General

  • Target

    FAX RECEIPT_SO 151-154.exe

  • Size

    734KB

  • Sample

    200716-2t3mprle2x

  • MD5

    6f9ce67a343b9f8bed90957132be043c

  • SHA1

    c9dc45ecdc2fb58e14be58e18b2bb864703d8be3

  • SHA256

    4f22002fa8e6ac42be9455b9e786da31fd301db9392fb387a0948f6e212e02a0

  • SHA512

    93224fe206a7f82df6881258600c1f6895e822d87a92fc54dc12d596bfdb523c8a201b26596d3c4b2adbda7d4abfebccf674c534f6602186b9e8c7b2325e7d24

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.gci-nit.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    oDBYDVK2

Targets

    • Target

      FAX RECEIPT_SO 151-154.exe

    • Size

      734KB

    • MD5

      6f9ce67a343b9f8bed90957132be043c

    • SHA1

      c9dc45ecdc2fb58e14be58e18b2bb864703d8be3

    • SHA256

      4f22002fa8e6ac42be9455b9e786da31fd301db9392fb387a0948f6e212e02a0

    • SHA512

      93224fe206a7f82df6881258600c1f6895e822d87a92fc54dc12d596bfdb523c8a201b26596d3c4b2adbda7d4abfebccf674c534f6602186b9e8c7b2325e7d24

    • 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