Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    7f54c76d79940af03f00b3b9b537536ebd74d1f57b7c5da45f9a2ec0b6b3bea0

  • Size

    4.2MB

  • Sample

    240420-1dl2csae39

  • MD5

    4c86430e2a35691b0b38cce6cde9255d

  • SHA1

    bc6c21527c29c084b11c1088d80d51396f5eb8a8

  • SHA256

    7f54c76d79940af03f00b3b9b537536ebd74d1f57b7c5da45f9a2ec0b6b3bea0

  • SHA512

    cdad7e37bd3860e0a5a45f738950f831eb4a2376f3dfce979b67887f6d45321030a2a4b327f56d123434039bcbd018a1561823ce0423e4b96deba48823d38834

  • SSDEEP

    98304:SB6TE4JDSTIitXqfSjBwF+v4rSSNjcdSqGUwT7RQU7O+:PTFmTI8qKjKFA4r+dAh7RQUn

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      7f54c76d79940af03f00b3b9b537536ebd74d1f57b7c5da45f9a2ec0b6b3bea0

    • Size

      4.2MB

    • MD5

      4c86430e2a35691b0b38cce6cde9255d

    • SHA1

      bc6c21527c29c084b11c1088d80d51396f5eb8a8

    • SHA256

      7f54c76d79940af03f00b3b9b537536ebd74d1f57b7c5da45f9a2ec0b6b3bea0

    • SHA512

      cdad7e37bd3860e0a5a45f738950f831eb4a2376f3dfce979b67887f6d45321030a2a4b327f56d123434039bcbd018a1561823ce0423e4b96deba48823d38834

    • SSDEEP

      98304:SB6TE4JDSTIitXqfSjBwF+v4rSSNjcdSqGUwT7RQU7O+:PTFmTI8qKjKFA4r+dAh7RQUn

    Score
    10/10
    gluptebadiscoverydropperevasionloaderpersistencerootkitupx

    • 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 Matrix ATT&CK v13

Initial Access

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

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks