General

  • Target

    a5ac38a9bf6dd33bb82a48af7ec25c1b1b079e7ea41fa1880f8ca7ce9421ee22

  • Size

    3.8MB

  • Sample

    230129-ydyztacf6w

  • MD5

    7f13c1c543daf3af0bbe2a66da43f10c

  • SHA1

    5fff6909e16d79fb9a1845c3f1526768fd0f89d3

  • SHA256

    a5ac38a9bf6dd33bb82a48af7ec25c1b1b079e7ea41fa1880f8ca7ce9421ee22

  • SHA512

    43a24f73aa2ac35c0c89c4f22d090ff30d870ae9d4fbbf412ddbc5b8894e559cdf5cf95c985e2f4c113bad82606cb5e3795aa457c0aaedd1c43e92b0d7032f63

  • SSDEEP

    98304:VFfwSfmCGtNAZz/PMjz2/VZPf9OBxu7KR9cJmnE/:nfwYG3AZDMPuvVOB07LJmnE/

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Targets

    • Target

      a5ac38a9bf6dd33bb82a48af7ec25c1b1b079e7ea41fa1880f8ca7ce9421ee22

    • Size

      3.8MB

    • MD5

      7f13c1c543daf3af0bbe2a66da43f10c

    • SHA1

      5fff6909e16d79fb9a1845c3f1526768fd0f89d3

    • SHA256

      a5ac38a9bf6dd33bb82a48af7ec25c1b1b079e7ea41fa1880f8ca7ce9421ee22

    • SHA512

      43a24f73aa2ac35c0c89c4f22d090ff30d870ae9d4fbbf412ddbc5b8894e559cdf5cf95c985e2f4c113bad82606cb5e3795aa457c0aaedd1c43e92b0d7032f63

    • SSDEEP

      98304:VFfwSfmCGtNAZz/PMjz2/VZPf9OBxu7KR9cJmnE/:nfwYG3AZDMPuvVOB07LJmnE/

    • Glupteba

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

    • Glupteba payload

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

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

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Execution

Command-Line Interface

1
T1059

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Disabling Security Tools

2
T1089

Modify Registry

4
T1112

Impair Defenses

1
T1562

Install Root Certificate

1
T1130

Discovery

Query Registry

1
T1012

Tasks