General

  • Target

    cd3c4e2367d2980a9809fca28a819e6d67bbb8f03a11bd3c5de0f3ce269d7c56.exe

  • Size

    498KB

  • Sample

    240523-cgqlyshg5y

  • MD5

    b616cc8c02b88cff3a1d36ab29673399

  • SHA1

    34689314dda15bd7e84fb84e4cf09749f548bdd3

  • SHA256

    cd3c4e2367d2980a9809fca28a819e6d67bbb8f03a11bd3c5de0f3ce269d7c56

  • SHA512

    21ed90d8b55b780c6dfd95e5ff6aab8fcd4818a7d199160532f43630ce4d97ccfc54a5624665c7a811b4c2ee9dba16488343181ce972d1bac3ce5aa8428121a3

  • SSDEEP

    12288:abmJMxaP3/NCDptpDcC69kq6YX/ir+KY+1Nrmz:abm3PNC/6kq6YvirbYP

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      cd3c4e2367d2980a9809fca28a819e6d67bbb8f03a11bd3c5de0f3ce269d7c56.exe

    • Size

      498KB

    • MD5

      b616cc8c02b88cff3a1d36ab29673399

    • SHA1

      34689314dda15bd7e84fb84e4cf09749f548bdd3

    • SHA256

      cd3c4e2367d2980a9809fca28a819e6d67bbb8f03a11bd3c5de0f3ce269d7c56

    • SHA512

      21ed90d8b55b780c6dfd95e5ff6aab8fcd4818a7d199160532f43630ce4d97ccfc54a5624665c7a811b4c2ee9dba16488343181ce972d1bac3ce5aa8428121a3

    • SSDEEP

      12288:abmJMxaP3/NCDptpDcC69kq6YX/ir+KY+1Nrmz:abm3PNC/6kq6YvirbYP

    • AgentTesla

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

    • Detect packed .NET executables. Mostly AgentTeslaV4.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects executables referencing Windows vault credential objects. Observed in infostealers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • Detects executables referencing many file transfer clients. Observed in information stealers

    • 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.

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • Target

      $PLUGINSDIR/System.dll

    • Size

      12KB

    • MD5

      cff85c549d536f651d4fb8387f1976f2

    • SHA1

      d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

    • SHA256

      8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

    • SHA512

      531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

    • SSDEEP

      192:Zjvco0qWTlt70m5Aj/lQ0sEWD/wtYbBHFNaDybC7y+XBz0QPi:FHQlt70mij/lQRv/9VMjzr

    Score
    3/10

MITRE ATT&CK Enterprise v15

Tasks