General

  • Target
    file_release_4.rar
  • Size 14.6MB
  • Sample240223-wsjsbsfe5s
  • SHA256 e3683f1a58054c1166a94d5758848ed053777c7dc575a7af69c938b39f204eb5
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • stealc

C2
  • http://185.172.128.24

Attributes
  • url_path

    /f993692117a3fda2.php

Extracted

Family
  • smokeloader

Botnet
  • pub3

Extracted

Family
  • djvu

C2
  • http://habrafa.com/test2/get.php

Attributes
  • extension

    .lkfr

  • offline_id

    OxV6DGl22io8sqMOW1zCCOlzPiv4f1Vqzw7Y8zt1

  • payload_url

  • 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. Do not ask assistants from youtube and recovery data sites for help in recovering your data. They can use your free decryption quota and scam you. Our contact is emails in this text document only. You can get and look video overview decrypt tool: https://we.tl/t-uNdL2KHHdy Price of private key and decrypt software is $999. Discount 50% available if you contact us first 72 hours, that's price for you is $499. 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: 0852ASdw

rsa_pubkey.plain

Extracted

Family
  • risepro

C2
  • 193.233.132.67:50500

  • 193.233.132.62

Extracted

Family
  • smokeloader

Version
  • 2022

C2
  • http://sjyey.com/tmp/index.php

  • http://babonwo.ru/tmp/index.php

  • http://mth.com.ua/tmp/index.php

  • http://piratia.pw/tmp/index.php

  • http://go-piratia.ru/tmp/index.php

  • http://selebration17io.io/index.php

  • http://vacantion18ffeu.cc/index.php

  • http://valarioulinity1.net/index.php

  • http://buriatiarutuhuob.net/index.php

  • http://cassiosssionunu.me/index.php

  • http://sulugilioiu19.net/index.php

  • http://goodfooggooftool.net/index.php

rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family
  • lumma

C2
  • https://turkeyunlikelyofw.shop/api

  • https://associationokeo.shop/api

Targets

    • Target
      ICQLiteShell.dll
    • Size 56KB
    • SHA256 515c8e0b93f0fef15da3e2573ad92b7e7840374140e65e5d73df63d8e22cb3e8
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      ICQRT.dll
    • Size 32KB
    • SHA256 53e1f40144bab532f9700ff25ec3d5c6a39784a98e17fada583b4ee6d9dd5dbc
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      Language/WinRar.exe
    • Size 3.2MB
    • SHA256 26b40c79356453c60498772423f99384a3d24dd2d0662d215506768cb9c58370
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      LiteRes.dll
    • Size 735KB
    • SHA256 afa884228afc5c05f4b47e90b6de42854d5a8886ec5ed15a253faeccd5309036
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      LiteSkinUtils.dll
    • Size 48KB
    • SHA256 9fa7cacb5730faacc2b17d735c45ee1370130d863c3366d08ec013afe648bfa6
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      setup.exe
    • Size 717.0MB
    • SHA256 aafb7f16f653a0d189981974bc16214fea9e9ab8ba6ea13f0e4d389d2bc97f12
    • MD5 SHA1 SHA512 SSDEEP
    • Detect ZGRat V1

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Lumma Stealer

      An infostealer written in C++ first seen in August 2022.

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Stealc

      Stealc is an infostealer written in C++.

    • ZGRat

      ZGRat is remote access trojan written in C#.

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

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Checks BIOS information in registry

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

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • 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.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • 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.

    • Checks whether UAC is enabled

    • 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.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks

static1

Score
3/10

behavioral1

Score
1/10

behavioral2

Score
1/10

behavioral3

Score
1/10

behavioral4

Score
3/10

behavioral5

Score
3/10

behavioral6

Score
3/10

behavioral7

Score
1/10

behavioral8

Score
1/10

behavioral9

Score
1/10

behavioral10

Score
1/10

behavioral11

Score
1/10

behavioral12

Score
1/10

behavioral13

Score
3/10

behavioral14

Score
3/10

behavioral15

Score
3/10

behavioral16

djvugluptebalummariseprosmokeloaderstealczgratpub3backdoordiscoverydropperevasionloaderpersistenceransomwareratspywarestealerthemidatrojan
Score
10/10

behavioral17

djvugluptebariseprosmokeloaderstealczgratpub3backdoordiscoverydropperevasionloaderpersistenceransomwareratspywarestealerthemidatrojan
Score
10/10

behavioral18

djvugluptebariseprosmokeloaderstealczgratpub3backdoordiscoverydropperevasionloaderransomwareratspywarestealerthemidatrojan
Score
10/10