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General

  • Target

    file

  • Size

    298KB

  • Sample

    230201-byfyeadc5x

  • MD5

    76de3dfbd302a3ee0aa382233c19ffa1

  • SHA1

    1d089bab53e6397fab62fa0b77777691ab104be3

  • SHA256

    b14909504d2bd6de17ce36520814b64ddeb074d6192985fa8eb04929edc7a9a9

  • SHA512

    44d554be68dee3c733868121f0055722e638ac4f9c8fca2b0841be4c95ed3ae055299586e7476f74e9170df7a0642b80dd4a0ccacb62f7b817c9bf1e69615503

  • SSDEEP

    3072:zZBzk8L2tRcQRFa5IIiCAhYXpNjULRj0TmqPUx6WfQz86b2GDR3MM5:/k8L2QQRFGDiRaX70p0TmqMoI1GDR8M

Malware Config

Extracted

Family

djvu

C2

http://drampik.com/lancer/get.php

Attributes
  • extension

    .erop

  • offline_id

    xVB7l5LcUtDGyghMgGsTvebrKc0RGgDXlN1BoKt1

  • payload_url

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

    http://drampik.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-8pCGyFnOj6 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: 0641JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

2.3

Botnet

19

C2

https://t.me/mantarlars

https://steamcommunity.com/profiles/76561199474840123

Attributes
  • profile_id

    19

Targets

    • Target

      file

    • Size

      298KB

    • MD5

      76de3dfbd302a3ee0aa382233c19ffa1

    • SHA1

      1d089bab53e6397fab62fa0b77777691ab104be3

    • SHA256

      b14909504d2bd6de17ce36520814b64ddeb074d6192985fa8eb04929edc7a9a9

    • SHA512

      44d554be68dee3c733868121f0055722e638ac4f9c8fca2b0841be4c95ed3ae055299586e7476f74e9170df7a0642b80dd4a0ccacb62f7b817c9bf1e69615503

    • SSDEEP

      3072:zZBzk8L2tRcQRFa5IIiCAhYXpNjULRj0TmqPUx6WfQz86b2GDR3MM5:/k8L2QQRFGDiRaX70p0TmqMoI1GDR8M

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

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

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

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

    • 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