Overview

overview

10

Static

static

file.exe

windows7-x64

10

file.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    file.exe

  • Size

    328KB

  • Sample

    220928-d3l2bsfaa2

  • MD5

    0f7001f002e4304499fa6f11b8e89a85

  • SHA1

    67041973b295f730d321fa4df3cacf41fb9981b2

  • SHA256

    3b502c0db65099e2d23e660259fc0a9fd115c7f367d62e54b61adf6e701cb50a

  • SHA512

    ca65600591891109d0170c85df9d76a24097d4b7d377ad42fc9fa3a10262ef0cfd601fe7b67cb8444e4a92dcea680e8b95c61a954aa31e9952c6108929656752

  • SSDEEP

    6144:0CkdstWXKpFzpjDM+LYB2nR0KOnigabwVfs:0CkEWaDzpj9sHKOiB

Score
10/10
djvuredlinesmokeloadervidar11517fudbackdoorcollectiondiscoveryinfostealerpersistenceransomwarespywarestealertrojan

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

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rsa_pubkey.plain

Extracted

Family

vidar

Version

54.7

Botnet

517

C2

https://t.me/trampapanam

https://nerdculture.de/@yoxhyp
Attributes
  • profile_id

    517

Extracted

Family

redline

Botnet

11

C2

51.89.201.21:7161

Attributes
  • auth_value

    e6aadafed1fda7723d7655a5894828d2

Extracted

Family

redline

Botnet

fud

C2

45.15.156.7:48638

Attributes
  • auth_value

    da2faefdcf53c9d85fcbb82d0cbf4876

Targets

    • Target

      file.exe

    • Size

      328KB

    • MD5

      0f7001f002e4304499fa6f11b8e89a85

    • SHA1

      67041973b295f730d321fa4df3cacf41fb9981b2

    • SHA256

      3b502c0db65099e2d23e660259fc0a9fd115c7f367d62e54b61adf6e701cb50a

    • SHA512

      ca65600591891109d0170c85df9d76a24097d4b7d377ad42fc9fa3a10262ef0cfd601fe7b67cb8444e4a92dcea680e8b95c61a954aa31e9952c6108929656752

    • SSDEEP

      6144:0CkdstWXKpFzpjDM+LYB2nR0KOnigabwVfs:0CkEWaDzpj9sHKOiB

    Score
    10/10
    smokeloaderbackdoortrojandjvuredlinevidar11517fudcollectiondiscoveryinfostealerpersistenceransomwarespywarestealer

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • RedLine

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

      infostealerredline

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

      stealervidar

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • 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 Microsoft Outlook profiles

      collection

    • 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

    • 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

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

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

4
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Tasks