General

  • Target

    Shipping documents 0007784885995.gz

  • Size

    638KB

  • Sample

    240911-mr79vswglc

  • MD5

    ce798e56f267553d02eb7a4a0cdd7262

  • SHA1

    b53c5ac58e76c69296e82c4970b39f47ee550f8f

  • SHA256

    c1bf515158c38c7270f70acb58f39288b58bead598b056710b82d744c5d29e62

  • SHA512

    5553c9ddfb4a95862199d03a5d5f3b7d51ab3c059d2662a978784d6881b96165ed52e710e8e8e4f64a6e55a7077767dffc32c059813101f3f9f16469a07a5ec7

  • SSDEEP

    12288:ao5IE9zohoxTlwyWi7UQA3F9pmRjQNiRlRg4cIDhG9hY61:nV8oxOni7UQA3DsDnRVhgY61

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.concaribe.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    ro}UWgz#!38E

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.concaribe.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    ro}UWgz#!38E

Targets

    • Target

      Shipping documents 0007784885995.bat

    • Size

      1.3MB

    • MD5

      e86575a232070dcefb4935b42ddaf638

    • SHA1

      a81830526f2ce9952d2a1aeedb63f4de425772c5

    • SHA256

      872269f800e9b8439dfd62c980157fa0ba5ec2f5d9416e15aeb11b62253c680e

    • SHA512

      3933117374f05bd2737aee89cf5bbedab00a30f0fe7c619bfdf541de25376295ac78adc38a68229c446e300fc6018873e83c788505afbc824d3ba47e8040040d

    • SSDEEP

      24576:2Tma75ARF6UxeUVPe6Jh5pdL5xQ9shRIKKH69+c:26a75Ae4jpdL5Ok9

    • AgentTesla

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

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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