Overview

overview

10

Static

static

dridex

windows10_x64

10

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General

  • Target

    d80f99f7fd52bd712dfe525eff88a97ffe60e82c12e96b966b0ae8b644d45302

  • Size

    832KB

  • Sample

    211127-lberyahhbk

  • MD5

    11820b08e2a8515f5992c569ce16c5b1

  • SHA1

    f3375a5bde12dd50fc0ac1ecc14a6d1df1099d3b

  • SHA256

    d80f99f7fd52bd712dfe525eff88a97ffe60e82c12e96b966b0ae8b644d45302

  • SHA512

    843515cf2141651588920f5b2899cbc3aa26d5a53c82955d135d1e0f194e74eb7d41611fb612b8252f6fef9e8a66da1773a7c86a5a1769100588cff500c89a45

Score
10/10
djvuvidar517discoverypersistenceransomwarespywarestealersuricata

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .robm

  • offline_id

    Z5GGASEfY71jtxU3i3E8kzvrTJmY9oiZkjcSm0t1

  • 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-Tjb0YqckGX 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: 0354gSd743d

rsa_pubkey.plain

Extracted

Family

vidar

Version

48.7

Botnet

517

C2

https://mstdn.social/@anapa

https://mastodon.social/@mniami
Attributes
  • profile_id

    517

Targets

    • Target

      d80f99f7fd52bd712dfe525eff88a97ffe60e82c12e96b966b0ae8b644d45302

    • Size

      832KB

    • MD5

      11820b08e2a8515f5992c569ce16c5b1

    • SHA1

      f3375a5bde12dd50fc0ac1ecc14a6d1df1099d3b

    • SHA256

      d80f99f7fd52bd712dfe525eff88a97ffe60e82c12e96b966b0ae8b644d45302

    • SHA512

      843515cf2141651588920f5b2899cbc3aa26d5a53c82955d135d1e0f194e74eb7d41611fb612b8252f6fef9e8a66da1773a7c86a5a1769100588cff500c89a45

    Score
    10/10
    djvuvidar517discoverypersistenceransomwarespywarestealersuricata

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

      stealervidar

    • suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request

      suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request

      suricata

    • suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

      suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

      suricata

    • suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

      suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

      suricata

    • suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

      suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

      suricata

    • Vidar Stealer

      stealer

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Accesses 2FA software files, possible credential harvesting

      spywarestealer

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • 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

    behavioral1

MITRE ATT&CK Enterprise v6

Tasks