Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    335167cca0ec369057e1146ed6396a9dd002eb69936774a9d77f5a3060dd21c2

  • Size

    4.1MB

  • Sample

    240519-zhkhnagh78

  • MD5

    0258446e9cc82bd20999e1e8d701b831

  • SHA1

    beafc426eb72ae3f240541e9a30b11a48475bfe9

  • SHA256

    335167cca0ec369057e1146ed6396a9dd002eb69936774a9d77f5a3060dd21c2

  • SHA512

    84e026ece67db35297f1648c30920eb89b0e632981c794b63de3ddd4ae08e9d5dd49405b8d3df69218c88302e3b8a0933b7cd892dbf11f9b0a9fe410e58052c5

  • SSDEEP

    98304:b7sgfTqZm7fywQIpjGUn+cmloZHued8miXbTsPufBvNc:bzgmDywQg+foZ8mw6SO

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      335167cca0ec369057e1146ed6396a9dd002eb69936774a9d77f5a3060dd21c2

    • Size

      4.1MB

    • MD5

      0258446e9cc82bd20999e1e8d701b831

    • SHA1

      beafc426eb72ae3f240541e9a30b11a48475bfe9

    • SHA256

      335167cca0ec369057e1146ed6396a9dd002eb69936774a9d77f5a3060dd21c2

    • SHA512

      84e026ece67db35297f1648c30920eb89b0e632981c794b63de3ddd4ae08e9d5dd49405b8d3df69218c88302e3b8a0933b7cd892dbf11f9b0a9fe410e58052c5

    • SSDEEP

      98304:b7sgfTqZm7fywQIpjGUn+cmloZHued8miXbTsPufBvNc:bzgmDywQg+foZ8mw6SO

    Score
    10/10
    gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

    • Glupteba

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

      loaderdropperglupteba

    • Glupteba payload

    • Modifies Windows Firewall

      evasion

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • 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 Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

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

Command and Control

Exfiltration

Impact

Tasks