General

  • Target

    1c9477d24296e2248a7f9e41bf65bdf472e608d3eb16cd7784e69c7c5592f813

  • Size

    841KB

  • Sample

    211207-gs8zwsahh7

  • MD5

    bd2e92f812723f915ebe18bd706a782b

  • SHA1

    fa60fa5e462c24d2ba7e103a8fd0674393545e9d

  • SHA256

    1c9477d24296e2248a7f9e41bf65bdf472e608d3eb16cd7784e69c7c5592f813

  • SHA512

    a7c3624a9eed59f9ab6f4f8a7a93585eaca0072fe9b9eac41c88df05dc354810b7ddfbeb0199908c559cfadd1c2139fb54d544ce98d421dd2e11418d757d0f17

Malware Config

Extracted

Family

djvu

C2

http://tzgl.org/lancer/get.php

Attributes
  • extension

    .hgsh

  • offline_id

    gYuqQ5GsAaJom08TivUVhlPzZDKd916x4NcXrWt1

  • payload_url

    http://kotob.top/dl/build2.exe

    http://tzgl.org/files/1/build3.exe

  • ransomnote

    ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-m8LBBi8x8F Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0358Sigrj

rsa_pubkey.plain

Targets

    • Target

      1c9477d24296e2248a7f9e41bf65bdf472e608d3eb16cd7784e69c7c5592f813

    • Size

      841KB

    • MD5

      bd2e92f812723f915ebe18bd706a782b

    • SHA1

      fa60fa5e462c24d2ba7e103a8fd0674393545e9d

    • SHA256

      1c9477d24296e2248a7f9e41bf65bdf472e608d3eb16cd7784e69c7c5592f813

    • SHA512

      a7c3624a9eed59f9ab6f4f8a7a93585eaca0072fe9b9eac41c88df05dc354810b7ddfbeb0199908c559cfadd1c2139fb54d544ce98d421dd2e11418d757d0f17

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Modifies file permissions

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks