Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    18-06-2024 17:00

General

  • Target

    57826299a05b5202efad57e0b8580ffad6d90feace9734a5aceb3a0d945fbeee.exe

  • Size

    780KB

  • MD5

    0f5ceaedf9a8a0839d149b89cefa9466

  • SHA1

    16e1745eea86b2283d3d52b1bbf42efc0183349e

  • SHA256

    57826299a05b5202efad57e0b8580ffad6d90feace9734a5aceb3a0d945fbeee

  • SHA512

    df0472e1182c9cb01c2cd5d04d08405a1aa286c89ea6e9802996739c0744099192169fa114eeb834ca20ca01dc61725b762137a1a49e0d08989292e138b51a35

  • SSDEEP

    12288:ZwX2iNvFIsPAuqKEuqHO+55T8NXia29G6ec0e6bbvlS+LOjLqzQFnEAmDTkR:01DIKlEu4hv0ia20VectS+LOjLqMpP

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot7324912316:AAE9cdHKCIzAvY4FYnIyplYYh0ouA4afT4k/

Signatures

  • AgentTesla

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • 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.

  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 3 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\57826299a05b5202efad57e0b8580ffad6d90feace9734a5aceb3a0d945fbeee.exe
    "C:\Users\Admin\AppData\Local\Temp\57826299a05b5202efad57e0b8580ffad6d90feace9734a5aceb3a0d945fbeee.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2156
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\57826299a05b5202efad57e0b8580ffad6d90feace9734a5aceb3a0d945fbeee.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2352
    • C:\Users\Admin\AppData\Local\Temp\57826299a05b5202efad57e0b8580ffad6d90feace9734a5aceb3a0d945fbeee.exe
      "C:\Users\Admin\AppData\Local\Temp\57826299a05b5202efad57e0b8580ffad6d90feace9734a5aceb3a0d945fbeee.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3020

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2156-0-0x000000007448E000-0x000000007448F000-memory.dmp

    Filesize

    4KB

  • memory/2156-1-0x0000000000180000-0x0000000000246000-memory.dmp

    Filesize

    792KB

  • memory/2156-2-0x0000000074480000-0x0000000074B6E000-memory.dmp

    Filesize

    6.9MB

  • memory/2156-3-0x0000000000650000-0x0000000000662000-memory.dmp

    Filesize

    72KB

  • memory/2156-4-0x0000000001E80000-0x0000000001E88000-memory.dmp

    Filesize

    32KB

  • memory/2156-5-0x0000000001E90000-0x0000000001E9C000-memory.dmp

    Filesize

    48KB

  • memory/2156-6-0x0000000004E70000-0x0000000004EF4000-memory.dmp

    Filesize

    528KB

  • memory/2156-20-0x0000000074480000-0x0000000074B6E000-memory.dmp

    Filesize

    6.9MB

  • memory/3020-9-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/3020-19-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/3020-16-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/3020-14-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/3020-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3020-11-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/3020-10-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/3020-7-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB