Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

General

  • Target

    4b8d9718182adc5a816e871c94e893c8.rtf

  • Size

    61KB

  • Sample

    240313-gnlc2aec6y

  • MD5

    4b8d9718182adc5a816e871c94e893c8

  • SHA1

    b4738338f23c754a889f88a3de30fa7341b2de76

  • SHA256

    3b89a9f5f315f37ec110ec2e59c40e9635841115a73bb031edcbe7d059904ae2

  • SHA512

    34462edf91d8ac3bff28e1a5099e5f73329aa0d542f034a2e6d723780a356a1f9c48db5e6dbf8e45f6e21a80a3cff3ea241acac02b63ee32a5402a7e9b1a7afe

  • SSDEEP

    1536:hBJJZKasmStEcl7WT3aXStTCR1HFjaBA1YpspLCEP:hBjZ5spiTcUTIzwvpspLC+

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      4b8d9718182adc5a816e871c94e893c8.rtf

    • Size

      61KB

    • MD5

      4b8d9718182adc5a816e871c94e893c8

    • SHA1

      b4738338f23c754a889f88a3de30fa7341b2de76

    • SHA256

      3b89a9f5f315f37ec110ec2e59c40e9635841115a73bb031edcbe7d059904ae2

    • SHA512

      34462edf91d8ac3bff28e1a5099e5f73329aa0d542f034a2e6d723780a356a1f9c48db5e6dbf8e45f6e21a80a3cff3ea241acac02b63ee32a5402a7e9b1a7afe

    • SSDEEP

      1536:hBJJZKasmStEcl7WT3aXStTCR1HFjaBA1YpspLCEP:hBjZ5spiTcUTIzwvpspLC+

    • AgentTesla

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

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • 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