General

  • Target

    ba8efe2177fb6ff81a33fdc05be551b805b180edc0bd113d493734bd2ae78176

  • Size

    264KB

  • Sample

    220508-rbx66sheb7

  • MD5

    86c0240b73b0bd0528e6b1d410769851

  • SHA1

    6a42adda017b1a6f6324b7ea8e8323a761cdf026

  • SHA256

    ba8efe2177fb6ff81a33fdc05be551b805b180edc0bd113d493734bd2ae78176

  • SHA512

    ec166e8839e6ff52a119ca7197cac8029e9de249717ede5d7aa09b1de84ab6aba6dd0421b57ffcb40cb5f2736af4e039edc1243d22405610f0000f1c9d871541

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://monsutiur4.com/

http://nusurionuy5ff.at/

http://moroitomo4.net/

http://susuerulianita1.net/

http://cucumbetuturel4.com/

http://nunuslushau.com/

http://linislominyt11.at/

http://luxulixionus.net/

http://lilisjjoer44.com/

http://nikogminut88.at/

http://limo00ruling.org/

http://mini55tunul.com/

http://samnutu11nuli.com/

http://nikogkojam.org/

rc4.i32
rc4.i32

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .egfg

  • offline_id

    QcVY9rkapJoL3nQkZAsvfTFVYLmscrM1v1QxGWt1

  • payload_url

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

    http://ugll.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-6Ti2DxXR3I 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: manager@time2mail.ch Reserve e-mail address to contact us: supportsys@airmail.cc Your personal ID: 0474JIjdm

rsa_pubkey.plain

Extracted

Family

vidar

Version

52

Botnet

1333

C2

https://t.me/hollandracing

https://busshi.moe/@ronxik321

Attributes
  • profile_id

    1333

Extracted

Family

redline

Botnet

2

C2

91.241.19.193:11630

Attributes
  • auth_value

    8f1381a27a56c64f6bc5ea1d4744ee1a

Targets

    • Target

      ba8efe2177fb6ff81a33fdc05be551b805b180edc0bd113d493734bd2ae78176

    • Size

      264KB

    • MD5

      86c0240b73b0bd0528e6b1d410769851

    • SHA1

      6a42adda017b1a6f6324b7ea8e8323a761cdf026

    • SHA256

      ba8efe2177fb6ff81a33fdc05be551b805b180edc0bd113d493734bd2ae78176

    • SHA512

      ec166e8839e6ff52a119ca7197cac8029e9de249717ede5d7aa09b1de84ab6aba6dd0421b57ffcb40cb5f2736af4e039edc1243d22405610f0000f1c9d871541

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine Payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

      suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Vidar Stealer

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Deletes itself

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Tasks