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General

  • Target

    setup.exe

  • Size

    178KB

  • Sample

    230321-b2y86aac4y

  • MD5

    cb0cd0a8f3e0886c11e27e4fada4006a

  • SHA1

    1e6a0874347c6984cb7d7d4c32c93a2d99e9acb4

  • SHA256

    b09f2a17a609ca4e7ea83b3d4b7526df56cee30f0e5a18db63068e62608d59ef

  • SHA512

    3ef9943a63e5b45dc639b562e7287e29c4f62ccd35860edcec8b635e5fa8ef30d9c771ed898df310da8f4944c61ccc1bccba11839363c0e3133d2b2d70fa11e9

  • SSDEEP

    3072:6I1F6AcTzsjCQNWXGhQsaCk2gFCGq7T9sZ:V6AcfaR6/Ck2g7q7T

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://potunulit.org/

http://hutnilior.net/

http://bulimu55t.net/

http://soryytlic4.net/

http://novanosa5org.org/

http://nuljjjnuli.org/

http://tolilolihul.net/

http://somatoka51hub.net/

http://hujukui3.net/

http://bukubuka1.net/

http://golilopaster.org/

http://newzelannd66.org/

http://otriluyttn.org/

http://aapu.at/tmp/

http://poudineh.com/tmp/

http://firsttrusteedrx.ru/tmp/

http://kingpirate.ru/tmp/

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

Extracted

Family

djvu

C2

http://zexeq.com/test2/get.php

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

Attributes
  • extension

    .dapo

  • offline_id

    8EM6M9LqEzIk18qaQ87WiPQ1u84RRdej5V1ovht1

  • payload_url

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

    http://zexeq.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-vbVkogQdu2 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: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0667JOsie

rsa_pubkey.plain

Extracted

Family

amadey

Version

3.65

C2

77.73.134.27/8bmdh3Slb2/index.php

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Botnet

sprg

Extracted

Family

vidar

C2

https://steamcommunity.com/profiles/76561199472266392

Extracted

Family

vidar

Version

�#�#

C2

https://steamcommunity.com/profiles/76561199472266392

Extracted

Family

vidar

Version

�+�+

C2

https://steamcommunity.com/profiles/76561199472266392

Extracted

Family

vidar

Version

� � 

C2

https://steamcommunity.com/profiles/76561199472266392

Targets

    • Target

      setup.exe

    • Size

      178KB

    • MD5

      cb0cd0a8f3e0886c11e27e4fada4006a

    • SHA1

      1e6a0874347c6984cb7d7d4c32c93a2d99e9acb4

    • SHA256

      b09f2a17a609ca4e7ea83b3d4b7526df56cee30f0e5a18db63068e62608d59ef

    • SHA512

      3ef9943a63e5b45dc639b562e7287e29c4f62ccd35860edcec8b635e5fa8ef30d9c771ed898df310da8f4944c61ccc1bccba11839363c0e3133d2b2d70fa11e9

    • SSDEEP

      3072:6I1F6AcTzsjCQNWXGhQsaCk2gFCGq7T9sZ:V6AcfaR6/Ck2g7q7T

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Detect rhadamanthys stealer shellcode

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Rhadamanthys

      Rhadamanthys is an info stealer written in C++ first seen in August 2022.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Sets DLL path for service in the registry

    • Sets service image path in registry

    • Checks computer location settings

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

    • Executes dropped EXE

    • 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 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.

    • 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 NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks