General

  • Target

    c3b1956078d866046d5adc72ca9a789bc927ad9ac5c78f7561ce1486bdf0268c

  • Size

    3.9MB

  • Sample

    220520-fcqmyadcej

  • MD5

    efe13634aff9b30cb883a896caf1fe5c

  • SHA1

    25156c407fa7232ead17306db29cb7595aa9e747

  • SHA256

    c3b1956078d866046d5adc72ca9a789bc927ad9ac5c78f7561ce1486bdf0268c

  • SHA512

    a92c01151664b717edf47849517dfe15653efe4acb207d20050c1196ff882a76cc3503606515126ccd2278206c1558ceb9b2906396ddc5bbb2fd1c1102a93646

Malware Config

Targets

    • Target

      c3b1956078d866046d5adc72ca9a789bc927ad9ac5c78f7561ce1486bdf0268c

    • Size

      3.9MB

    • MD5

      efe13634aff9b30cb883a896caf1fe5c

    • SHA1

      25156c407fa7232ead17306db29cb7595aa9e747

    • SHA256

      c3b1956078d866046d5adc72ca9a789bc927ad9ac5c78f7561ce1486bdf0268c

    • SHA512

      a92c01151664b717edf47849517dfe15653efe4acb207d20050c1196ff882a76cc3503606515126ccd2278206c1558ceb9b2906396ddc5bbb2fd1c1102a93646

    • 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

    • Drops file in System32 directory

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

4
T1112

Install Root Certificate

1
T1130

Discovery

Query Registry

1
T1012

Tasks