Overview

overview

10

Static

static

7

bb88f2961c...61.exe

windows7-x64

10

bb88f2961c...61.exe

windows10-2004-x64

10

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General

  • Target

    bb88f2961cdc0a2be5b9140e8b418661

  • Size

    2.8MB

  • Sample

    240308-r73frsae6v

  • MD5

    bb88f2961cdc0a2be5b9140e8b418661

  • SHA1

    0629a403d06720badb2a704927e95cf19d040ad8

  • SHA256

    d55410cc81d75257401f1c825b9bf901c0dc66a627e1b39a99b60a5d597af69f

  • SHA512

    c95b1ae97330193d1e3c1b57a8f8e116857783f41c6a0723d71517f5e4f4f82fdf6503a407d51de045c98a10b7c2f47dcc74af111682752f8bb39501c547c117

  • SSDEEP

    6144:riMmXRH6pXfSb0ceR/VFAHh1kgcs0HW1kyAp0mgl8agvewq7xMaiYJ38pYw0512L:ZMMpXKb0hNGh1kG0HWnAlU8Syx

Score
10/10
aspackv2persistenceransomware

Malware Config

Targets

    • Target

      bb88f2961cdc0a2be5b9140e8b418661

    • Size

      2.8MB

    • MD5

      bb88f2961cdc0a2be5b9140e8b418661

    • SHA1

      0629a403d06720badb2a704927e95cf19d040ad8

    • SHA256

      d55410cc81d75257401f1c825b9bf901c0dc66a627e1b39a99b60a5d597af69f

    • SHA512

      c95b1ae97330193d1e3c1b57a8f8e116857783f41c6a0723d71517f5e4f4f82fdf6503a407d51de045c98a10b7c2f47dcc74af111682752f8bb39501c547c117

    • SSDEEP

      6144:riMmXRH6pXfSb0ceR/VFAHh1kgcs0HW1kyAp0mgl8agvewq7xMaiYJ38pYw0512L:ZMMpXKb0hNGh1kG0HWnAlU8Syx

    Score
    10/10
    aspackv2persistenceransomware

    • 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

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

      aspackv2

    • 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