General

  • Target

    july9n.exe

  • Size

    610KB

  • Sample

    200709-yz93bff6f2

  • MD5

    b35a5f37a0bfa3f91c46317502be20a0

  • SHA1

    678e96d7aef0260b33b1f23147a382f0322ca2d5

  • SHA256

    56fe97a0d2334b6f2a0c6d40551a3a53895ec976e33cf45a57f3d929c22c7e43

  • SHA512

    3972f0f5f03e85aa709f5f35bd9405ae5ce14386aaea3e29f3156e2a8a9591734b16e2215a34b066409ffbe66a51419602aa4d6f748342906146b472ff892940

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    senator001

Targets

    • Target

      july9n.exe

    • Size

      610KB

    • MD5

      b35a5f37a0bfa3f91c46317502be20a0

    • SHA1

      678e96d7aef0260b33b1f23147a382f0322ca2d5

    • SHA256

      56fe97a0d2334b6f2a0c6d40551a3a53895ec976e33cf45a57f3d929c22c7e43

    • SHA512

      3972f0f5f03e85aa709f5f35bd9405ae5ce14386aaea3e29f3156e2a8a9591734b16e2215a34b066409ffbe66a51419602aa4d6f748342906146b472ff892940

    • AgentTesla

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

    • AgentTesla Payload

    • Executes dropped EXE

    • Loads dropped DLL

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks