Overview

overview

10

Static

static

1

ccacb1863c...28.exe

windows7-x64

8

ccacb1863c...28.exe

windows10-2004-x64

10

Jumblement.ps1

windows7-x64

3

Jumblement.ps1

windows10-2004-x64

8

Sharing

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General

  • Target

    2e24786e3a50dddc9e8044942ed76557.bin

  • Size

    677KB

  • Sample

    241114-bg4m5ssdke

  • MD5

    159acbf22b95c17e6548a007f26fb387

  • SHA1

    eaf520ec1eef2ba05bdd924e8bbc00c4687f3465

  • SHA256

    dfcf14a0653a6b274948af6f9956eed918987c730e235d260f069d73e4481f25

  • SHA512

    974d2487e6768d6951cedea639d6aec3a906b652b294360a2899211d57424ff0d12913ee7d642ea6a40b0001e24285a96067e0a87d7aa602ef5ea302a43f4f0e

  • SSDEEP

    12288:DM7lObGKaMSQThCEDPbiSLHmvcSxxypgjmAAjqDoXgBK1TV4rWl:oAbGDCThbbzLmxhilQK1TV4rWl

Score
10/10
guloaderdiscoverydownloaderexecutionpersistence

Malware Config

Targets

    • Target

      ccacb1863cfc340af0f45f145ac924ac57907cfadb199f8ba84c6429c43bba28.exe

    • Size

      738KB

    • MD5

      2e24786e3a50dddc9e8044942ed76557

    • SHA1

      fd17c905199eaa0933fb9b78b45ca0c4e87c787c

    • SHA256

      ccacb1863cfc340af0f45f145ac924ac57907cfadb199f8ba84c6429c43bba28

    • SHA512

      029375abc32bfd0495334a893682a31ccfeb2251b0d5c64f99cd2b6e6ce96eb10359fbf00b598279f6d5b896ee75da0f3a092f9de610be9b9c33ee23a4a040b3

    • SSDEEP

      12288:oyoqBI5daGf9SVr5Y91FmGe1C1scoGcZhAkFN2ZTyWy0ctqhm2V76:oyocI7aGf9mgjmPSsccAgN2ZT1HI2V76

    Score
    10/10
    discoveryexecutionguloaderdownloaderpersistence

    • Guloader family

      guloader

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Adds Run key to start application

      persistence

    • Blocklisted process makes network request

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

    • Target

      Jumblement.Kar

    • Size

      50KB

    • MD5

      5f22e57b55aa6e31d0606fa12e0ee584

    • SHA1

      e83cf829d2d46ce8a16f117a437a32ad63c1173d

    • SHA256

      0fd8188279b05a111878389f3fe41f48f28d27249560005ae6977b0e8fb137b2

    • SHA512

      7c9ed6698e7e593597c92169c5ea97447b786439c09f33e26877852fae74dbdd8082c463baa3f5fefea9b3bb05014999389ec8f306e055ed5c99338fe0335900

    • SSDEEP

      1536:FfJI40kmkpIZNOVdVbTdiU0J/qK2ROiuBhJ9L:FfJ6lkqNYs3eO//

    Score
    8/10
    executionpersistence

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

      persistence

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    behavioral3behavioral4

MITRE ATT&CK Enterprise v15

Tasks