Overview

overview

10

Static

static

dridex

windows10-1703-x64

10

Sharing

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General

  • Target

    dffd54b20396f5368cfd28ab623ad479b9a7086b90767540d7c714c307d5f519

  • Size

    201KB

  • Sample

    220925-ptnz4sfhcl

  • MD5

    ffee1872e61b8e95fbd2420341456888

  • SHA1

    1c0dbfa92b118423116e5baae5d96e26c2f42468

  • SHA256

    dffd54b20396f5368cfd28ab623ad479b9a7086b90767540d7c714c307d5f519

  • SHA512

    4dbc49255a9c4a18afd9c41ebeb23228802e41149ef071e1c9ec490ff2c96f6d8fcd5ac224a1b4515ad0aa84ad08d82436aa3a03601324d2a958b0130b61052f

  • SSDEEP

    3072:r+AVya+KQj5Hlf8xq1ueAq5c8/atKmcVmBUH/PkxXx:P/glNAJ8ytK

Score
10/10
djvusmokeloaderbackdoorcollectiondiscoverypersistenceransomwaretrojan

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

Targets

    • Target

      dffd54b20396f5368cfd28ab623ad479b9a7086b90767540d7c714c307d5f519

    • Size

      201KB

    • MD5

      ffee1872e61b8e95fbd2420341456888

    • SHA1

      1c0dbfa92b118423116e5baae5d96e26c2f42468

    • SHA256

      dffd54b20396f5368cfd28ab623ad479b9a7086b90767540d7c714c307d5f519

    • SHA512

      4dbc49255a9c4a18afd9c41ebeb23228802e41149ef071e1c9ec490ff2c96f6d8fcd5ac224a1b4515ad0aa84ad08d82436aa3a03601324d2a958b0130b61052f

    • SSDEEP

      3072:r+AVya+KQj5Hlf8xq1ueAq5c8/atKmcVmBUH/PkxXx:P/glNAJ8ytK

    Score
    10/10
    djvusmokeloaderbackdoorcollectiondiscoverypersistenceransomwaretrojan

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Deletes itself

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Accesses Microsoft Outlook profiles

      collection

    • Adds Run key to start application

      persistence

    • 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 Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

File Permissions Modification

1
T1222

Modify Registry

1
T1112

Credential Access

Discovery

System Information Discovery

2
T1082

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Tasks