General

  • Target

    41ab2d7410e38f6bf85b0757c9483acccbd6cb511e51d87d62b3651a701c1603

  • Size

    2.6MB

  • Sample

    240611-z3pywasanb

  • MD5

    5f96d9f9ef00f65310645314e172ce32

  • SHA1

    49558a4a489c732527e829960062ce43c253e057

  • SHA256

    41ab2d7410e38f6bf85b0757c9483acccbd6cb511e51d87d62b3651a701c1603

  • SHA512

    b7e13cb7a6e4c7be3cc95c1a4b8a9a20e582e91142e7b75dbf69c1f9c4fd73025a2a1e7de246458ec660a6b4f4721e942374fcc9d3c4daf12292cb1c32edf1ad

  • SSDEEP

    49152:lS5IvAG44oOCdcSzNIJG70V6Do4yV/5mc5aNZJ350zg5bEJ60IZGnpw/YL:lS5G4DOT5JGIVzh/5aZX0zgd0IZGpwU

Malware Config

Targets

    • Target

      41ab2d7410e38f6bf85b0757c9483acccbd6cb511e51d87d62b3651a701c1603

    • Size

      2.6MB

    • MD5

      5f96d9f9ef00f65310645314e172ce32

    • SHA1

      49558a4a489c732527e829960062ce43c253e057

    • SHA256

      41ab2d7410e38f6bf85b0757c9483acccbd6cb511e51d87d62b3651a701c1603

    • SHA512

      b7e13cb7a6e4c7be3cc95c1a4b8a9a20e582e91142e7b75dbf69c1f9c4fd73025a2a1e7de246458ec660a6b4f4721e942374fcc9d3c4daf12292cb1c32edf1ad

    • SSDEEP

      49152:lS5IvAG44oOCdcSzNIJG70V6Do4yV/5mc5aNZJ350zg5bEJ60IZGnpw/YL:lS5G4DOT5JGIVzh/5aZX0zgd0IZGpwU

    • Modifies visiblity of hidden/system files in Explorer

    • Detects executables packed with Themida

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Executes dropped EXE

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks