Overview

overview

9

Static

static

3

043308721b...d9.exe

windows7-x64

9

043308721b...d9.exe

windows10-2004-x64

9

Sharing

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General

  • Target
    043308721b7ee6a1a93250a1d013a1a761fef7368c9ab483514c31a1584c86d9
  • Size 566KB
  • Sample241029-yeacvayfpp
  • SHA256 043308721b7ee6a1a93250a1d013a1a761fef7368c9ab483514c31a1584c86d9
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10
credential_accessdiscoveryexploitpersistenceransomwarespywarestealer

Malware Config

Targets

    • Target
      043308721b7ee6a1a93250a1d013a1a761fef7368c9ab483514c31a1584c86d9
    • Size 566KB
    • SHA256 043308721b7ee6a1a93250a1d013a1a761fef7368c9ab483514c31a1584c86d9
    • MD5 SHA1 SHA512 SSDEEP
    Score
    9/10
    credential_accessdiscoveryexploitpersistenceransomwarespywarestealer

    • Renames multiple (8473) files with added filename extension

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

      ransomware

    • Possible privilege escalation attempt

      exploit

    • Credentials from Password Stores: Windows Credential Manager

      Suspicious access to Credentials History.

      credential_accessstealer

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks