General

  • Target

    dfbeba838a8f0ab768d8ee8c1f06294e3d69670d187b3244614669f95c86b12a

  • Size

    619KB

  • Sample

    241003-j1jq3stalp

  • MD5

    e54d15648bb7f2421543dc51d5360b2a

  • SHA1

    d6846c36a5760f4e4adebb14dbd970e30daa0502

  • SHA256

    dfbeba838a8f0ab768d8ee8c1f06294e3d69670d187b3244614669f95c86b12a

  • SHA512

    411ea7f09c8086117abaa28000ae15d1a52070d7ac3ee76604860ee2db5695873cf74ec6ec571ed9adb11f953ad5e0a60c33d3dffb7710381348c3cd42c5972d

  • SSDEEP

    12288:93lFzMDX6+ULPd4JZW4u9R573Qewc7j3fQFXfnT7kcPZp9+3KzN74ASxZQY7bxq:BXIDXRG4Gb5LL7jyTRg4NcAE/q

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.antoniomayol.com:21
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    cMhKDQUk1{;%

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.antoniomayol.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    cMhKDQUk1{;%

Targets

    • Target

      GH987667890000.cmd

    • Size

      788KB

    • MD5

      13056701d66cd5f352657bc21e9a4b2e

    • SHA1

      cc16cbd465b2cf203644de3c76934f6a030e3f74

    • SHA256

      9e30a7dadfe8f7f35f91d06fb067875d0eb96c2ffe210636505f4ed9b49b8593

    • SHA512

      d56fd29326cb69716c6b5284335ebf574cc9ce58678c0aa0627926e605e5916df1466435c1dd5a11974d5b8a09e4968b337ea57e2b862ade2846b8de79315694

    • SSDEEP

      12288:ujSXMDXK+HgGy4JAru9X57VQ6CcPB3fQ/XfVP7kkPNpz94RuCxB6A7N5R:PcDXBAl4e6V5BzPBWP9X9LG6A7Nb

    • 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 WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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