Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

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General

  • Target

    45e4443b1a5f5cadf1280d8e7f6dc0ecf453cd2e6c1463d92dac534d69afc739

  • Size

    4.1MB

  • Sample

    240517-1phs3sch39

  • MD5

    3fa7683b12e5363bfba20f6dbac26ab3

  • SHA1

    07c3bd19b5061d9e37f0696d9060953e6db2f7eb

  • SHA256

    45e4443b1a5f5cadf1280d8e7f6dc0ecf453cd2e6c1463d92dac534d69afc739

  • SHA512

    fb23e8fce9b7bd7f4c90170e1fe8eab64bc53f50ac8b190af3cc86bc73395a772af9aac614f54b5afdaa0291e7794e1cea75fc591f0bdb883fb48ef985ee5948

  • SSDEEP

    98304:d/1aS45wg9wCj95WS7Tld+z+RCAmv1nHALSIF:d/oSJg9H959pd0eCv1HALSe

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      45e4443b1a5f5cadf1280d8e7f6dc0ecf453cd2e6c1463d92dac534d69afc739

    • Size

      4.1MB

    • MD5

      3fa7683b12e5363bfba20f6dbac26ab3

    • SHA1

      07c3bd19b5061d9e37f0696d9060953e6db2f7eb

    • SHA256

      45e4443b1a5f5cadf1280d8e7f6dc0ecf453cd2e6c1463d92dac534d69afc739

    • SHA512

      fb23e8fce9b7bd7f4c90170e1fe8eab64bc53f50ac8b190af3cc86bc73395a772af9aac614f54b5afdaa0291e7794e1cea75fc591f0bdb883fb48ef985ee5948

    • SSDEEP

      98304:d/1aS45wg9wCj95WS7Tld+z+RCAmv1nHALSIF:d/oSJg9H959pd0eCv1HALSe

    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