General

  • Target

    05f1bfad1052e82ed6fc8d3348ea86f1958b8d8f39d331967edba843ce1214f7.vbs

  • Size

    500KB

  • Sample

    241002-dwb8jsvbrn

  • MD5

    5b4a21e35cce386f8692a4a5d684cb14

  • SHA1

    38cefdde89a5577f3d89396afd6fc15c8f89200e

  • SHA256

    05f1bfad1052e82ed6fc8d3348ea86f1958b8d8f39d331967edba843ce1214f7

  • SHA512

    94543f5006c02fe0df66d9c6517831bc7afa22336372d2f87de1f0d21028b5d228850fe4d03e9c8721d4fb4e44d34c711a21a7abf35e1268f1293daab07b30b2

  • SSDEEP

    12288:Ppg9Y9TU6WMHM8GjqgjuLlXxp7kuqXZqDpw20ADLlpfMom6av1o0pLtxoo/Obx5X:GUsZkfqezIZy30W7

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://ia600100.us.archive.org/24/items/detah-note-v/DetahNoteV.txt

exe.dropper

https://ia600100.us.archive.org/24/items/detah-note-v/DetahNoteV.txt

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.detarcoopmedical.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    To$zL%?nhDHN

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      05f1bfad1052e82ed6fc8d3348ea86f1958b8d8f39d331967edba843ce1214f7.vbs

    • Size

      500KB

    • MD5

      5b4a21e35cce386f8692a4a5d684cb14

    • SHA1

      38cefdde89a5577f3d89396afd6fc15c8f89200e

    • SHA256

      05f1bfad1052e82ed6fc8d3348ea86f1958b8d8f39d331967edba843ce1214f7

    • SHA512

      94543f5006c02fe0df66d9c6517831bc7afa22336372d2f87de1f0d21028b5d228850fe4d03e9c8721d4fb4e44d34c711a21a7abf35e1268f1293daab07b30b2

    • SSDEEP

      12288:Ppg9Y9TU6WMHM8GjqgjuLlXxp7kuqXZqDpw20ADLlpfMom6av1o0pLtxoo/Obx5X:GUsZkfqezIZy30W7

    • AgentTesla

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

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Reads user/profile data of local email clients

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

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks