General

  • Target
    d28b8c88540db937fd047e391aa986a7617c64a80191f970ea297de4d655c4a9.exe
  • Size 683KB
  • Sample260801-k44fbsge33
  • SHA256 d28b8c88540db937fd047e391aa986a7617c64a80191f970ea297de4d655c4a9
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      d28b8c88540db937fd047e391aa986a7617c64a80191f970ea297de4d655c4a9.exe
    • Size 683KB
    • SHA256 d28b8c88540db937fd047e391aa986a7617c64a80191f970ea297de4d655c4a9
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Checks computer location settings

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

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Target
      Fibrolitic.Big
    • Size 53KB
    • SHA256 2a07a75f46c3581a3d4c8476ccd99d5bfc245068e8ccf8c63062c8ad454f2667
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

MITRE ATT&CK Enterprise v16

Tasks