General

  • Target

    Purchase Inquiry-Harman, Tijuana Plant55.exe

  • Size

    639KB

  • Sample

    230712-hlb71scc47

  • MD5

    831693ff2e495502133ebd3ffa93e618

  • SHA1

    cf9799fb785d422aa4fa67de3e547d76b2aed0c5

  • SHA256

    192356050027cf305acd427d9afa09fc4bf2bebe1e2eda711554f720e281a83d

  • SHA512

    dd0482a5f8daaafcc3f1ac8389ee6fd9f3ae4235ece926554568883dc25882f2b304b1566e1fefa808326e63e5e0a5fa6d1e2a152b7d597b5a2ed514988ffff3

  • SSDEEP

    12288:wmWKtpStBJKSCzo3nk7sYc/2v2LX7s3jnlTN/qEa:1ppSXJi8kgYcOeLIlTpj

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      Purchase Inquiry-Harman, Tijuana Plant55.exe

    • Size

      639KB

    • MD5

      831693ff2e495502133ebd3ffa93e618

    • SHA1

      cf9799fb785d422aa4fa67de3e547d76b2aed0c5

    • SHA256

      192356050027cf305acd427d9afa09fc4bf2bebe1e2eda711554f720e281a83d

    • SHA512

      dd0482a5f8daaafcc3f1ac8389ee6fd9f3ae4235ece926554568883dc25882f2b304b1566e1fefa808326e63e5e0a5fa6d1e2a152b7d597b5a2ed514988ffff3

    • SSDEEP

      12288:wmWKtpStBJKSCzo3nk7sYc/2v2LX7s3jnlTN/qEa:1ppSXJi8kgYcOeLIlTpj

    • AgentTesla

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

    • 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 v6

Tasks