Overview

overview

10

Static

static

dea0d113b0...9b.exe

windows7_x64

10

dea0d113b0...9b.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    98s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    24-05-2022 21:25

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General

  • Target

    dea0d113b068f03a0024365dbec67dfa089a449b73ac006bdcb1d1123105ab9b.exe

  • Size

    842KB

  • MD5

    387a56c1dcbd510cb007a1eb51cedbb0

  • SHA1

    561ada5ee0a54494bab39ed57657fc038cf6044c

  • SHA256

    dea0d113b068f03a0024365dbec67dfa089a449b73ac006bdcb1d1123105ab9b

  • SHA512

    6188bba08eca98b89fd82601c1983e7c90d94593295e4328cc47c0aafa32a3bc61b7405a1c2752954f5a3386cbc56661873b5c4d3085bb234df36c1920feaa3a

Score
10/10
massloggercollectionransomwarespywarestealer

Malware Config

Extracted

Path

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

Family

masslogger

Ransom Note
################################################################# MassLogger v1.3.7.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.50 Location: United States Windows OS: Microsoft Windows 10 Pro64bit 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: 5/24/2022 11:29:15 PM MassLogger Started: 5/24/2022 11:29:11 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\dea0d113b068f03a0024365dbec67dfa089a449b73ac006bdcb1d1123105ab9b.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

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 18 IoCs
    collection
  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dea0d113b068f03a0024365dbec67dfa089a449b73ac006bdcb1d1123105ab9b.exe
    "C:\Users\Admin\AppData\Local\Temp\dea0d113b068f03a0024365dbec67dfa089a449b73ac006bdcb1d1123105ab9b.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4548
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wAqvqwLiOJTg" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC39E.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2280
    • C:\Users\Admin\AppData\Local\Temp\dea0d113b068f03a0024365dbec67dfa089a449b73ac006bdcb1d1123105ab9b.exe
      "{path}"
      2⤵
        PID:2652
      • C:\Users\Admin\AppData\Local\Temp\dea0d113b068f03a0024365dbec67dfa089a449b73ac006bdcb1d1123105ab9b.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:4532

    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\tmpC39E.tmp
      Download Submit
    • memory/2280-134-0x0000000000000000-mapping.dmp
      Download
    • memory/2652-136-0x0000000000000000-mapping.dmp
      Download
    • memory/4532-138-0x0000000000400000-0x00000000004A8000-memory.dmp
      Filesize

      672KB

      Download
    • memory/4532-137-0x0000000000000000-mapping.dmp
      Download
    • memory/4532-139-0x0000000005390000-0x00000000053F6000-memory.dmp
      Filesize

      408KB

      Download
    • memory/4532-140-0x0000000006E00000-0x0000000006E0A000-memory.dmp
      Filesize

      40KB

      Download
    • memory/4532-141-0x00000000080A0000-0x00000000080F0000-memory.dmp
      Filesize

      320KB

      Download
    • memory/4548-130-0x0000000000040000-0x0000000000118000-memory.dmp
      Filesize

      864KB

      Download
    • memory/4548-131-0x0000000004A50000-0x0000000004AEC000-memory.dmp
      Filesize

      624KB

      Download
    • memory/4548-132-0x0000000004C00000-0x0000000004C92000-memory.dmp
      Filesize

      584KB

      Download
    • memory/4548-133-0x0000000006C00000-0x00000000071A4000-memory.dmp
      Filesize

      5.6MB

      Download