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General

  • Target

    CONTRACT P.O 2.doc

  • Size

    101KB

  • Sample

    231011-htt3ssgg2t

  • MD5

    1554ddba8a0a42a1e258363e5091bcad

  • SHA1

    ba1c0dc891a4c879e0e770b735d84a868da64f5b

  • SHA256

    ffeddcfd73cd061efddf80506a6a7150b243beb645669c6c249b52f941ed016f

  • SHA512

    6404faefd20f0a7e779a2734d72e8ebe18d2d9f7a67b48419d7f74f2f82b0bb0141d4f67048bd4a3eb6ada8b93a23589972dd0db67f871ed628b9c4651be5fce

  • SSDEEP

    768:TC7Wq0BiIsxPpwkWfYjugztCUlkXba1C/YuiYlusFbDXJhWxcX5W6Lulz3PvAq5:TC6q0BnpP4ugzxbuBlusFbFhvrulz3V

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      CONTRACT P.O 2.doc

    • Size

      101KB

    • MD5

      1554ddba8a0a42a1e258363e5091bcad

    • SHA1

      ba1c0dc891a4c879e0e770b735d84a868da64f5b

    • SHA256

      ffeddcfd73cd061efddf80506a6a7150b243beb645669c6c249b52f941ed016f

    • SHA512

      6404faefd20f0a7e779a2734d72e8ebe18d2d9f7a67b48419d7f74f2f82b0bb0141d4f67048bd4a3eb6ada8b93a23589972dd0db67f871ed628b9c4651be5fce

    • SSDEEP

      768:TC7Wq0BiIsxPpwkWfYjugztCUlkXba1C/YuiYlusFbDXJhWxcX5W6Lulz3PvAq5:TC6q0BnpP4ugzxbuBlusFbFhvrulz3V

    • 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 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

    • 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