General

  • Target

    4c73f2641f6be654aceb0f7f75068c78c6cb1e47d23f66e47e679b056d536a03

  • Size

    1.4MB

  • Sample

    230831-z6nvzsad8t

  • MD5

    a3fd26bf6c5d12a0284466a0287b631b

  • SHA1

    5afa77a0330b33ffe4ccc8afffd8882980241e4c

  • SHA256

    4c73f2641f6be654aceb0f7f75068c78c6cb1e47d23f66e47e679b056d536a03

  • SHA512

    07e04ff6b30347b0e56ab772356be39c0f5ad982fa22cdf108bf259ea57e288b50152fc42bd0f411ddb5fa40691214877c903e3944e18d4194c490926e523cd4

  • SSDEEP

    24576:U2G/nvxW3Ww0tRp8GiXTBhq7yRDvHcUcjUvy0lr3Tl6icOB/UWoT:UbA30H4zF0UMSAicOB/UWk

Score
10/10

Malware Config

Targets

    • Target

      4c73f2641f6be654aceb0f7f75068c78c6cb1e47d23f66e47e679b056d536a03

    • Size

      1.4MB

    • MD5

      a3fd26bf6c5d12a0284466a0287b631b

    • SHA1

      5afa77a0330b33ffe4ccc8afffd8882980241e4c

    • SHA256

      4c73f2641f6be654aceb0f7f75068c78c6cb1e47d23f66e47e679b056d536a03

    • SHA512

      07e04ff6b30347b0e56ab772356be39c0f5ad982fa22cdf108bf259ea57e288b50152fc42bd0f411ddb5fa40691214877c903e3944e18d4194c490926e523cd4

    • SSDEEP

      24576:U2G/nvxW3Ww0tRp8GiXTBhq7yRDvHcUcjUvy0lr3Tl6icOB/UWoT:UbA30H4zF0UMSAicOB/UWk

    Score
    10/10
    • Modifies WinLogon for persistence

    • Modifies Windows Firewall

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks