Overview

overview

10

Static

static

10

daf55a9d48...97.exe

windows7-x64

9

daf55a9d48...97.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    21825747416.zip

  • Size

    103KB

  • Sample

    250326-para5a1ygz

  • MD5

    44f63264232537374c00246bb2561f21

  • SHA1

    539b7b362b19871fc874a534248dba25b1545b98

  • SHA256

    9c8ab7e25dc5b82b2844961f845071e22b7f2c53779725da17a6238db7eb4566

  • SHA512

    b94599a1d28af2f3384b741ac55dfbac1b8e49f160672a0481c2b9b8cad03fc419c57e0ee85d3970ca695231da7af3e95696cfae34b2f822eab94acb8588ce5b

  • SSDEEP

    3072:JzPIzyNTJqR59OJl3siO5J4ky3CaYz+g670ZyZ:pgcdqRCJsiO5akxa867eG

Score
10/10
lockbitdefense_evasiondiscoveryransomware

Malware Config

Targets

    • Target

      daf55a9d48dd736fa870acd24cf4ced89b079544051d3bd782195ea9b96d6397

    • Size

      160KB

    • MD5

      ed6fa9757400a0de9596d59bd0262ebd

    • SHA1

      0836c5ab9bed96b1d9618bc802792185c6ee21ca

    • SHA256

      daf55a9d48dd736fa870acd24cf4ced89b079544051d3bd782195ea9b96d6397

    • SHA512

      37d93ce4b1796d205d090390645fa149181b99fa7a67c0afcfa548851644659dde27b169049f7f5bfc73e63bc448a59746236e1e6b47335d58a6b0eddd356412

    • SSDEEP

      3072:bDDDDDDDDDDDDDDDDDDDE45d/t6sVkgZqltP3368a0y5zxm8yNB41ctER6ptQtR2:15d/zugZqll3bQzmB3tQt5L

    Score
    9/10
    discoveryransomwaredefense_evasion

    • Renames multiple (165) files with added filename extension

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

      ransomware

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops desktop.ini file(s)

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

      defense_evasion

    • Sets desktop wallpaper using registry

      ransomware

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks