General

  • Target

    ee3c294f01f655f4613e6fd01bb1f04d9cc310fcd67a1993455b4722184fc92f

  • Size

    152KB

  • Sample

    220926-lvksasada7

  • MD5

    6c036f7df37445d3befcb8ba355232cc

  • SHA1

    07a884e03e28ad819c4d05ee468c889ac17a4b02

  • SHA256

    ee3c294f01f655f4613e6fd01bb1f04d9cc310fcd67a1993455b4722184fc92f

  • SHA512

    20a1afaa0c4f1c7f4978f7a8848c857a0ad1e88ba91936bee4182bd8bd41589f26e562082c13df9891479958a20f15a347f93805a9810aca4d1fb12aff15eeed

  • SSDEEP

    3072:+d+Bz5Vc4tqvHp9CcZcZQ63gUBt5iky5B:3c2qvJMcZs3g6ik

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .ofww

  • offline_id

    xkNzhkB1wvgoDI7Uo0HPNLY3qCuwoFpP7nlhlut1

  • payload_url

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

    http://winnlinne.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-EWKSsSJiVn 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: support@bestyourmail.ch Reserve e-mail address to contact us: datarestorehelp@airmail.cc Your personal ID: 0569Jhyjd

rsa_pubkey.plain

Extracted

Family

vidar

Version

54.6

Botnet

517

C2

https://t.me/huobiinside

https://mas.to/@kyriazhs1975

Attributes
  • profile_id

    517

Extracted

Family

redline

Botnet

LogsDiller Cloud (TG: @mr_golds)

C2

77.73.134.27:7161

Attributes
  • auth_value

    4b2de03af6b6ac513ac597c2e6c1ad51

Extracted

Family

redline

Botnet

inslab26

C2

185.182.194.25:8251

Attributes
  • auth_value

    7c9cbd0e489a3c7fd31006406cb96f5b

Targets

    • Target

      ee3c294f01f655f4613e6fd01bb1f04d9cc310fcd67a1993455b4722184fc92f

    • Size

      152KB

    • MD5

      6c036f7df37445d3befcb8ba355232cc

    • SHA1

      07a884e03e28ad819c4d05ee468c889ac17a4b02

    • SHA256

      ee3c294f01f655f4613e6fd01bb1f04d9cc310fcd67a1993455b4722184fc92f

    • SHA512

      20a1afaa0c4f1c7f4978f7a8848c857a0ad1e88ba91936bee4182bd8bd41589f26e562082c13df9891479958a20f15a347f93805a9810aca4d1fb12aff15eeed

    • SSDEEP

      3072:+d+Bz5Vc4tqvHp9CcZcZQ63gUBt5iky5B:3c2qvJMcZs3g6ik

    • 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

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Deletes itself

    • 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 Microsoft Outlook profiles

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • 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 Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

File Permissions Modification

1
T1222

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Command and Control

Web Service

1
T1102

Tasks