General

  • Target

    MT 103.exe

  • Size

    615KB

  • Sample

    210127-h4fwcywghx

  • MD5

    4672f4c82e362f8fa602a273b82b2d2c

  • SHA1

    870e7f55eeb4caf63422e8260e25bbda34cbb4d5

  • SHA256

    c964743f18f47032f7b0cbfa7467b310927bb44813bd7861d4c85d55d6f34590

  • SHA512

    14444e0a52543742f683b0f139d6a1fbbafdbc301275383ffe8b2976e16a0ecf6be25db58e331fac20685de991e40b8dca59eb04ca859b6fbdfc3b6fcb8e0f18

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.vivaldi.net
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Password@123456789

Targets

    • Target

      MT 103.exe

    • Size

      615KB

    • MD5

      4672f4c82e362f8fa602a273b82b2d2c

    • SHA1

      870e7f55eeb4caf63422e8260e25bbda34cbb4d5

    • SHA256

      c964743f18f47032f7b0cbfa7467b310927bb44813bd7861d4c85d55d6f34590

    • SHA512

      14444e0a52543742f683b0f139d6a1fbbafdbc301275383ffe8b2976e16a0ecf6be25db58e331fac20685de991e40b8dca59eb04ca859b6fbdfc3b6fcb8e0f18

    • AgentTesla

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

    • AgentTesla Payload

    • 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 Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Tasks