General

  • Target

    ab38891963c65c3ceb20c156563adf234b3fe26116dc2496e10f463b74df27e9.exe

  • Size

    107KB

  • Sample

    240213-e8m19aaf5t

  • MD5

    f873b2aae040d6d8f50e493cd5602577

  • SHA1

    f88854aa5d57cee0b555a2c730f9222f01feacd2

  • SHA256

    ab38891963c65c3ceb20c156563adf234b3fe26116dc2496e10f463b74df27e9

  • SHA512

    5b8446266bee34f241b8b3211146ea95651b449ea8c57c0fd65f3c1a6a7d7b7534131b34cf86bd191e7acc2b68269685749120eb7a087bbf73246e9df346cd32

  • SSDEEP

    3072:Pw5ApHMbC/b14+Olf22thZjFxQny9KfzV:POUHMyf

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.myejen2u.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    BH2CL(;rQ=)(

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      ab38891963c65c3ceb20c156563adf234b3fe26116dc2496e10f463b74df27e9.exe

    • Size

      107KB

    • MD5

      f873b2aae040d6d8f50e493cd5602577

    • SHA1

      f88854aa5d57cee0b555a2c730f9222f01feacd2

    • SHA256

      ab38891963c65c3ceb20c156563adf234b3fe26116dc2496e10f463b74df27e9

    • SHA512

      5b8446266bee34f241b8b3211146ea95651b449ea8c57c0fd65f3c1a6a7d7b7534131b34cf86bd191e7acc2b68269685749120eb7a087bbf73246e9df346cd32

    • SSDEEP

      3072:Pw5ApHMbC/b14+Olf22thZjFxQny9KfzV:POUHMyf

    • AgentTesla

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

    • Detect ZGRat V1

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • 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 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.

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Enterprise v15

Tasks