General

  • Target

    SecuriteInfo.com.Trojan.Siggen21.10722.13903.27772.exe

  • Size

    821KB

  • Sample

    230721-mhm8bseb94

  • MD5

    87cbaab27853c64eec864dbfb2dbde0f

  • SHA1

    941f5a3fd56bb3bb93e603437bcfaf13789abc18

  • SHA256

    9288caffc199d7d952c8f0cf907e35fee8186ce3f52ad16a0aa84f454e46aaef

  • SHA512

    0d06c22c7bb8703c0d86ec1bdb28b0120463c27ee105bbaf04a9f72fa022dbc9ecde4c67b07a025e26caa8154d92bc863b0bc0c9d3197be08ee96474c89ba77a

  • SSDEEP

    12288:siNXmmkE8DNK9mDy66kBKOGi3vZHHJa6E2Hbub82oefi0Ok3Pd1qRvQy:3tmmkEugpaB3GGZHHJa6D2os32Rvl

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      SecuriteInfo.com.Trojan.Siggen21.10722.13903.27772.exe

    • Size

      821KB

    • MD5

      87cbaab27853c64eec864dbfb2dbde0f

    • SHA1

      941f5a3fd56bb3bb93e603437bcfaf13789abc18

    • SHA256

      9288caffc199d7d952c8f0cf907e35fee8186ce3f52ad16a0aa84f454e46aaef

    • SHA512

      0d06c22c7bb8703c0d86ec1bdb28b0120463c27ee105bbaf04a9f72fa022dbc9ecde4c67b07a025e26caa8154d92bc863b0bc0c9d3197be08ee96474c89ba77a

    • SSDEEP

      12288:siNXmmkE8DNK9mDy66kBKOGi3vZHHJa6E2Hbub82oefi0Ok3Pd1qRvQy:3tmmkEugpaB3GGZHHJa6D2os32Rvl

    • AgentTesla

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

    • 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 v15

Tasks