General

  • Target

    90ea25ee8000efbccb4362e8111874bea4e295aa17b82275aad0b6177aaf8e9c

  • Size

    665KB

  • Sample

    220516-xe4q1sehcp

  • MD5

    185bd8b85f9cf19679b638bc136a560a

  • SHA1

    610b803d1b081cb0d8d1e81b0f5abeb106a94c4e

  • SHA256

    90ea25ee8000efbccb4362e8111874bea4e295aa17b82275aad0b6177aaf8e9c

  • SHA512

    e7d9547331cb06289dc1090a0a60d605025f5321f829f53138d580214c7e704c6f55c70a0ded5f431830dbde676af56d60a9625056111c9b5d939bbd9f78d391

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\3B8E3C2477\Log.txt

Family

masslogger

Ransom Note
<|| v2.4.0.0 ||> User Name: Admin IP: 154.61.71.50 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: 5/16/2022 8:50:30 PM MassLogger Started: 5/16/2022 8:50:18 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\90ea25ee8000efbccb4362e8111874bea4e295aa17b82275aad0b6177aaf8e9c.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes: <|| WD Exclusion ||> Disabled <|| Binder ||> Disabled <|| Window Searcher ||> Disabled <|| Downloader ||> 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

Extracted

Path

C:\Users\Admin\AppData\Local\8236ADF044\Log.txt

Family

masslogger

Ransom Note
<|| v2.4.0.0 ||> User Name: Admin IP: 154.61.71.50 Location: United States Windows OS: Microsoft Windows 10 Pro 64bit Windows Serial Key: W269N-WFGWX-YVC9B-4J6C9-T83GX CPU: Intel Core Processor (Broadwell) GPU: Microsoft Basic Display Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/16/2022 8:49:57 PM MassLogger Started: 5/16/2022 8:49:53 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\90ea25ee8000efbccb4362e8111874bea4e295aa17b82275aad0b6177aaf8e9c.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

      90ea25ee8000efbccb4362e8111874bea4e295aa17b82275aad0b6177aaf8e9c

    • Size

      665KB

    • MD5

      185bd8b85f9cf19679b638bc136a560a

    • SHA1

      610b803d1b081cb0d8d1e81b0f5abeb106a94c4e

    • SHA256

      90ea25ee8000efbccb4362e8111874bea4e295aa17b82275aad0b6177aaf8e9c

    • SHA512

      e7d9547331cb06289dc1090a0a60d605025f5321f829f53138d580214c7e704c6f55c70a0ded5f431830dbde676af56d60a9625056111c9b5d939bbd9f78d391

    • MassLogger

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

    • 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.

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