General

  • Target

    SHIPPING DOCUMENT.exe

  • Size

    660KB

  • Sample

    230919-pbfk1sah54

  • MD5

    f21e47a5ed9d85d7034d63c02e3a50f6

  • SHA1

    943689b4e235f226b6372fbcc62d1e3c4f1d1b7d

  • SHA256

    abe8a963227c2e0dc5889b256d4e390e712a0cfa2f154db2600cce722d118b5e

  • SHA512

    44bdb0c0455157c091a9b0d67340f57bd6c031c0ebde17753cdf78d98578c9fcd4daf92d11db25ba37dac3f9dd0911d54350644ed560c0ed5e68ff56982994d0

  • SSDEEP

    12288:Sl41K9+9cRGmEKeZLqwTDaiCLTnNPTYdzLBn4RrtptfgTEBu:vrCGhswTDaiCLTn4zLBn4BU

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.sachingandhiarchitects.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    devi060911

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      SHIPPING DOCUMENT.exe

    • Size

      660KB

    • MD5

      f21e47a5ed9d85d7034d63c02e3a50f6

    • SHA1

      943689b4e235f226b6372fbcc62d1e3c4f1d1b7d

    • SHA256

      abe8a963227c2e0dc5889b256d4e390e712a0cfa2f154db2600cce722d118b5e

    • SHA512

      44bdb0c0455157c091a9b0d67340f57bd6c031c0ebde17753cdf78d98578c9fcd4daf92d11db25ba37dac3f9dd0911d54350644ed560c0ed5e68ff56982994d0

    • SSDEEP

      12288:Sl41K9+9cRGmEKeZLqwTDaiCLTnNPTYdzLBn4RrtptfgTEBu:vrCGhswTDaiCLTn4zLBn4BU

    • AgentTesla

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

    • Checks computer location settings

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

    • 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.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • 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