Analysis

  • max time kernel
    147s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-06-2024 01:50

General

  • Target

    043eacefa6399975472e184ab45ccc7585d85e30122b5b80987a23a8e489d16e.exe

  • Size

    245KB

  • MD5

    2620294207933f8043db9b95cce3e82a

  • SHA1

    fc9299697356965bd8646a5a7435a4766680a82c

  • SHA256

    043eacefa6399975472e184ab45ccc7585d85e30122b5b80987a23a8e489d16e

  • SHA512

    e38deb601c33b9bdea37a6121cee266dc63b94f60deec68f52ddf40818f363f53eec1ba8bab2bbf86dfd7cb647cb1c51021514783043bdc7c3af1f4474a58638

  • SSDEEP

    3072:/GHuUQkoUTq4VLYgEMJ3b71jMvytFH0iM5om+0yy:/RUQkoUbVUgEMJ3VMvsFHH8+l

Malware Config

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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\043eacefa6399975472e184ab45ccc7585d85e30122b5b80987a23a8e489d16e.exe
    "C:\Users\Admin\AppData\Local\Temp\043eacefa6399975472e184ab45ccc7585d85e30122b5b80987a23a8e489d16e.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:3244

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3244-0-0x000000007454E000-0x000000007454F000-memory.dmp

    Filesize

    4KB

  • memory/3244-1-0x0000000000D70000-0x0000000000DB4000-memory.dmp

    Filesize

    272KB

  • memory/3244-2-0x0000000005EC0000-0x0000000006464000-memory.dmp

    Filesize

    5.6MB

  • memory/3244-3-0x0000000005910000-0x0000000005976000-memory.dmp

    Filesize

    408KB

  • memory/3244-4-0x0000000074540000-0x0000000074CF0000-memory.dmp

    Filesize

    7.7MB

  • memory/3244-7-0x0000000007100000-0x0000000007150000-memory.dmp

    Filesize

    320KB

  • memory/3244-8-0x00000000071F0000-0x000000000728C000-memory.dmp

    Filesize

    624KB

  • memory/3244-9-0x000000007454E000-0x000000007454F000-memory.dmp

    Filesize

    4KB

  • memory/3244-10-0x0000000074540000-0x0000000074CF0000-memory.dmp

    Filesize

    7.7MB

  • memory/3244-11-0x0000000007330000-0x00000000073C2000-memory.dmp

    Filesize

    584KB

  • memory/3244-12-0x00000000072B0000-0x00000000072BA000-memory.dmp

    Filesize

    40KB