Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    86b718dc035f6a1e4f6d93a94ecc09e5249fcb758f1142b625efa19c81823837

  • Size

    4.1MB

  • Sample

    240517-hxg8eafb49

  • MD5

    22f1778a96692782c1d7f7f6f3cffa57

  • SHA1

    92afc8285831970b0ce8a09a9aee82e8831b3a9f

  • SHA256

    86b718dc035f6a1e4f6d93a94ecc09e5249fcb758f1142b625efa19c81823837

  • SHA512

    f47b1d614a4f2c9d868cefa828095d24e268bc15b395d3bd4346f7ab2260e7fdf3a227a18168cd930bf38eec22e22a32ab4912f9f971c4829557c6eb898ad9ec

  • SSDEEP

    98304:g0IUXroYDzElV89sdV2qHm3LaKbYXl7F29tEHWEXgelgSAZWSyDiLZ:bIU7SlV8K2X2AhEHFgekcW

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      86b718dc035f6a1e4f6d93a94ecc09e5249fcb758f1142b625efa19c81823837

    • Size

      4.1MB

    • MD5

      22f1778a96692782c1d7f7f6f3cffa57

    • SHA1

      92afc8285831970b0ce8a09a9aee82e8831b3a9f

    • SHA256

      86b718dc035f6a1e4f6d93a94ecc09e5249fcb758f1142b625efa19c81823837

    • SHA512

      f47b1d614a4f2c9d868cefa828095d24e268bc15b395d3bd4346f7ab2260e7fdf3a227a18168cd930bf38eec22e22a32ab4912f9f971c4829557c6eb898ad9ec

    • SSDEEP

      98304:g0IUXroYDzElV89sdV2qHm3LaKbYXl7F29tEHWEXgelgSAZWSyDiLZ:bIU7SlV8K2X2AhEHFgekcW

    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