Resubmissions

25-01-2022 11:10

220125-m9q4asfaa2 1

20-01-2022 18:56

220120-xlsx4abbe9 10

General

  • Target

    5121f08cf8614a65d7a86c2f462c0694c132e2877a7f54ab7fcefd7ee5235a42.bin

  • Size

    1.8MB

  • Sample

    220120-xlsx4abbe9

  • MD5

    843001980e5073c7f0ea8b56873246b8

  • SHA1

    36dff07387cf3f2393339d30d0672fcbccc7a73c

  • SHA256

    5121f08cf8614a65d7a86c2f462c0694c132e2877a7f54ab7fcefd7ee5235a42

  • SHA512

    4b0ddafb90a68db39fdd6294b55c468f66d60e11c784f3ea2e6635b252e704aacc356d500dee78a324b001b05968b7539d140478fe4432cebaf95d1a4e15df3e

Score
10/10

Malware Config

Extracted

Family

blackcat

Attributes
  • enable_network_discovery

    true

  • enable_self_propagation

    true

  • enable_set_wallpaper

    true

  • extension

    dkrpx75

  • note_file_name

    RECOVER-${EXTENSION}-FILES.txt

  • note_full_text

    >> What happened? Important files on your network was ENCRYPTED and now they have "${EXTENSION}" extension. In order to recover your files you need to follow instructions below. >> Sensitive Data Sensitive data on your system was DOWNLOADED. If you DON'T WANT your sensitive data to be PUBLISHED you have to act quickly. Data includes: - Employees personal data, CVs, DL, SSN. - Complete network map including credentials for local and remote services. - Private financial information including: clients data, bills, budgets, annual reports, bank statements. - Manufacturing documents including: datagrams, schemas, drawings in solidworks format - And more... >> CAUTION DO NOT MODIFY ENCRYPTED FILES YOURSELF. DO NOT USE THIRD PARTY SOFTWARE TO RESTORE YOUR DATA. YOU MAY DAMAGE YOUR FILES, IT WILL RESULT IN PERMANENT DATA LOSS. >> What should I do next? Follow these simple steps to get everything back to normal: 1) Download and install Tor Browser from: https://torproject.org/ 2) Navigate to: http://y4722ss64vel5hmph75te7lx2x5xz463322ypjirm5ytxviijtdpybid.onion/?access-key=${ACCESS_KEY}

rsa_pubkey.plain

Targets

    • Target

      5121f08cf8614a65d7a86c2f462c0694c132e2877a7f54ab7fcefd7ee5235a42.bin

    • Size

      1.8MB

    • MD5

      843001980e5073c7f0ea8b56873246b8

    • SHA1

      36dff07387cf3f2393339d30d0672fcbccc7a73c

    • SHA256

      5121f08cf8614a65d7a86c2f462c0694c132e2877a7f54ab7fcefd7ee5235a42

    • SHA512

      4b0ddafb90a68db39fdd6294b55c468f66d60e11c784f3ea2e6635b252e704aacc356d500dee78a324b001b05968b7539d140478fe4432cebaf95d1a4e15df3e

    Score
    8/10

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Tasks