Overview

overview

10

Static

static

3

41e48ab0a5...6c.exe

windows7-x64

10

41e48ab0a5...6c.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    41e48ab0a542c733e1825705d8b6346c

  • Size

    533KB

  • Sample

    240104-zqx4qabecl

  • MD5

    41e48ab0a542c733e1825705d8b6346c

  • SHA1

    5a24f2bfa964577538307390f303e49ca8ffcd65

  • SHA256

    9dbc93c5c4d375ef336f38f29311099229c8b93ba6106baa034ca6ef21ac4ec2

  • SHA512

    c411b19d38d266eadd8daef8ae54b996630a46670d43c93e5115d94a7557f3588e971f9b0a397ee12b48d3fbc5f480b6522f01aadcced98bfaf21619f5db948b

  • SSDEEP

    6144:282p4pFHfzMepymgWPnviP6Koa0nArn20l96tCF2eKNBDRlC8HQQDhy5OwbYBilK:gp4pNfz3ymJnJ8QCFkxCaQTOl2GVqi

Score
10/10
persistenceransomware

Malware Config

Targets

    • Target

      41e48ab0a542c733e1825705d8b6346c

    • Size

      533KB

    • MD5

      41e48ab0a542c733e1825705d8b6346c

    • SHA1

      5a24f2bfa964577538307390f303e49ca8ffcd65

    • SHA256

      9dbc93c5c4d375ef336f38f29311099229c8b93ba6106baa034ca6ef21ac4ec2

    • SHA512

      c411b19d38d266eadd8daef8ae54b996630a46670d43c93e5115d94a7557f3588e971f9b0a397ee12b48d3fbc5f480b6522f01aadcced98bfaf21619f5db948b

    • SSDEEP

      6144:282p4pFHfzMepymgWPnviP6Koa0nArn20l96tCF2eKNBDRlC8HQQDhy5OwbYBilK:gp4pNfz3ymJnJ8QCFkxCaQTOl2GVqi

    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