General

  • Target

    fd09b71d35b55a7beb80386eeec03f0495d26613e4204b7ba4940a01431c6665

  • Size

    3.5MB

  • Sample

    241109-bk75qstgjb

  • MD5

    93a96e22a2824784bb61563bb73e7288

  • SHA1

    b48c2c20ae46d8d76c65be8ad9b00e972e7d319c

  • SHA256

    fd09b71d35b55a7beb80386eeec03f0495d26613e4204b7ba4940a01431c6665

  • SHA512

    f92aeded0aa6f870fa5a122f0e0eeb91214da66d521f0979d96ecc991bcc680a3188708a37122cda1e58db91de6ccee9f7fc5c909f0b16745fa35403ff71ceb4

  • SSDEEP

    98304:eRwXbHRpImRtgzKx49Qt9aH8gnKTawD3vg92cNV:eRATljg+4GbaH7nKTljk2cNV

Malware Config

Extracted

Family

nullmixer

C2

http://hsiens.xyz/

Extracted

Family

privateloader

C2

http://37.0.10.214/proxies.txt

http://37.0.10.171/server.txt

http://wfsdragon.ru/api/setStats.php

37.0.10.185

Extracted

Family

redline

Botnet

pub1

C2

viacetequn.site:80

Targets

    • Target

      abb236e254e7d272e7d060c62765f69f60ae90b18c2f2706c108346ebe0b1ba2

    • Size

      3.5MB

    • MD5

      a622201f2fd6274513877d20636864ff

    • SHA1

      c3c53c1bc993125858fda65ed91b9d11eaa441e9

    • SHA256

      abb236e254e7d272e7d060c62765f69f60ae90b18c2f2706c108346ebe0b1ba2

    • SHA512

      8888e4f504acd3599d3aa387e74fc4decc044e1b4a250bc1c20b445277622125442416eeb75ddaffe9438fe67e65302cc4a90fb4823074a8cdf953855f18dcbd

    • SSDEEP

      98304:x2H2hIi7atfC7AE7W+2E/3PLAUZymoyugkwQB7WKiR7:xO2httTa+plZkngkwQkB7

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • CryptBot payload

    • Cryptbot family

    • NullMixer

      NullMixer is a malware dropper leading to an infection chain of a wide variety of malware families.

    • Nullmixer family

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • Privateloader family

    • RedLine

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

    • RedLine payload

    • Redline family

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • Sectoprat family

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

    • Vidar Stealer

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • 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

MITRE ATT&CK Enterprise v15

Tasks