General

  • Target

    7d40d241560db38a69e4bb0128fac4c5e3c8c0e1346561eb79d0b7cef62c353a

  • Size

    670KB

  • Sample

    220508-jeaw2sebdp

  • MD5

    167c15770c89f945867d48f3e3818e1f

  • SHA1

    25f8b5faa52f300061a7f47342737770f22ff232

  • SHA256

    7d40d241560db38a69e4bb0128fac4c5e3c8c0e1346561eb79d0b7cef62c353a

  • SHA512

    e91b5116862ce633047cb278156fd26ce8ac3c1160507ec4770fb44ee577dc06dc3f3bc44ba214aee2ca644cd567cdbb70e3aca20a7ef3781b780eaa471155db

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\AEF946DCB4\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: 5/8/2022 12:35:59 PM MassLogger Started: 5/8/2022 12:35:40 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\7d40d241560db38a69e4bb0128fac4c5e3c8c0e1346561eb79d0b7cef62c353a.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

Extracted

Path

C:\Users\Admin\AppData\Local\F95B724EDE\Log.txt

Family

masslogger

Ransom Note
<|| v2.4.0.0 ||> User Name: Admin IP: 127.0.0.1 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: 5/8/2022 12:36:01 PM MassLogger Started: 5/8/2022 12:35:30 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\7d40d241560db38a69e4bb0128fac4c5e3c8c0e1346561eb79d0b7cef62c353a.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

      7d40d241560db38a69e4bb0128fac4c5e3c8c0e1346561eb79d0b7cef62c353a

    • Size

      670KB

    • MD5

      167c15770c89f945867d48f3e3818e1f

    • SHA1

      25f8b5faa52f300061a7f47342737770f22ff232

    • SHA256

      7d40d241560db38a69e4bb0128fac4c5e3c8c0e1346561eb79d0b7cef62c353a

    • SHA512

      e91b5116862ce633047cb278156fd26ce8ac3c1160507ec4770fb44ee577dc06dc3f3bc44ba214aee2ca644cd567cdbb70e3aca20a7ef3781b780eaa471155db

    • 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