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General

  • Target

    INVOICE 19-3.rar

  • Size

    2KB

  • Sample

    221019-h8ypjafehm

  • MD5

    7cd6e496b0543c5ad432dc4a438411ab

  • SHA1

    9eecfceca9ca1c6893f61af0ddeac3e485ee53dc

  • SHA256

    8ef717d4973d795dceff550c9ef05e8546c9176a82beb12ac1fabd962d04fddd

  • SHA512

    0fd93f20dc3169a957579ec33b41ff54c2bcd2a2bf0cf6b6aca66caac96ae8455ec9ea6d0a563d6d03cc2aa2c7b318734e551292bb795a76b4f760c7e3715283

Malware Config

Targets

    • Target

      76.exe

    • Size

      6KB

    • MD5

      4df280fea800291ab943f10909194e74

    • SHA1

      022a5f042e3db04009dad89006532618fbed8808

    • SHA256

      026b11037329ad5ff8cda17668d30b59366df051ab09ab35790f2d2e8324a85d

    • SHA512

      b39f2a0796e0cc915a68d284f5c8b2eb7737368e8aba1fcbac754c5f653d26e9286436bb033e2e9fdd46015dd8d5fc4716984541518f89f394aa3dd013d263e8

    • SSDEEP

      96:Giete33Zahzeo7yycaw1H+AUn2YQrtbszNt:ets3uz1bw1HelQrxW

    • AgentTesla

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

    • Checks computer location settings

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

    • 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.

    • Accesses Microsoft Outlook profiles

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks