General

  • Target

    5046f97fc3092ae034997545b462784b4adc94b41f02fab2d54004020f62c71e

  • Size

    4.0MB

  • Sample

    230221-ahcqdada99

  • MD5

    4f58abba92b38d04d5065761d8b917a2

  • SHA1

    6fb3474ff736d265d749623e727968bcb3a579d4

  • SHA256

    5046f97fc3092ae034997545b462784b4adc94b41f02fab2d54004020f62c71e

  • SHA512

    e3cef60557d5057d43ff9b35a1898f6d847e2ffe4433234bfe664e60fa98613774a4485610ae1f804662cfcb4fd7dc2b5b0c22703e504671b919ce27b67161d5

  • SSDEEP

    49152:JwLeW63sqJsyS6O/jaqlKT6YKEn42BFFaCmkBBf2ieCRgzjhCGNY6OuKr0V9eaZX:auCM6x72BugzRgv2rP6eQJQ4x2RmF1B

Malware Config

Targets

    • Target

      5046f97fc3092ae034997545b462784b4adc94b41f02fab2d54004020f62c71e

    • Size

      4.0MB

    • MD5

      4f58abba92b38d04d5065761d8b917a2

    • SHA1

      6fb3474ff736d265d749623e727968bcb3a579d4

    • SHA256

      5046f97fc3092ae034997545b462784b4adc94b41f02fab2d54004020f62c71e

    • SHA512

      e3cef60557d5057d43ff9b35a1898f6d847e2ffe4433234bfe664e60fa98613774a4485610ae1f804662cfcb4fd7dc2b5b0c22703e504671b919ce27b67161d5

    • SSDEEP

      49152:JwLeW63sqJsyS6O/jaqlKT6YKEn42BFFaCmkBBf2ieCRgzjhCGNY6OuKr0V9eaZX:auCM6x72BugzRgv2rP6eQJQ4x2RmF1B

    • Glupteba

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

    • Glupteba payload

    • Windows security bypass

    • Modifies Windows Firewall

    • Executes dropped EXE

    • 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 WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

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

Disabling Security Tools

2
T1089

Modify Registry

3
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Tasks