General

  • Target

    86fb6d876200f1159b7785764f510a01fb173d4a48b4e9a1924c8afc420a7562

  • Size

    755KB

  • Sample

    240128-2avd1abdf6

  • MD5

    70941bc38ac5bdfef9ed4e5c2a11513d

  • SHA1

    56de5da9e2980c8af17d23c8ef61d620b0d198e7

  • SHA256

    86fb6d876200f1159b7785764f510a01fb173d4a48b4e9a1924c8afc420a7562

  • SHA512

    d2c90f00fe242583ebcc41697170bab3db64f5405de5c5dcd14f2257761ac61f0686b1252093a5330c0fad4f44d84cb5da29500f87b854bcf9258c173e5407aa

  • SSDEEP

    12288:UNNsAnwuOcZmCxKCDXkcKTJmMU+ASRviZ21hH63HLY81X:eG89kbTJIRbahHIHL/1X

Malware Config

Extracted

Family

djvu

C2

http://habrafa.com/test1/get.php

Attributes
  • extension

    .cdpo

  • offline_id

    Bn3q97hwLouKbhkQRNO4SeV07gjdEQVm8NKhg0t1

  • payload_url

    http://brusuax.com/dl/build2.exe

    http://habrafa.com/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-FCWSCsjEWS Price of private key and decrypt software is $1999. Discount 50% available if you contact us first 72 hours, that's price for you is $999. 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: 0844OSkw

rsa_pubkey.plain

Targets

    • Target

      86fb6d876200f1159b7785764f510a01fb173d4a48b4e9a1924c8afc420a7562

    • Size

      755KB

    • MD5

      70941bc38ac5bdfef9ed4e5c2a11513d

    • SHA1

      56de5da9e2980c8af17d23c8ef61d620b0d198e7

    • SHA256

      86fb6d876200f1159b7785764f510a01fb173d4a48b4e9a1924c8afc420a7562

    • SHA512

      d2c90f00fe242583ebcc41697170bab3db64f5405de5c5dcd14f2257761ac61f0686b1252093a5330c0fad4f44d84cb5da29500f87b854bcf9258c173e5407aa

    • SSDEEP

      12288:UNNsAnwuOcZmCxKCDXkcKTJmMU+ASRviZ21hH63HLY81X:eG89kbTJIRbahHIHL/1X

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • 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 v15

Tasks