Analysis

  • max time kernel
    133s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 01:58

General

  • Target

    8e4478e88d353adaff12fb98536a0ef94634ff732143464c62bbe895025c8b25.exe

  • Size

    671KB

  • MD5

    7aff4a0d96c31e6575e812a8ca863ba2

  • SHA1

    b21ea3ba817589aa43ee69a43e26a2963d86e81d

  • SHA256

    8e4478e88d353adaff12fb98536a0ef94634ff732143464c62bbe895025c8b25

  • SHA512

    b143cf6b15ca49e4211b7428f7ff246e52f59804d00aae06337b54e009b4560c1b53d34a56d63fa390329cf70ebb225ffb7e3b2d4b048316ad0292c3a2c01636

  • SSDEEP

    12288:tqwi8LkpEayVOgJafiWoryZHBIHfwNqpnnWnu8T4UbZ3qK3Y9qXLPwlAJ6quufqy:tqPjEpVrJaKXWPI/woJW+Oq2XzweJ6qr

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    nl9.nlkoddos.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Myname321@

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • 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 3 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8e4478e88d353adaff12fb98536a0ef94634ff732143464c62bbe895025c8b25.exe
    "C:\Users\Admin\AppData\Local\Temp\8e4478e88d353adaff12fb98536a0ef94634ff732143464c62bbe895025c8b25.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3048
    • C:\Users\Admin\AppData\Local\Temp\8e4478e88d353adaff12fb98536a0ef94634ff732143464c62bbe895025c8b25.exe
      "C:\Users\Admin\AppData\Local\Temp\8e4478e88d353adaff12fb98536a0ef94634ff732143464c62bbe895025c8b25.exe"
      2⤵
        PID:1276
      • C:\Users\Admin\AppData\Local\Temp\8e4478e88d353adaff12fb98536a0ef94634ff732143464c62bbe895025c8b25.exe
        "C:\Users\Admin\AppData\Local\Temp\8e4478e88d353adaff12fb98536a0ef94634ff732143464c62bbe895025c8b25.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:4996

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Credential Access

    Unsecured Credentials

    2
    T1552

    Credentials In Files

    2
    T1552.001

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3048-8-0x0000000006CD0000-0x0000000006D54000-memory.dmp
      Filesize

      528KB

    • memory/3048-4-0x0000000005770000-0x000000000577A000-memory.dmp
      Filesize

      40KB

    • memory/3048-0-0x00000000743DE000-0x00000000743DF000-memory.dmp
      Filesize

      4KB

    • memory/3048-3-0x0000000005690000-0x0000000005722000-memory.dmp
      Filesize

      584KB

    • memory/3048-9-0x0000000009300000-0x000000000939C000-memory.dmp
      Filesize

      624KB

    • memory/3048-5-0x00000000743D0000-0x0000000074B80000-memory.dmp
      Filesize

      7.7MB

    • memory/3048-6-0x00000000068E0000-0x00000000068FA000-memory.dmp
      Filesize

      104KB

    • memory/3048-13-0x00000000743D0000-0x0000000074B80000-memory.dmp
      Filesize

      7.7MB

    • memory/3048-2-0x0000000005D10000-0x00000000062B4000-memory.dmp
      Filesize

      5.6MB

    • memory/3048-1-0x0000000000C10000-0x0000000000CBA000-memory.dmp
      Filesize

      680KB

    • memory/3048-7-0x0000000006900000-0x0000000006910000-memory.dmp
      Filesize

      64KB

    • memory/4996-12-0x00000000743D0000-0x0000000074B80000-memory.dmp
      Filesize

      7.7MB

    • memory/4996-10-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/4996-14-0x0000000005850000-0x00000000058B6000-memory.dmp
      Filesize

      408KB

    • memory/4996-15-0x00000000743D0000-0x0000000074B80000-memory.dmp
      Filesize

      7.7MB

    • memory/4996-16-0x0000000006F90000-0x0000000006FE0000-memory.dmp
      Filesize

      320KB

    • memory/4996-17-0x00000000743D0000-0x0000000074B80000-memory.dmp
      Filesize

      7.7MB