General

  • Target

    scan_88845i.scr.exe

  • Size

    706KB

  • Sample

    241008-h7whsavfmm

  • MD5

    72f1e1ddfa5d30ab6d6bec9a51c07184

  • SHA1

    3d500f66cddd83375d9491802197ebcfb3c295b6

  • SHA256

    930f11744b7893c4f7fd88b2838cfe11a63bac6e1c4f4569041ccaa8b9f44285

  • SHA512

    0865cc5308fcae5afa3cdcf9b6eca1a8fea9c29c4e6337589d3363beee05f382a00193d168aaf001c3f95a43a8dfc637f06997375370c188cf94a7ee7617846b

  • SSDEEP

    12288:qnCe1AmEQmgL9CDE0NyDOSGbJf0wI78JotGc4FFrgdpHZOJUZEkvInz2s0JZ96kR:S1bEeCDE0NImJfjG8+tGlBgdZZOXSvJR

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.libreriagandhi.cl
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    $yxZKP=c)$k#

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.libreriagandhi.cl
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    $yxZKP=c)$k#

Targets

    • Target

      scan_88845i.scr.exe

    • Size

      706KB

    • MD5

      72f1e1ddfa5d30ab6d6bec9a51c07184

    • SHA1

      3d500f66cddd83375d9491802197ebcfb3c295b6

    • SHA256

      930f11744b7893c4f7fd88b2838cfe11a63bac6e1c4f4569041ccaa8b9f44285

    • SHA512

      0865cc5308fcae5afa3cdcf9b6eca1a8fea9c29c4e6337589d3363beee05f382a00193d168aaf001c3f95a43a8dfc637f06997375370c188cf94a7ee7617846b

    • SSDEEP

      12288:qnCe1AmEQmgL9CDE0NyDOSGbJf0wI78JotGc4FFrgdpHZOJUZEkvInz2s0JZ96kR:S1bEeCDE0NImJfjG8+tGlBgdZZOXSvJR

    • AgentTesla

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

    • 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