General

  • Target

    14a79ce3f46a8cb58c98cfb730a841bf02ba8a62f4d90ae7cc77c6cab5e23aa3.exe

  • Size

    864KB

  • Sample

    240604-beew1aff7s

  • MD5

    48ae13a1d69b168a43f641adeff84d25

  • SHA1

    5a11222be7f79b49dcd9ace5c992ca9d5203bfe9

  • SHA256

    14a79ce3f46a8cb58c98cfb730a841bf02ba8a62f4d90ae7cc77c6cab5e23aa3

  • SHA512

    87a3fa19d18f33b9a211e26c2386e5b3c9d667757ccfc31fab132f7c2642894e214119cbf5094704c2e1b6e63a4b320f472db1aa7f9cb1911c110a8e233b20c2

  • SSDEEP

    24576:+MYe0Y2N5iHSXthqeGEvLAPyRD+deiBlJ:+MYemN5iWNGuLcvFD

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.alitextile.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Myname@321

Targets

    • Target

      14a79ce3f46a8cb58c98cfb730a841bf02ba8a62f4d90ae7cc77c6cab5e23aa3.exe

    • Size

      864KB

    • MD5

      48ae13a1d69b168a43f641adeff84d25

    • SHA1

      5a11222be7f79b49dcd9ace5c992ca9d5203bfe9

    • SHA256

      14a79ce3f46a8cb58c98cfb730a841bf02ba8a62f4d90ae7cc77c6cab5e23aa3

    • SHA512

      87a3fa19d18f33b9a211e26c2386e5b3c9d667757ccfc31fab132f7c2642894e214119cbf5094704c2e1b6e63a4b320f472db1aa7f9cb1911c110a8e233b20c2

    • SSDEEP

      24576:+MYe0Y2N5iHSXthqeGEvLAPyRD+deiBlJ:+MYemN5iWNGuLcvFD

    • AgentTesla

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

    • Detect packed .NET executables. Mostly AgentTeslaV4.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion

    • Detects executables referencing Windows vault credential objects. Observed in infostealers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • Detects executables referencing many file transfer clients. Observed in information stealers

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • 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