Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    941e5cdf351cdf1b73763e23f229ab3266553ba3b3e490886bd62e0fea4c2431

  • Size

    4.1MB

  • Sample

    240519-rfycqsbb84

  • MD5

    73938263e958c44355f8200f83e1f0ce

  • SHA1

    7b91f4bb8e230c33ac00fb47af50a04afc4a028f

  • SHA256

    941e5cdf351cdf1b73763e23f229ab3266553ba3b3e490886bd62e0fea4c2431

  • SHA512

    a1ff1a0c46544b59df31235deb311c20999a7f7257a44766de8f0460d4e3f9e926fdf6c5ff43b2b152bbf3cc60c10780752831d35a27229940c05baad333f2bf

  • SSDEEP

    98304:IuOdAWE/bfbxbxBimum48oJjLrUZhWcgWy75MTps2CObMUZCzBSf:IuOpIddBi3V8Ojm7gWylM939CK

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      941e5cdf351cdf1b73763e23f229ab3266553ba3b3e490886bd62e0fea4c2431

    • Size

      4.1MB

    • MD5

      73938263e958c44355f8200f83e1f0ce

    • SHA1

      7b91f4bb8e230c33ac00fb47af50a04afc4a028f

    • SHA256

      941e5cdf351cdf1b73763e23f229ab3266553ba3b3e490886bd62e0fea4c2431

    • SHA512

      a1ff1a0c46544b59df31235deb311c20999a7f7257a44766de8f0460d4e3f9e926fdf6c5ff43b2b152bbf3cc60c10780752831d35a27229940c05baad333f2bf

    • SSDEEP

      98304:IuOdAWE/bfbxbxBimum48oJjLrUZhWcgWy75MTps2CObMUZCzBSf:IuOpIddBi3V8Ojm7gWylM939CK

    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