General

  • Target

    fb1380093396eab9e257d37acc2ab270.bin

  • Size

    4.0MB

  • Sample

    231004-cg9d3aad84

  • MD5

    c09839a705ed73d9a33a3fd21e77706f

  • SHA1

    434a9791a6ae81c04aff2137b667cb6df3ec3e9b

  • SHA256

    1948ca4baa9974ec9d061b059209c84f24d807310f55491ae962b2bc3e0b1623

  • SHA512

    8e7198af8dc506bf14b1b8aa60b4171ec09c0d157b0984d7b2c898c3a35075c0d9ba9fb1596ec2606b2a36942d84f4eabf2a4c7f9889f35968666351d0a49d4a

  • SSDEEP

    98304:csXts5ADvvtQXFsTxfwrXqO412LkHmUlmA:9tLDmXFsTWqOFqlmA

Malware Config

Targets

    • Target

      18acbe225a09abaf3a67f12e79b67d498b3d809faa526b69b40170f4a7beff0d.bin

    • Size

      4.1MB

    • MD5

      fb1380093396eab9e257d37acc2ab270

    • SHA1

      f2decc25c907196a0d01cc998e7d9a5b97800468

    • SHA256

      18acbe225a09abaf3a67f12e79b67d498b3d809faa526b69b40170f4a7beff0d

    • SHA512

      704d9bce300c5ef386fec60b11b60271a5c3d1e4dcb6587380b97a08fb5fb9dea675f9d1a5531a2e9e92cec1827a2213f31504077fcf6985ac8d5b2d6a2d2bad

    • SSDEEP

      98304:8hn2T18Yb4JyIWEmssSxt0F8FY2C4bbQN69ZVXo: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

    • 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