General

  • Target

    Bloxstrap-v2.8.0.exe

  • Size

    11.0MB

  • Sample

    241120-d3anasvlaj

  • MD5

    3890622389fa64559eb3035aec65215f

  • SHA1

    ffb9810df58890a71d58e4f901a26e4cce50e7ed

  • SHA256

    90842a4b97876d51d8471d78f6aea71aad0a83f30f7440d19fc9db96490354e2

  • SHA512

    28e514c587d29364b080ce426ed9bbe88818b5f34ee468f06b6cfa399fa181f3efd1a8d2172b8da76971a7e4b0f51056a88728bb08854d0ad7b5c3888d378e05

  • SSDEEP

    98304:AHOpvPTscVasb/hkvGWD3DTOYoHwfLk3vSmaR0+Mc4AN0edaAHDfysrTl/:AHOpDscgsb/hkvGeTObAbN0a

Malware Config

Targets

    • Target

      Bloxstrap-v2.8.0.exe

    • Size

      11.0MB

    • MD5

      3890622389fa64559eb3035aec65215f

    • SHA1

      ffb9810df58890a71d58e4f901a26e4cce50e7ed

    • SHA256

      90842a4b97876d51d8471d78f6aea71aad0a83f30f7440d19fc9db96490354e2

    • SHA512

      28e514c587d29364b080ce426ed9bbe88818b5f34ee468f06b6cfa399fa181f3efd1a8d2172b8da76971a7e4b0f51056a88728bb08854d0ad7b5c3888d378e05

    • SSDEEP

      98304:AHOpvPTscVasb/hkvGWD3DTOYoHwfLk3vSmaR0+Mc4AN0edaAHDfysrTl/:AHOpDscgsb/hkvGeTObAbN0a

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Drops desktop.ini file(s)

    • Legitimate hosting services abused for malware hosting/C2

    • Checks system information in the registry

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

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks