Resubmissions

29-01-2025 12:27

250129-pmp9laxrc1 10

29-01-2025 12:23

250129-pkx7esxqhv 10

General

  • Target

    shipment documents 0009405950609000799700000.exe

  • Size

    859KB

  • Sample

    250129-pkx7esxqhv

  • MD5

    9f30cdd6f0ace17ddea55263e94ed777

  • SHA1

    66d6a82699a8f1fce9d2d65f641d5980cab12b15

  • SHA256

    5b2a4d07425414d3e00bfe400df7cf20526f32e9b29f4b7eefb07ddc38720a15

  • SHA512

    53be51e5fc97f4d5cbeabfa491ebf9a388d22c4b07c97bf190f3a9fd79cd16576d49415befeda50c84394806e927527816b1e82e074a6927a148f0ab930a2c85

  • SSDEEP

    12288:DzSggsitHj2fhbOLqUcnDVev9kLtPSQ3hFNYlWgF5XV15QKa17deLHfUTDR:DzyidOLqUcnw98tzUgCB5KVdoHcT

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.fosna.net
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    (=8fPSH$KO_!

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.fosna.net
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    (=8fPSH$KO_!

Targets

    • Target

      shipment documents 0009405950609000799700000.exe

    • Size

      859KB

    • MD5

      9f30cdd6f0ace17ddea55263e94ed777

    • SHA1

      66d6a82699a8f1fce9d2d65f641d5980cab12b15

    • SHA256

      5b2a4d07425414d3e00bfe400df7cf20526f32e9b29f4b7eefb07ddc38720a15

    • SHA512

      53be51e5fc97f4d5cbeabfa491ebf9a388d22c4b07c97bf190f3a9fd79cd16576d49415befeda50c84394806e927527816b1e82e074a6927a148f0ab930a2c85

    • SSDEEP

      12288:DzSggsitHj2fhbOLqUcnDVev9kLtPSQ3hFNYlWgF5XV15QKa17deLHfUTDR:DzyidOLqUcnw98tzUgCB5KVdoHcT

    • AgentTesla

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

    • Agenttesla family

    • Command and Scripting Interpreter: PowerShell

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

    • 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