General

  • Target

    f937625ac17370fe9bc738c7290d2186612a3a106428bb26c142848a0d949625

  • Size

    1.0MB

  • Sample

    220521-np65fshbck

  • MD5

    804785cec12bb95cb6c51bcc3db07013

  • SHA1

    e6ba78efc338ee4d9b557df8f3312d4f1ec493f0

  • SHA256

    f937625ac17370fe9bc738c7290d2186612a3a106428bb26c142848a0d949625

  • SHA512

    b293274d0ac002b4642141bfd6ee69df97b4822ea12bebb22bc62ed0950f360bbc02a99d3c099a401c90841fd86c4f195321660616c2761a1ac3f7dfff5882e5

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 11:47:18 AM MassLogger Started: 5/21/2022 11:47:11 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\Inquiry List For Quote.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 For Quote.exe

    • Size

      1.1MB

    • MD5

      d5df29fc9902a2b1404d1366a945ed72

    • SHA1

      2c98de0881f4b3ad58fd86d9e006c8902f85d486

    • SHA256

      af568c3ddd1a373a0694029fecd3406feffc6054bd3587436f1df5681cee591d

    • SHA512

      b1f9d1e576f1c5115cc8199e1a1b8c5a344617900c84b9c1d914a1773c759847aa7c3d6166b5fa48f8a34319cc2c39d274a263d3f845ca741bfdb16ef7bc30fa

    • 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 Matrix ATT&CK v6

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Tasks