Analysis

  • max time kernel
    130s
  • max time network
    217s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    20-05-2022 13:01

General

  • Target

    DESIGNS ARTWORK FOR ORDER.exe

  • Size

    867KB

  • MD5

    73b302dc6804f0099e0957150f7a5782

  • SHA1

    c6cc6631668f0f8132651bd01dd4ca0303dd5fb1

  • SHA256

    0b59a5ffd1da84a9bf88fc0c49d758fb8288f1e9564111ec5c4f8e0ffa91940d

  • SHA512

    81f8751498372369f7dcdeb8a16a8d4a3460dfe64a59e1ec703a1f2a71e53d322ecd32b7a47039ee03f0628132b164806aef522a2ddd97013b41e2c32a3b61d3

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\3B8E3C2477\Log.txt

Family

masslogger

Ransom Note
<|| v2.4.0.0 ||> User Name: Admin IP: 154.61.71.50 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: 5/20/2022 3:08:51 PM MassLogger Started: 5/20/2022 3:08:33 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\DESIGNS ARTWORK FOR ORDER.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

Signatures

  • MassLogger

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

  • MassLogger Main Payload 6 IoCs
  • MassLogger log file 1 IoCs

    Detects a log file produced by MassLogger.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Obfuscated with Agile.Net obfuscator 2 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 35 IoCs
  • 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
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 26 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DESIGNS ARTWORK FOR ORDER.exe
    "C:\Users\Admin\AppData\Local\Temp\DESIGNS ARTWORK FOR ORDER.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1352
    • C:\Users\Admin\AppData\Local\Temp\DESIGNS ARTWORK FOR ORDER.exe
      "C:\Users\Admin\AppData\Local\Temp\DESIGNS ARTWORK FOR ORDER.exe"
      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:1988

Network

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

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1352-54-0x0000000001160000-0x0000000001240000-memory.dmp
    Filesize

    896KB

  • memory/1352-55-0x0000000004BF0000-0x0000000004CC8000-memory.dmp
    Filesize

    864KB

  • memory/1352-56-0x0000000075E51000-0x0000000075E53000-memory.dmp
    Filesize

    8KB

  • memory/1352-57-0x0000000000540000-0x0000000000550000-memory.dmp
    Filesize

    64KB

  • memory/1352-58-0x0000000000700000-0x0000000000712000-memory.dmp
    Filesize

    72KB

  • memory/1988-59-0x0000000000400000-0x00000000004B8000-memory.dmp
    Filesize

    736KB

  • memory/1988-60-0x0000000000400000-0x00000000004B8000-memory.dmp
    Filesize

    736KB

  • memory/1988-62-0x0000000000400000-0x00000000004B8000-memory.dmp
    Filesize

    736KB

  • memory/1988-63-0x0000000000400000-0x00000000004B8000-memory.dmp
    Filesize

    736KB

  • memory/1988-64-0x0000000000400000-0x00000000004B8000-memory.dmp
    Filesize

    736KB

  • memory/1988-65-0x00000000004B2FAE-mapping.dmp
  • memory/1988-67-0x0000000000400000-0x00000000004B8000-memory.dmp
    Filesize

    736KB

  • memory/1988-69-0x0000000000400000-0x00000000004B8000-memory.dmp
    Filesize

    736KB

  • memory/1988-70-0x0000000000ED0000-0x0000000000F48000-memory.dmp
    Filesize

    480KB

  • memory/1988-72-0x0000000000F75000-0x0000000000F86000-memory.dmp
    Filesize

    68KB