Overview

overview

10

Static

static

3

8f73f3fadb...cN.exe

windows7-x64

10

8f73f3fadb...cN.exe

windows10-2004-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    8f73f3fadb56baf889efb51553de6e3c78e1462b55b3e142d31e6b8ce4bbb71cN
  • Size 422KB
  • Sample241010-e8f8pstakp
  • SHA256 8f73f3fadb56baf889efb51553de6e3c78e1462b55b3e142d31e6b8ce4bbb71c
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
defense_evasiondiscoveryevasionexecutionimpactpersistenceransomware

Malware Config

Targets

    • Target
      8f73f3fadb56baf889efb51553de6e3c78e1462b55b3e142d31e6b8ce4bbb71cN
    • Size 422KB
    • SHA256 8f73f3fadb56baf889efb51553de6e3c78e1462b55b3e142d31e6b8ce4bbb71c
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    defense_evasiondiscoveryevasionexecutionimpactpersistenceransomware

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Renames multiple (180) files with added filename extension

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

      ransomware

    • Deletes System State backups

      Uses wbadmin.exe to inhibit system recovery.

      ransomware

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks