Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-04-2024 11:24

General

  • Target

    5411cdb506aeb34244854a919278dd88877f92e0a97561aa50d11d8b0dfb86b8.exe

  • Size

    1007KB

  • MD5

    ff1d0766297fb6e6aad3dc1008559378

  • SHA1

    73feaee0551ae5e811933319cfdaf0bb4d8b457b

  • SHA256

    5411cdb506aeb34244854a919278dd88877f92e0a97561aa50d11d8b0dfb86b8

  • SHA512

    942b328054d8e10576fe716d6eb32148b4ca656944dc057b232e190ba241495a450e5cff706d0f3083d44a2de9e70f4ee7349b2678af0f959a0338b7c95a2f8a

  • SSDEEP

    24576:A2llb+23cUxsRq4pyzJXYiZYsPrKIhICqnML:PllL2zMJ5K0IB

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    cVRkXnN1

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5411cdb506aeb34244854a919278dd88877f92e0a97561aa50d11d8b0dfb86b8.exe
    "C:\Users\Admin\AppData\Local\Temp\5411cdb506aeb34244854a919278dd88877f92e0a97561aa50d11d8b0dfb86b8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3136
    • C:\Users\Admin\AppData\Local\Temp\5411cdb506aeb34244854a919278dd88877f92e0a97561aa50d11d8b0dfb86b8.exe
      "C:\Users\Admin\AppData\Local\Temp\5411cdb506aeb34244854a919278dd88877f92e0a97561aa50d11d8b0dfb86b8.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3388

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3136-8-0x0000000005340000-0x0000000005354000-memory.dmp

    Filesize

    80KB

  • memory/3136-13-0x0000000074F10000-0x00000000756C0000-memory.dmp

    Filesize

    7.7MB

  • memory/3136-0-0x0000000000650000-0x0000000000752000-memory.dmp

    Filesize

    1.0MB

  • memory/3136-3-0x0000000004FE0000-0x0000000005072000-memory.dmp

    Filesize

    584KB

  • memory/3136-4-0x0000000005190000-0x00000000051A0000-memory.dmp

    Filesize

    64KB

  • memory/3136-5-0x00000000050A0000-0x00000000050AA000-memory.dmp

    Filesize

    40KB

  • memory/3136-6-0x00000000050E0000-0x00000000050F8000-memory.dmp

    Filesize

    96KB

  • memory/3136-7-0x0000000005320000-0x000000000532E000-memory.dmp

    Filesize

    56KB

  • memory/3136-2-0x00000000056C0000-0x0000000005C64000-memory.dmp

    Filesize

    5.6MB

  • memory/3136-9-0x0000000008100000-0x00000000081AA000-memory.dmp

    Filesize

    680KB

  • memory/3136-1-0x0000000074F10000-0x00000000756C0000-memory.dmp

    Filesize

    7.7MB

  • memory/3136-10-0x000000000B710000-0x000000000B7AC000-memory.dmp

    Filesize

    624KB

  • memory/3388-14-0x0000000074F10000-0x00000000756C0000-memory.dmp

    Filesize

    7.7MB

  • memory/3388-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3388-15-0x00000000055B0000-0x00000000055C0000-memory.dmp

    Filesize

    64KB

  • memory/3388-16-0x0000000005700000-0x0000000005766000-memory.dmp

    Filesize

    408KB

  • memory/3388-17-0x00000000063D0000-0x0000000006420000-memory.dmp

    Filesize

    320KB

  • memory/3388-18-0x0000000074F10000-0x00000000756C0000-memory.dmp

    Filesize

    7.7MB

  • memory/3388-19-0x00000000055B0000-0x00000000055C0000-memory.dmp

    Filesize

    64KB