General

  • Target

    f66600b5e125100ef486b19512d74c6a.bin

  • Size

    4.0MB

  • Sample

    231004-cd5xgage81

  • MD5

    058d06692dd33a22c7b0ed24dbe33779

  • SHA1

    a11e2ac49bae2fbc763c6bb2f7a56ae1394f4a42

  • SHA256

    d485c199bd8e4f835715fa57ea3731c83fdb85cfc5b8c5a000464f12e0a05408

  • SHA512

    505120d62e412125111b63cf314fc6ffe2d5531391833d29d7964265da941dba23ce4fb67939735d45a17807dec0fdc0a0554ea1a3883c191d1091526e440270

  • SSDEEP

    98304:swtCuQn/v6pXZY8NeTgWcAqpR00kUM2I0BLajldjnBXYuY0Y2VxzF:pq/CpXeUekV8Dn2HL4ldjRYuQ2VlF

Malware Config

Targets

    • Target

      530ba3e07e01ded69f648ab41bf6967677526630e0b78dd91e03304622871680.bin

    • Size

      4.1MB

    • MD5

      f66600b5e125100ef486b19512d74c6a

    • SHA1

      69236da952ef24f8b6bb11f734d3fde6bb129071

    • SHA256

      530ba3e07e01ded69f648ab41bf6967677526630e0b78dd91e03304622871680

    • SHA512

      3afc95cfde0045c5eac22849fa7672b11015a4676296d8b99601c385890a953d7443ffef56a99908ff53fc829d33bd60d29b8a522c2213632b599034349f47f0

    • SSDEEP

      98304:8hn2T18Yb4JyIWEmssSxt0F8FY2C4bbQN69ZVX4:8hn2J88UyIWEmoSF8FGobQN0ZK

    • 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

    • 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