General

  • Target

    NSS.exe

  • Size

    642KB

  • Sample

    240312-qvjx8ahh81

  • MD5

    876db5122f5ecb90acc915cec4c89810

  • SHA1

    4dcedd113292812c0ef832640f3e964eec73c289

  • SHA256

    d04380b79524da697074a01b0af3809f881d0fb09a68364083aeb7a1be021249

  • SHA512

    f2813727b0f813cad1638d58aedc03caff7c649f4da5af7ef8161c2826e0a5d9526cf30fb19d94e982dae8d66615ef5f735f691d0f23cf1a601bbc87a9eaf2b8

  • SSDEEP

    12288:9sJTENl3zT882MF7D9mDSwXhblVpFSgW/MiMJRmDch58dbP1PIPcZpCDzep:+xENlDoMF7DUVRlVfSgEr3DE5eZAw

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.impressionmotors.in
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Kt!@98320Slg

Targets

    • Target

      NSS.exe

    • Size

      642KB

    • MD5

      876db5122f5ecb90acc915cec4c89810

    • SHA1

      4dcedd113292812c0ef832640f3e964eec73c289

    • SHA256

      d04380b79524da697074a01b0af3809f881d0fb09a68364083aeb7a1be021249

    • SHA512

      f2813727b0f813cad1638d58aedc03caff7c649f4da5af7ef8161c2826e0a5d9526cf30fb19d94e982dae8d66615ef5f735f691d0f23cf1a601bbc87a9eaf2b8

    • SSDEEP

      12288:9sJTENl3zT882MF7D9mDSwXhblVpFSgW/MiMJRmDch58dbP1PIPcZpCDzep:+xENlDoMF7DUVRlVfSgEr3DE5eZAw

    • AgentTesla

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

    • 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.

    • 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 v15

Tasks