General

  • Target

    581beb90d3a95664ad5324ed52b99c37b22d68615f5395fb2aaec375bb11ffef

  • Size

    2.1MB

  • Sample

    240521-t6qfxsca8t

  • MD5

    f2959059828270ba768b14e728326811

  • SHA1

    e30d676fe5b2526ee5bb757cdd6f280447014c0e

  • SHA256

    581beb90d3a95664ad5324ed52b99c37b22d68615f5395fb2aaec375bb11ffef

  • SHA512

    3367a54c018c22e2a62e6cd80dd0e1ad4d7997b9e44cd92504e0fdc4a1f0c4f5fab583525e2697f508d3ec6f3b69946ac2e6e02eb858f93fe23036352758c071

  • SSDEEP

    49152:N6uDuaS9ref+AJtTF+TxMoxc1TU+j+dAzGwlrh:N6uKb97AtIuoITsdZ

Malware Config

Extracted

Family

stealc

rc4.plain

Targets

    • Target

      581beb90d3a95664ad5324ed52b99c37b22d68615f5395fb2aaec375bb11ffef

    • Size

      2.1MB

    • MD5

      f2959059828270ba768b14e728326811

    • SHA1

      e30d676fe5b2526ee5bb757cdd6f280447014c0e

    • SHA256

      581beb90d3a95664ad5324ed52b99c37b22d68615f5395fb2aaec375bb11ffef

    • SHA512

      3367a54c018c22e2a62e6cd80dd0e1ad4d7997b9e44cd92504e0fdc4a1f0c4f5fab583525e2697f508d3ec6f3b69946ac2e6e02eb858f93fe23036352758c071

    • SSDEEP

      49152:N6uDuaS9ref+AJtTF+TxMoxc1TU+j+dAzGwlrh:N6uKb97AtIuoITsdZ

    • Detect Vidar Stealer

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks