Overview

overview

10

Static

static

4e89a25216...a3.exe

windows7-x64

10

4e89a25216...a3.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4e89a25216b33984572983e8c59c3bb71f8590eb66b96d10ecd3a011e2bde7a3

  • Size

    148KB

  • Sample

    221020-rxh95shhf9

  • MD5

    8027844bd77a04a9a3becab36f428c8e

  • SHA1

    3b236297590f48d9eb8fa44b954b442f67d954cb

  • SHA256

    4e89a25216b33984572983e8c59c3bb71f8590eb66b96d10ecd3a011e2bde7a3

  • SHA512

    ae25bcdefa00f22512e1acf99cd3db1975c06361b15ef8d803c6c4f7a53dcce66433f00a2ea9a62bb30be67262ecdf9da05d3315aa1c3fd65d1f90b94eda4753

  • SSDEEP

    1536:MBbqw7uttZVBvqFAa/1SyncmbHC1Ak2byBdcEJTt/MxMpwbXeGDtoEjAzTtkhGoA:9VRU1/8ycI6Ak2bcKENOGObHBoE6+av

Score
10/10
evasionpersistence

Malware Config

Targets

    • Target

      4e89a25216b33984572983e8c59c3bb71f8590eb66b96d10ecd3a011e2bde7a3

    • Size

      148KB

    • MD5

      8027844bd77a04a9a3becab36f428c8e

    • SHA1

      3b236297590f48d9eb8fa44b954b442f67d954cb

    • SHA256

      4e89a25216b33984572983e8c59c3bb71f8590eb66b96d10ecd3a011e2bde7a3

    • SHA512

      ae25bcdefa00f22512e1acf99cd3db1975c06361b15ef8d803c6c4f7a53dcce66433f00a2ea9a62bb30be67262ecdf9da05d3315aa1c3fd65d1f90b94eda4753

    • SSDEEP

      1536:MBbqw7uttZVBvqFAa/1SyncmbHC1Ak2byBdcEJTt/MxMpwbXeGDtoEjAzTtkhGoA:9VRU1/8ycI6Ak2bcKENOGObHBoE6+av

    Score
    10/10
    evasionpersistence

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Drops autorun.inf file

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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks