General

  • Target

    f1ddcd1ecdc0a5cc1165e8ff6a0f9a49_JaffaCakes118

  • Size

    755KB

  • Sample

    241215-cxymha1pew

  • MD5

    f1ddcd1ecdc0a5cc1165e8ff6a0f9a49

  • SHA1

    b91d39c79edcb7b18ab64fb1a5c977f0fbea51a6

  • SHA256

    1715e3f94cd1ae1641255a9b20c63190e1a8efced96bfeaca65ab6a2aa69dda2

  • SHA512

    4fb08dd48ed8541873f64aabdf88e19e0fc0ddf2b95eb71fdcb67a717e82ec82eb16188796f52fa72bc624d99fdf79499d176823db375634706b3059a80f8dcd

  • SSDEEP

    12288:9u8DA2iNeHK7zD3j+ld4SuKjkc2ED3Cm8Tqj1wBxy//WkDJMi2bvicJ8vHNZw:9u71bv3j+b4StQ1EDClmj+xy//hpgqct

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.atlmexco.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Ma1301

Targets

    • Target

      f1ddcd1ecdc0a5cc1165e8ff6a0f9a49_JaffaCakes118

    • Size

      755KB

    • MD5

      f1ddcd1ecdc0a5cc1165e8ff6a0f9a49

    • SHA1

      b91d39c79edcb7b18ab64fb1a5c977f0fbea51a6

    • SHA256

      1715e3f94cd1ae1641255a9b20c63190e1a8efced96bfeaca65ab6a2aa69dda2

    • SHA512

      4fb08dd48ed8541873f64aabdf88e19e0fc0ddf2b95eb71fdcb67a717e82ec82eb16188796f52fa72bc624d99fdf79499d176823db375634706b3059a80f8dcd

    • SSDEEP

      12288:9u8DA2iNeHK7zD3j+ld4SuKjkc2ED3Cm8Tqj1wBxy//WkDJMi2bvicJ8vHNZw:9u71bv3j+b4StQ1EDClmj+xy//hpgqct

    • AgentTesla

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

    • Agenttesla family

    • AgentTesla payload

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks