Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    02/12/2020, 14:02

General

  • Target

    Vessel Details.exe

  • Size

    1.0MB

  • MD5

    c937e1944545e46b2f249badce1502e5

  • SHA1

    869346420d996877d43d8b316e5d20daf90e2c75

  • SHA256

    2c0c11555412e75e830be16688aba26096a7110a3befefb865ddf5410a89a297

  • SHA512

    4001dbfd7f5437133ef17dc044ffbcf68a2faf857d69aed2b17f9ef2bcb046a897e0b0139e1fc97711139711deea7f5e6d4022adc595a0a3814f6705c5605d89

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    maaig.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    E#T~&wyRgLDa

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.vitracer.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    vm85932754

Signatures

  • MassLogger

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

  • MassLogger Main Payload 4 IoCs
  • Checks computer location settings 2 TTPs 1 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.

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Vessel Details.exe
    "C:\Users\Admin\AppData\Local\Temp\Vessel Details.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:548
    • C:\Users\Admin\AppData\Local\Temp\Vessel Details.exe
      "{path}"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1360
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "powershell" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\Vessel Details.exe'
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2028

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/548-2-0x0000000074DC0000-0x00000000754AE000-memory.dmp

    Filesize

    6.9MB

  • memory/548-3-0x00000000011A0000-0x00000000011A1000-memory.dmp

    Filesize

    4KB

  • memory/548-5-0x0000000000320000-0x000000000032E000-memory.dmp

    Filesize

    56KB

  • memory/548-6-0x0000000005B50000-0x0000000005C45000-memory.dmp

    Filesize

    980KB

  • memory/1360-17-0x0000000004D30000-0x0000000004D69000-memory.dmp

    Filesize

    228KB

  • memory/1360-7-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1360-9-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1360-10-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1360-11-0x0000000074DC0000-0x00000000754AE000-memory.dmp

    Filesize

    6.9MB

  • memory/1360-18-0x0000000006B50000-0x0000000006BDD000-memory.dmp

    Filesize

    564KB

  • memory/2028-16-0x0000000002230000-0x0000000002231000-memory.dmp

    Filesize

    4KB

  • memory/2028-15-0x0000000074DC0000-0x00000000754AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2028-19-0x0000000004910000-0x0000000004911000-memory.dmp

    Filesize

    4KB

  • memory/2028-20-0x0000000002620000-0x0000000002621000-memory.dmp

    Filesize

    4KB

  • memory/2028-21-0x0000000002850000-0x0000000002851000-memory.dmp

    Filesize

    4KB

  • memory/2028-24-0x0000000005610000-0x0000000005611000-memory.dmp

    Filesize

    4KB

  • memory/2028-29-0x0000000005700000-0x0000000005701000-memory.dmp

    Filesize

    4KB

  • memory/2028-30-0x0000000005750000-0x0000000005751000-memory.dmp

    Filesize

    4KB

  • memory/2028-37-0x0000000006240000-0x0000000006241000-memory.dmp

    Filesize

    4KB

  • memory/2028-38-0x00000000055D0000-0x00000000055D1000-memory.dmp

    Filesize

    4KB

  • memory/2028-52-0x0000000006300000-0x0000000006301000-memory.dmp

    Filesize

    4KB

  • memory/2028-53-0x0000000006310000-0x0000000006311000-memory.dmp

    Filesize

    4KB