General

  • Target

    2e3b4087845c994550948889e3157e713ae0fe3790f0ac3be2eaf27053119d9d

  • Size

    4.2MB

  • Sample

    240426-3s54wsee89

  • MD5

    43d14a487bf9ffbb08facbb60e17fcfb

  • SHA1

    125b0f792461b2aab64450c15d8e5935b7dda1a4

  • SHA256

    2e3b4087845c994550948889e3157e713ae0fe3790f0ac3be2eaf27053119d9d

  • SHA512

    9a7e88785b74d7d87c2df7af9a7caf1b96c33d166a2f78ebe6002d97a3177ebce5da24453ffffbf64e3e5701bf33b0bb740eec0b50b344b85d7483d603db15b2

  • SSDEEP

    98304:QkAjdDPAeC2B02wyEqB4QU18FBwX92iJvUa6o386BoSeiwZU4mjQxQA:7uPAV2B0NRqB88FqJvA6j4GQN

Malware Config

Targets

    • Target

      2e3b4087845c994550948889e3157e713ae0fe3790f0ac3be2eaf27053119d9d

    • Size

      4.2MB

    • MD5

      43d14a487bf9ffbb08facbb60e17fcfb

    • SHA1

      125b0f792461b2aab64450c15d8e5935b7dda1a4

    • SHA256

      2e3b4087845c994550948889e3157e713ae0fe3790f0ac3be2eaf27053119d9d

    • SHA512

      9a7e88785b74d7d87c2df7af9a7caf1b96c33d166a2f78ebe6002d97a3177ebce5da24453ffffbf64e3e5701bf33b0bb740eec0b50b344b85d7483d603db15b2

    • SSDEEP

      98304:QkAjdDPAeC2B02wyEqB4QU18FBwX92iJvUa6o386BoSeiwZU4mjQxQA:7uPAV2B0NRqB88FqJvA6j4GQN

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • 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.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Tasks