd12408de21432cd47744dff621c076ce225ac4d27bcc9da11

    • SHA512

      83c45d979c62ad184c7bdbbcc96090b7f2c0390df041d204cb7b562b5c51089916a44b6839553caadfd3084c94f7067c94aa7804574c922d419a203a235fe79b

    • SSDEEP

      49152:iEs12B8NIMI8Sfpwotkzaxc1OGz89yBaf3WZ:iE2TIMzKpXOMGQ9EZ

    Score
    10/10
    persistenceransomware

    • Modifies WinLogon for persistence

      persistence

    • Renames multiple (91) files with added filename extension

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

      ransomware

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • 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