Resubmissions

15/08/2024, 21:33

240815-1edflswbla9

15/08/2024, 21:30

240815-1cm72azemq8

General

  • Target
    nazimodpc-v3.5.zip
  • Size 861KB
  • Sample240815-1edflswbla
  • SHA256 5c11386f2616660c93a5952cdf1a2ba2674792d2b13c8d0c539282b4e8e72679
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      nazimodpc-v3.5.zip
    • Size 861KB
    • SHA256 5c11386f2616660c93a5952cdf1a2ba2674792d2b13c8d0c539282b4e8e72679
    • MD5 SHA1 SHA512 SSDEEP
    • Renames multiple (6030) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • 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.

    • Detected potential entity reuse from brand steam.

    • Suspicious use of SetThreadContext

    • Target
      nazimod-loader.exe
    • Size 133KB
    • SHA256 e7999975233ccb9ade894b5a6a79ba1b62b321b270bc879274852f05a4e154f3
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      nazimod-log.txt
    • Size 533B
    • SHA256 35587a9f8127d047e706f16f63db0f020803ba30a8e54a633bb810ac2ffebce7
    • MD5 SHA1 SHA512
    Score
    1/10
    • Target
      nazimod-runtime.dll
    • Size 2.9MB
    • SHA256 b3dc46bbb59cfd7c64200eb75e7d0d63bcc48204c063a49a470045bd20315093
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10

MITRE ATT&CK Enterprise v15

Tasks