Overview

overview

10

Static

static

109342PD.exe

windows7_x64

10

109342PD.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    120s
  • max time network
    173s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-05-2022 23:53

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General

  • Target

    109342PD.exe

  • Size

    1.1MB

  • MD5

    66ad6b602a36f163038c36bfe84a9c03

  • SHA1

    41979395b83bb55684156b06e91f999c34c8d653

  • SHA256

    f8b4f7113aa0d1a2c45da336f44aa6f3aac6ccceb9e1251842fdc086b1f33eef

  • SHA512

    fbeaea03f436439648e474b1f6b387f7d0b46bbc12a59a47cfa47bf4472829ddc8368ecf8b9a170e46bd4637003e5ab77e1d4c29269caf5a7d838c5294f828ed

Score
10/10
massloggercollectionransomwarespywarestealer

Malware Config

Extracted

Path

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

Family

masslogger

Ransom Note
<|| v2.2.0.0 ||> 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: 5/21/2022 2:01:19 AM MassLogger Started: 5/21/2022 2:01:15 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\109342PD.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 ||> 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

Signatures

  • MassLogger

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

    stealerspywaremasslogger
  • MassLogger log file 1 IoCs

    Detects a log file produced by MassLogger.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Accesses Microsoft Outlook profiles 1 TTPs 42 IoCs
    collection
  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\109342PD.exe
    "C:\Users\Admin\AppData\Local\Temp\109342PD.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4752
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\&startupname&" /XML "C:\Users\Admin\AppData\Local\Temp\tmp47F.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3400
    • C:\Users\Admin\AppData\Local\Temp\109342PD.exe
      "{path}"
      2⤵
        PID:5084
      • C:\Users\Admin\AppData\Local\Temp\109342PD.exe
        "{path}"
        2⤵
          PID:304
        • C:\Users\Admin\AppData\Local\Temp\109342PD.exe
          "{path}"
          2⤵
            PID:4340
          • C:\Users\Admin\AppData\Local\Temp\109342PD.exe
            "{path}"
            2⤵
            • Checks computer location settings
            • Accesses Microsoft Outlook profiles
            • Suspicious behavior: AddClipboardFormatListener
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            • outlook_office_path
            • outlook_win_path
            PID:5080

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Initial Access

        Execution

        Scheduled Task

        1
        T1053

        Persistence

        Scheduled Task

        1
        T1053

        Privilege Escalation

        Scheduled Task

        1
        T1053

        Defense Evasion

        Credential Access

        Credentials in Files

        1
        T1081

        Discovery

        Query Registry

        1
        T1012

        System Information Discovery

        2
        T1082

        Lateral Movement

        Collection

        Data from Local System

        1
        T1005

        Email Collection

        1
        T1114

        Exfiltration

        Command and Control

        Impact

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmp47F.tmp
          Filesize

          1KB

          MD5

          f0194d140d5655b77acfe5c633086ba1

          SHA1

          8cd43646855f664a0ebcff81adb01c0681a9363e

          SHA256

          31fb428c38ed87cd3c15ca9020c0dd95120ff487e25a9886be7acf1c7c9c5e46

          SHA512

          abf16211ad68556400043b1a50b9753bbcdb25e433a1c7bc982afcd3c9bfa48207f063f90130d1f5fe1eb8c335ef06159d9fe740cff7f9e0cb6bca6d8e422a14

          Download Submit
        • memory/304-137-0x0000000000000000-mapping.dmp
          Download
        • memory/3400-134-0x0000000000000000-mapping.dmp
          Download
        • memory/4340-138-0x0000000000000000-mapping.dmp
          Download
        • memory/4752-131-0x0000000000260000-0x000000000038C000-memory.dmp
          Filesize

          1.2MB

          Download
        • memory/4752-133-0x0000000007670000-0x0000000007702000-memory.dmp
          Filesize

          584KB

          Download
        • memory/4752-132-0x0000000007530000-0x00000000075CC000-memory.dmp
          Filesize

          624KB

          Download
        • memory/5080-139-0x0000000000000000-mapping.dmp
          Download
        • memory/5080-140-0x0000000000400000-0x00000000004C4000-memory.dmp
          Filesize

          784KB

          Download
        • memory/5080-141-0x0000000005420000-0x00000000059C4000-memory.dmp
          Filesize

          5.6MB

          Download
        • memory/5080-142-0x00000000050A0000-0x0000000005106000-memory.dmp
          Filesize

          408KB

          Download
        • memory/5080-143-0x0000000006C30000-0x0000000006C3A000-memory.dmp
          Filesize

          40KB

          Download
        • memory/5080-144-0x00000000076F0000-0x0000000007740000-memory.dmp
          Filesize

          320KB

          Download
        • memory/5084-136-0x0000000000000000-mapping.dmp
          Download