General

  • Target

    be5a403330e4ff0bf352935e78082408774685a93bf07b587460cdf1f5d08ef8

  • Size

    3.9MB

  • Sample

    220516-pywwhsbhg7

  • MD5

    a7536f97d342afa27ed93a07286f0822

  • SHA1

    954b90bedb1c8b2adcd9b9ae83f02834254334f5

  • SHA256

    be5a403330e4ff0bf352935e78082408774685a93bf07b587460cdf1f5d08ef8

  • SHA512

    7f1937e5f21d9411da79e179bac1361a27a8e28f34cb84209c09b5d62f1bc33a9acb9664e0696797bed396f3c29d976fc8362aec47625ff8a0961557e6e71eb9

Malware Config

Targets

    • Target

      be5a403330e4ff0bf352935e78082408774685a93bf07b587460cdf1f5d08ef8

    • Size

      3.9MB

    • MD5

      a7536f97d342afa27ed93a07286f0822

    • SHA1

      954b90bedb1c8b2adcd9b9ae83f02834254334f5

    • SHA256

      be5a403330e4ff0bf352935e78082408774685a93bf07b587460cdf1f5d08ef8

    • SHA512

      7f1937e5f21d9411da79e179bac1361a27a8e28f34cb84209c09b5d62f1bc33a9acb9664e0696797bed396f3c29d976fc8362aec47625ff8a0961557e6e71eb9

    • Glupteba

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

    • Glupteba Payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Windows security bypass

    • Executes dropped EXE

    • Modifies Windows Firewall

    • 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.

    • Modifies boot configuration data using bcdedit

    • Suspicious use of SetThreadContext

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

1
T1012

Tasks