General

  • Target

    ca455bb9b82d718c9c9a85e9f588d85a0bd78b6a632c5c9d0480ee40180620e9

  • Size

    418KB

  • Sample

    240904-v894savhpb

  • MD5

    81ef7675df2adb58cc1ba3c31b884b06

  • SHA1

    78cd57cfe9dfd10cd8d1d29351d96608b4e03175

  • SHA256

    ca455bb9b82d718c9c9a85e9f588d85a0bd78b6a632c5c9d0480ee40180620e9

  • SHA512

    cb6575d3a8d3507b30c9499a4a0c7d8372189049f25e5acb3eaaec4d485ef223bd3369b69b00658a72a7294f1e5b4906f37b15f7fd9b231f423d0fe5ae90f378

  • SSDEEP

    12288:wlE2qpQTt63ODX2FnStnJw8qO7wWE7oPrld:4qGtUODanCw9OtjrX

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1944842353:AAF4AUZAlM1Eseaom3hr9cg9ol6hzIat_qw/sendDocument

Targets

    • Target

      39b52356da1f35c5bad343eea8880f4d8bdd6c0228a7a9b85e5f0117c6296287

    • Size

      496KB

    • MD5

      6285ae9a1953232716b7817c6bce1ba6

    • SHA1

      8ea818cd4c61b6c53a5eea7f5ff19cdd9e60a8fb

    • SHA256

      39b52356da1f35c5bad343eea8880f4d8bdd6c0228a7a9b85e5f0117c6296287

    • SHA512

      2dbdebc96f92dfda7a146f3ade91af8b4ac66ab9dd9d51b5efb72a0b5cd789086b49cdb435e837a013d7a29e9a4a9c148ad5ece84e2129fad84c5944b9485581

    • SSDEEP

      12288:fPVEdXo7/apwbQB6R751Hlie+XhTalWP6lTcNeH1ug2nMnMqDXWxbnN:3VKu/jbp3lihmUiKwHs

    • AgentTesla

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

    • AgentTesla payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks