Overview

overview

10

Static

static

Clasquin F...15.exe

windows7_x64

10

Clasquin F...15.exe

windows10_x64

10

Sharing

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General

  • Target

    Clasquin France SA - Demande client 001071 - SKBMT-07-31-2020-105-img00215.exe

  • Size

    19KB

  • Sample

    200731-jx3vkrtx8j

  • MD5

    36117a183609bb6953d3f78bb45ee5b9

  • SHA1

    0d89d56bac5838a3f0854e43b42e564d290f4935

  • SHA256

    3a58855a902398680563edf448779739201772e044102fe1c733f54fa9c936c1

  • SHA512

    79ff888d369979be614821bc2f74d99aec8b24887edaea4c2b43cffe60942b87311e082bf031bf3111b70578c4814aa43eb01e09d314c776a013fc3c5df8f5c2

Score
10/10
massloggerransomwarespywarestealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\42EF15E83D\Log.txt

Family

masslogger

Ransom Note
<|| v2.1.0.0 ||> User Name: Admin IP: 154.61.71.13 Location: United States Windows OS: Microsoft Windows 7 Professional 64bit Windows Serial Key: HYF8J-CVRMY-CM74G-RPHKF-PW487 CPU: Persocon Processor 2.5+ GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 7/31/2020 12:58:24 PM MassLogger Started: 7/31/2020 12:58:18 PM Interval: 96 hour MassLogger Process: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe MassLogger Melt: true MassLogger Exit after delivery: false As Administrator: True Processes: <|| WD Exclusion ||> Disabled <|| Binder ||> Disabled <|| Downloader ||> Disabled <|| USB Spread ||> Disabled <|| Bot Killer ||> Disabled <|| Window Searcher ||> 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 ||> Disabled

Targets

    • Target

      Clasquin France SA - Demande client 001071 - SKBMT-07-31-2020-105-img00215.exe

    • Size

      19KB

    • MD5

      36117a183609bb6953d3f78bb45ee5b9

    • SHA1

      0d89d56bac5838a3f0854e43b42e564d290f4935

    • SHA256

      3a58855a902398680563edf448779739201772e044102fe1c733f54fa9c936c1

    • SHA512

      79ff888d369979be614821bc2f74d99aec8b24887edaea4c2b43cffe60942b87311e082bf031bf3111b70578c4814aa43eb01e09d314c776a013fc3c5df8f5c2

    Score
    10/10
    ransomwarespywarestealermasslogger

    • MassLogger

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

      stealerspywaremasslogger

    • MassLogger log file

      Detects a log file produced by MassLogger.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Blacklisted process makes network request

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spyware

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1
T1081

Discovery

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks