General

  • Target

    84e2a5e5d4089fa718ed8a32577ad60fa7666ea20e53cf8eb24ef2f1afcda625

  • Size

    1.1MB

  • Sample

    220521-c32aksaafm

  • MD5

    eeeded5e3b9be5692ba96da5eecca201

  • SHA1

    216c044414088eccac6e66f5b5d78179ae53cf3d

  • SHA256

    84e2a5e5d4089fa718ed8a32577ad60fa7666ea20e53cf8eb24ef2f1afcda625

  • SHA512

    11781f45d0dcb13057cf7a871ae7bbaca6bd6d7f33e9d89d69715e3b0cc794b6aeba5f8b1178c305dbaea0b65618efecd39d61d17a1c8c629b05a9ed84c87cd5

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\79FE0CC911\Log.txt

Family

masslogger

Ransom Note
<|| v2.4.0.0 ||> User Name: Admin IP: 154.61.71.51 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 3:59:02 AM MassLogger Started: 5/21/2022 3:58:55 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\Inquiry List Ref.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes: <|| WD Exclusion ||> Disabled <|| Binder ||> Disabled <|| Downloader ||> Disabled <|| Window Searcher ||> Disabled <|| Bot Killer ||> 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 ||> NA

Targets

    • Target

      Inquiry List Ref.exe

    • Size

      1.3MB

    • MD5

      fa7152f2dc4580df9742a5edc5b53dda

    • SHA1

      feacca71efc30ca102bb1f9d62a4fdeb015757a2

    • SHA256

      7d10eb1cdc426b575f5226ecb6e481919ef84a98a4a9d6fa32ba85fc23450f68

    • SHA512

      790268ed48d70937359c9a0360f86fb442c6aea2f19754a817f67efcc24f61ea147fe3029637e18c5246f705143647f6d66334903856754b7798b92149d63262

    • 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