General

  • Target

    bf3024a0851044837a102a3eb45be38db8b5c8cb85de0cace2242937a038ccfb

  • Size

    586KB

  • Sample

    220521-pfz58afcb2

  • MD5

    5bf237bfab876afa7fa9e8685516b507

  • SHA1

    619866ce4e0faf7856f7f0ad8df2bf1458827489

  • SHA256

    bf3024a0851044837a102a3eb45be38db8b5c8cb85de0cace2242937a038ccfb

  • SHA512

    54717688791b2890ae33d3f79cbc39e99bd971dd590f36d929f730651a8f12df4668d3974bece4aac30725539b5f137239a85dc7a1aaa374065b0035b0b038f4

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\8506BBE7FF\Log.txt

Family

masslogger

Ransom Note
<|| v2.4.0.0 ||> User Name: Admin IP: 154.61.71.13 Location: United States Windows OS: Microsoft Windows 7 Ultimate 64bit Windows Serial Key: D4F6K-QK3RD-TMVMJ-BBMRX-3MBMV CPU: Intel Core Processor (Broadwell) GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/21/2022 3:06:13 PM MassLogger Started: 5/21/2022 3:06:03 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\___________ ___________ ___ online franking ___.exe MassLogger Melt: false MassLogger Exit after delivery: true As Administrator: True Processes: <|| WD Exclusion ||> Disabled <|| Binder ||> Disabled <|| Downloader ||> Disabled <|| USB Spread ||> Disabled <|| Bot Killer ||> Disabled <|| Window Searcher ||> Disabled <|| Search And Upload ||> Disabled <|| Telegram Desktop ||> Not Installed <|| Pidgin ||> Not Installed <|| FileZilla ||> Not Installed <|| Discord Tokken ||> Not Installed <|| NordVPN ||> Not Installed <|| Outlook ||> Not Installed <|| FoxMail ||> Not Installed <|| Thunderbird ||> Not Installed <|| FireFox ||> Not Found <|| QQ Browser ||> Not Installed <|| Chromium Recovery ||> Not Installed or Not Found <|| Keylogger And Clipboard ||> Disabled

Targets

    • Target

      ??????????? ??????????? ??? online franking ???.exe

    • Size

      1.4MB

    • MD5

      5eecf03b05db7688aeaa9e53815f92fd

    • SHA1

      802f170d063616ba6c5b4b7bda7a145873b27378

    • SHA256

      a8a2e34c6f491ba5d0f16899835630257c0124249fd1d0852b27e736b2a98b3d

    • SHA512

      f0bea4f59dc07a44736ad0eaef9b9bc1758dff22f580a30f54b472899fb9c82bf57030ac0838291e24df55505ad03fc1504ef2ead3a02aa1b5d772e917c97677

    • MassLogger

      Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

    • MassLogger Main Payload

    • MassLogger log file

      Detects a log file produced by MassLogger.

    • Checks computer location settings

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

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • 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

MITRE ATT&CK Enterprise v6

Tasks