General

  • Target

    fa9a0672fd81e63b2970438e66c4f50450028f651356862b34bcc0015eb7d03b

  • Size

    4.1MB

  • Sample

    230201-g45rlsea5w

  • MD5

    c4bc58ea409dee51e4c1ef8de4402500

  • SHA1

    6d97fc495376afd885a4c80c746062fbce2f50f2

  • SHA256

    fa9a0672fd81e63b2970438e66c4f50450028f651356862b34bcc0015eb7d03b

  • SHA512

    be83d67d2da9cd095c15050e7242583f93dadfa3be9a97296edd97da934a5bb2a29675a3817f003bc25212557837b9266e44ff8fac042fcf1773b650029d89ef

  • SSDEEP

    98304:u3xVCXxo1Kmw3N5BZbayOSHcghKLze3Q26NR7:u3xVCXi1KmwdBT9XKXewNR

Malware Config

Targets

    • Target

      fa9a0672fd81e63b2970438e66c4f50450028f651356862b34bcc0015eb7d03b

    • Size

      4.1MB

    • MD5

      c4bc58ea409dee51e4c1ef8de4402500

    • SHA1

      6d97fc495376afd885a4c80c746062fbce2f50f2

    • SHA256

      fa9a0672fd81e63b2970438e66c4f50450028f651356862b34bcc0015eb7d03b

    • SHA512

      be83d67d2da9cd095c15050e7242583f93dadfa3be9a97296edd97da934a5bb2a29675a3817f003bc25212557837b9266e44ff8fac042fcf1773b650029d89ef

    • SSDEEP

      98304:u3xVCXxo1Kmw3N5BZbayOSHcghKLze3Q26NR7:u3xVCXi1KmwdBT9XKXewNR

    • Glupteba

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

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Executes dropped EXE

    • Modifies Windows Firewall

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Matrix ATT&CK v6

Execution

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

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

Command and Control

Web Service

1
T1102

Tasks