General

  • Target

    7d63583a30f78f5cfe0913fed4ee1a44e0e26dc1835740558ca53ef95c2650be

  • Size

    769KB

  • Sample

    220521-n2fg9shfbr

  • MD5

    1d6cbbac4d3a79af8eb4aaf55d7f879d

  • SHA1

    1d9cae06e49d1f09f4b9bcb2b92cd0bdbac7cdd1

  • SHA256

    7d63583a30f78f5cfe0913fed4ee1a44e0e26dc1835740558ca53ef95c2650be

  • SHA512

    c45b8feda1fa0644f9a651912c90ceef77bd77b8ecdc3e0bc1484d44887ee16e1684f9f54c407d96e83c35a38ce673c2c663deb07737d8364bd2e5ef38041fa2

Malware Config

Extracted

Path

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

Family

masslogger

Ransom Note
<|| v2.2.0.0 ||> 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 11:59:36 AM MassLogger Started: 5/21/2022 11:59:30 AM Interval: 1 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\Hesap hareketleriniz.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes: <|| WD Exclusion ||> Disabled <|| Binder ||> Disabled <|| Downloader ||> Disabled <|| USB Spread ||> Disabled <|| Window Searcher ||> Disabled <|| Bot Killer ||> Killed : 0 malware <|| 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

      Hesap hareketleriniz.exe

    • Size

      1.1MB

    • MD5

      f8cb3827be49821b2ab5a48741fc55ab

    • SHA1

      506c306aeabda2be2322f8291b8dac5c0ece9a30

    • SHA256

      890b8e57454bafbe3dd79e1a4a42ef308cd072d079822e9275960e6be9418551

    • SHA512

      45c61e2ac124e5ec4b473e26ae821af4e5160b636578ad320723914382393836f35ae890923e20ef8cde7a5a6cad5a7b82dd2eb9d64fc91c2e5ff37fe81ff293

    • 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.

    • Drops startup file

    • 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