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General

  • Target

    fd1be1572ed245d5e2eb8afafe803451_virlock_JC.exe

  • Size

    930KB

  • Sample

    230815-v1zyvaee4s

  • MD5

    fd1be1572ed245d5e2eb8afafe803451

  • SHA1

    b1dd2828c4b0f834fc6665cb26bbe60dab3fe42a

  • SHA256

    27b263ebe05c7041de444d6746fcc79dbae774644dde22b6cbfe43bc8ac30a55

  • SHA512

    b8795b2c95b45eee1e532a486c433aee25675b4f1dcbee09faa658eaf534f6889115a76cac14f3f1d5b7ba646aac390880b69a11012a22bc351b19630da60b5a

  • SSDEEP

    24576:QcSGmlVcNLJMSGw8p5tOF8KOc+YsVgrz:QRGm7cNLVGzgF8zl2

Malware Config

Targets

    • Target

      fd1be1572ed245d5e2eb8afafe803451_virlock_JC.exe

    • Size

      930KB

    • MD5

      fd1be1572ed245d5e2eb8afafe803451

    • SHA1

      b1dd2828c4b0f834fc6665cb26bbe60dab3fe42a

    • SHA256

      27b263ebe05c7041de444d6746fcc79dbae774644dde22b6cbfe43bc8ac30a55

    • SHA512

      b8795b2c95b45eee1e532a486c433aee25675b4f1dcbee09faa658eaf534f6889115a76cac14f3f1d5b7ba646aac390880b69a11012a22bc351b19630da60b5a

    • SSDEEP

      24576:QcSGmlVcNLJMSGw8p5tOF8KOc+YsVgrz:QRGm7cNLVGzgF8zl2

    • Modifies visibility of file extensions in Explorer

    • UAC bypass

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks