General

  • Target

    633376bf8f1168c35ec18cf30485307d2640fe11ac5b0967e5080c58c4e00038.bin

  • Size

    4.1MB

  • Sample

    240518-a6tnssbh58

  • MD5

    962d8c7ab97116587b4a62b2875a82a2

  • SHA1

    9a81753d7011bea1832203b4b86734d61f96ccd8

  • SHA256

    633376bf8f1168c35ec18cf30485307d2640fe11ac5b0967e5080c58c4e00038

  • SHA512

    3079f46d5f07d2046aa459a059bb7dbe2151a4ba0ce25a13a2a0abefc6e0b30180aaa819609a072adbcaedb88909f011042720587b36752643cd99bf6516ab99

  • SSDEEP

    98304:nQx32Mq02zAeaet/0/YHlEVnWsL/fnVsJseCa8CK6QwXNx08F+:Qx32Mq02zAeLCVnWszfVfeCa8CLXv/U

Malware Config

Targets

    • Target

      633376bf8f1168c35ec18cf30485307d2640fe11ac5b0967e5080c58c4e00038.bin

    • Size

      4.1MB

    • MD5

      962d8c7ab97116587b4a62b2875a82a2

    • SHA1

      9a81753d7011bea1832203b4b86734d61f96ccd8

    • SHA256

      633376bf8f1168c35ec18cf30485307d2640fe11ac5b0967e5080c58c4e00038

    • SHA512

      3079f46d5f07d2046aa459a059bb7dbe2151a4ba0ce25a13a2a0abefc6e0b30180aaa819609a072adbcaedb88909f011042720587b36752643cd99bf6516ab99

    • SSDEEP

      98304:nQx32Mq02zAeaet/0/YHlEVnWsL/fnVsJseCa8CK6QwXNx08F+:Qx32Mq02zAeLCVnWszfVfeCa8CLXv/U

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

    • Windows security modification

    • 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.

    • Manipulates WinMon driver.

      Roottkits write to WinMon to hide PIDs from being detected.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks