General

  • Target

    32f9bc59ecade358525c9a18fd471640286a8519a285fddf0958a7cc6f7ac054.bin

  • Size

    4.1MB

  • Sample

    240517-zvrshaba62

  • MD5

    fe87a25f444fd2f999e4bc1a42162168

  • SHA1

    6a7c133ca1b6be1358dad25c11bd02bc62864899

  • SHA256

    32f9bc59ecade358525c9a18fd471640286a8519a285fddf0958a7cc6f7ac054

  • SHA512

    38c1b9870df1a8e17926f4e0fdd3bd5da20716ad3c050f678e90c60970d8aeb7a182fbaf7dcafa69423f8f453dd344ac50cea7dfaec630afba231e014f2add9a

  • SSDEEP

    98304:/Qx32Mq02zAeaet/0/YHlEVnWsL/fnVsJseCa8CK6QwXNx08FI:Ix32Mq02zAeLCVnWszfVfeCa8CLXv/W

Malware Config

Targets

    • Target

      32f9bc59ecade358525c9a18fd471640286a8519a285fddf0958a7cc6f7ac054.bin

    • Size

      4.1MB

    • MD5

      fe87a25f444fd2f999e4bc1a42162168

    • SHA1

      6a7c133ca1b6be1358dad25c11bd02bc62864899

    • SHA256

      32f9bc59ecade358525c9a18fd471640286a8519a285fddf0958a7cc6f7ac054

    • SHA512

      38c1b9870df1a8e17926f4e0fdd3bd5da20716ad3c050f678e90c60970d8aeb7a182fbaf7dcafa69423f8f453dd344ac50cea7dfaec630afba231e014f2add9a

    • SSDEEP

      98304:/Qx32Mq02zAeaet/0/YHlEVnWsL/fnVsJseCa8CK6QwXNx08FI:Ix32Mq02zAeLCVnWszfVfeCa8CLXv/W

    • 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