Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    b5496bcbd61573b6012b147118d0b0516c45fbdc32aa00f6bba4967d1ab23c2d

  • Size

    4.1MB

  • Sample

    240519-ze7tsagg47

  • MD5

    982a5a090ff439f08509d4e1f27262a3

  • SHA1

    5ac4e3f7d87fc63697f8f0d13d74194d1d3f985a

  • SHA256

    b5496bcbd61573b6012b147118d0b0516c45fbdc32aa00f6bba4967d1ab23c2d

  • SHA512

    32f6d0fc930ddb7b366e52370762cd302f39d2d94220be8f9ae98bef55ee6b657665798cc65bb01c38ab12fc6f3cbb1862a5f1e2e3d23ee08df623eabc8d8a99

  • SSDEEP

    98304:77sgfTqZm7fywQIpjGUn+cmloZHued8miXbTsPufBvNx:7zgmDywQg+foZ8mw6SX

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkit

Malware Config

Targets

    • Target

      b5496bcbd61573b6012b147118d0b0516c45fbdc32aa00f6bba4967d1ab23c2d

    • Size

      4.1MB

    • MD5

      982a5a090ff439f08509d4e1f27262a3

    • SHA1

      5ac4e3f7d87fc63697f8f0d13d74194d1d3f985a

    • SHA256

      b5496bcbd61573b6012b147118d0b0516c45fbdc32aa00f6bba4967d1ab23c2d

    • SHA512

      32f6d0fc930ddb7b366e52370762cd302f39d2d94220be8f9ae98bef55ee6b657665798cc65bb01c38ab12fc6f3cbb1862a5f1e2e3d23ee08df623eabc8d8a99

    • SSDEEP

      98304:77sgfTqZm7fywQIpjGUn+cmloZHued8miXbTsPufBvNx:7zgmDywQg+foZ8mw6SX

    Score
    10/10
    gluptebadiscoverydropperevasionexecutionloaderpersistencerootkit

    • Glupteba

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

      loaderdropperglupteba

    • Glupteba payload

    • Modifies Windows Firewall

      evasion

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Manipulates WinMonFS driver.

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

      rootkitevasion

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

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

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks