General

  • Target

    123048aa21e51aea3706e8e7ed3f2567523f83039901afbea0e94aee8b27229a

  • Size

    683KB

  • Sample

    240521-b3fs7sea79

  • MD5

    32f627e7366748dca9bbb2908177261d

  • SHA1

    30fdd73783ddd1d7240583c45009e395483fdea0

  • SHA256

    123048aa21e51aea3706e8e7ed3f2567523f83039901afbea0e94aee8b27229a

  • SHA512

    9ff4b18144523abe4f716082a0d03052126d29098058e4ec2f0be735df829f9e02c120b8ebbea2ebc118efbcf430b3e649a8ab5a59fd1328da5758ca5b46b470

  • SSDEEP

    12288:jCuWe1J5O403gPnW2XpGz8kJn++FB4WPrxOpNAqNV8e+7CuB4P/kzH:j/Lx03gPn7XI8ytDPNaTR+7CutD

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      NEW SIGNED CONTRACT SHIPPINGS DOCS.exe

    • Size

      757KB

    • MD5

      1e68c8a1bd1803332029ee35e3c1c5d2

    • SHA1

      3debfb4cf61afc49a7069e79eb37d28af5bea1df

    • SHA256

      6acc7e95d7e83817a3109bfbeb8a6759bb056431a696a5171e820ceb982917e0

    • SHA512

      30b518de6ecb9550cd8fb362a60104d213d17ff2b2cc6afbffd516dac74d578e79feb6ba9e5788d586550a2fd3e222b822927dbb22e1a9c0cbb4dd15e9b5e607

    • SSDEEP

      12288:+ISWET/mr9K+22BEEzFatnVP9W25pozUmbl++XB4+PRxOdNyqNVw4e70PcJWJu:iWtb3BEbP975qUmXNPPIJre7T

    • AgentTesla

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

    • 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