General

  • Target

    9ce196b4b4ecae98df131edcd9cb409ace105d89a6f526f13f1f7bdc3778acaa

  • Size

    658KB

  • Sample

    220521-b5k6psgahq

  • MD5

    f80fff0f9b7c726fc3a9742a2745b019

  • SHA1

    40039e2534f4a69cc4d55acb1585d182311af640

  • SHA256

    9ce196b4b4ecae98df131edcd9cb409ace105d89a6f526f13f1f7bdc3778acaa

  • SHA512

    391206bd7968f2b5aab425ebb8d9d9090e8cac9da96a2f832c3712314fc7263dd23b248f66195caf94cbae9f2e90b5ee78ee7641114cf07c7788e0623b355249

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 2:34:03 AM MassLogger Started: 5/21/2022 2:33:52 AM Interval: 3 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\New order (R.R) 1808202.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\2EF8342664\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: 5/21/2022 4:35:17 AM MassLogger Started: 5/21/2022 4:35:01 AM Interval: 3 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\New order (R.R) 1808202.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

      New order (R.R) 1808202.exe

    • Size

      802KB

    • MD5

      26e0d9642410c40bc095fb579e4b2bc8

    • SHA1

      8b142703d79970003a0dfe108b3920a0181b97f2

    • SHA256

      a9f8d8a5503dca2d63d36e17041e6d065a6bf7bad41c000dd6d5a1e73d18d786

    • SHA512

      7a9bcab29cb487a8c7b8bc4bf12553504a8639cfb6108baee07e16d8a3abbde0614c4ed2f12f414370cc2395ee22b0c641c42ec40dc684c0935f12efddadb445

    • 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.

    • 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