General

  • Target

    ea68c5846f0ce9e6b1fffe45d0265cdb2763767d3aa7f9d726eb350631dfbe50

  • Size

    3.8MB

  • Sample

    220520-2xwkksbbdp

  • MD5

    46ef84ad1967bf08f4f7c9333e9cb478

  • SHA1

    ad29ef66c1d810026620273a1f3bde534e4fef73

  • SHA256

    ea68c5846f0ce9e6b1fffe45d0265cdb2763767d3aa7f9d726eb350631dfbe50

  • SHA512

    5b79e318406a9f2bfece6f928eebfe605ab0c79c02387e1760a1106b33a8caeeaaa1550e4a2ced336f90af2c65d20b37ec3d42ef89f2ed950d3d76babc0089e8

Malware Config

Targets

    • Target

      ea68c5846f0ce9e6b1fffe45d0265cdb2763767d3aa7f9d726eb350631dfbe50

    • Size

      3.8MB

    • MD5

      46ef84ad1967bf08f4f7c9333e9cb478

    • SHA1

      ad29ef66c1d810026620273a1f3bde534e4fef73

    • SHA256

      ea68c5846f0ce9e6b1fffe45d0265cdb2763767d3aa7f9d726eb350631dfbe50

    • SHA512

      5b79e318406a9f2bfece6f928eebfe605ab0c79c02387e1760a1106b33a8caeeaaa1550e4a2ced336f90af2c65d20b37ec3d42ef89f2ed950d3d76babc0089e8

    • 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