Analysis

  • max time kernel
    71s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    01/12/2020, 14:20

General

  • Target

    vessel details.exe

  • Size

    1.0MB

  • MD5

    0cc939dccba0be64d2c6dc13e7b55729

  • SHA1

    02d50dfe38ff1bc27d76ba3866d326f0a8777208

  • SHA256

    373ff5729bbb58bba6a9426b0a35c58a921be8b76a3ccf1dd9f99f410af8dddd

  • SHA512

    fff564d60bb71423007d24e3feda6288edf27fc65a1d2f02ffda4b8f9d4f435bd18985c220cd132d7505b234770a1f8eda9e77059884df65b24a955905506ae8

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:1008
    • 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:268
      • 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:576

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/268-10-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/268-19-0x0000000005E80000-0x0000000005F0D000-memory.dmp

    Filesize

    564KB

  • memory/268-18-0x0000000004E00000-0x0000000004E39000-memory.dmp

    Filesize

    228KB

  • memory/268-11-0x0000000074B50000-0x000000007523E000-memory.dmp

    Filesize

    6.9MB

  • memory/268-7-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/268-9-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/576-17-0x00000000048F0000-0x00000000048F1000-memory.dmp

    Filesize

    4KB

  • memory/576-37-0x0000000006280000-0x0000000006281000-memory.dmp

    Filesize

    4KB

  • memory/576-15-0x0000000074B50000-0x000000007523E000-memory.dmp

    Filesize

    6.9MB

  • memory/576-16-0x0000000000D20000-0x0000000000D21000-memory.dmp

    Filesize

    4KB

  • memory/576-53-0x0000000006310000-0x0000000006311000-memory.dmp

    Filesize

    4KB

  • memory/576-52-0x0000000006300000-0x0000000006301000-memory.dmp

    Filesize

    4KB

  • memory/576-38-0x0000000006240000-0x0000000006241000-memory.dmp

    Filesize

    4KB

  • memory/576-20-0x0000000001100000-0x0000000001101000-memory.dmp

    Filesize

    4KB

  • memory/576-21-0x00000000052A0000-0x00000000052A1000-memory.dmp

    Filesize

    4KB

  • memory/576-24-0x00000000056C0000-0x00000000056C1000-memory.dmp

    Filesize

    4KB

  • memory/576-29-0x0000000005740000-0x0000000005741000-memory.dmp

    Filesize

    4KB

  • memory/576-30-0x0000000006120000-0x0000000006121000-memory.dmp

    Filesize

    4KB

  • memory/1008-6-0x0000000005CB0000-0x0000000005DB2000-memory.dmp

    Filesize

    1.0MB

  • memory/1008-3-0x00000000012A0000-0x00000000012A1000-memory.dmp

    Filesize

    4KB

  • memory/1008-5-0x00000000004A0000-0x00000000004AE000-memory.dmp

    Filesize

    56KB

  • memory/1008-2-0x0000000074B50000-0x000000007523E000-memory.dmp

    Filesize

    6.9MB