General

  • Target

    file

  • Size

    4.2MB

  • Sample

    240507-rwynfabc5t

  • MD5

    9e95a2f30e9621a865f2dfc65dc24673

  • SHA1

    c25c03c225709bff58f0fca6bf93c17b28a99aca

  • SHA256

    52a39ad858c97ff0fd70f58eb0efbd6bd41e27f19872cd585370e5e2583c2a78

  • SHA512

    478eb0640bb5584842d3f8bc00ac7b575f345fc3e70cf04f3b272bf2487af898cbb2f82522b994a7e858bfdc78df89facae968cf6a775c972a5d387710f52e5e

  • SSDEEP

    98304:gX+V5iS4211ab8CRU3jj44988X/pz+96Jas+tdDDO/yqmS:gX+V57421108CyI18UwwtdkmS

Malware Config

Targets

    • Target

      file

    • Size

      4.2MB

    • MD5

      9e95a2f30e9621a865f2dfc65dc24673

    • SHA1

      c25c03c225709bff58f0fca6bf93c17b28a99aca

    • SHA256

      52a39ad858c97ff0fd70f58eb0efbd6bd41e27f19872cd585370e5e2583c2a78

    • SHA512

      478eb0640bb5584842d3f8bc00ac7b575f345fc3e70cf04f3b272bf2487af898cbb2f82522b994a7e858bfdc78df89facae968cf6a775c972a5d387710f52e5e

    • SSDEEP

      98304:gX+V5iS4211ab8CRU3jj44988X/pz+96Jas+tdDDO/yqmS:gX+V57421108CyI18UwwtdkmS

    • 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