General

  • Target

    fff67160a40353338a0eb9ee2acb6cd15de640023ef8a819d6595ef34493757b.exe

  • Size

    1016KB

  • Sample

    241019-dae3basfrh

  • MD5

    d6d14fc73f7e485b864a1dc1d8fde8f9

  • SHA1

    85a6480abc0f54dafff5e4bc2b996e7655f91b2b

  • SHA256

    fff67160a40353338a0eb9ee2acb6cd15de640023ef8a819d6595ef34493757b

  • SHA512

    00a35cbb44902a58349995ac90800a935df7d28e5e81f3fbd786375be29d7b8dbfb974849046590c0f98702c6f21dbca7a40b5130aca80d84a9c44ee0374061c

  • SSDEEP

    12288:m4OpVuMv6/eGOFqi0isX8G2WJHkQ50g/s2QkPICHYA1U+IauB:/g/0yqiwv0f2SCHYAC+I9

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.concaribe.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    ro}UWgz#!38E

Targets

    • Target

      fff67160a40353338a0eb9ee2acb6cd15de640023ef8a819d6595ef34493757b.exe

    • Size

      1016KB

    • MD5

      d6d14fc73f7e485b864a1dc1d8fde8f9

    • SHA1

      85a6480abc0f54dafff5e4bc2b996e7655f91b2b

    • SHA256

      fff67160a40353338a0eb9ee2acb6cd15de640023ef8a819d6595ef34493757b

    • SHA512

      00a35cbb44902a58349995ac90800a935df7d28e5e81f3fbd786375be29d7b8dbfb974849046590c0f98702c6f21dbca7a40b5130aca80d84a9c44ee0374061c

    • SSDEEP

      12288:m4OpVuMv6/eGOFqi0isX8G2WJHkQ50g/s2QkPICHYA1U+IauB:/g/0yqiwv0f2SCHYAC+I9

    • AgentTesla

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

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • 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.

    • Drops file in System32 directory

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • Target

      $PLUGINSDIR/System.dll

    • Size

      11KB

    • MD5

      3f176d1ee13b0d7d6bd92e1c7a0b9bae

    • SHA1

      fe582246792774c2c9dd15639ffa0aca90d6fd0b

    • SHA256

      fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e

    • SHA512

      0a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6

    • SSDEEP

      192:OPtkumJX7zB22kGwfy0mtVgkCPOsX1un:/702k5qpdsXQn

    Score
    3/10

MITRE ATT&CK Enterprise v15

Tasks