Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    8645b78314010775af0bd7650d09b56ec5e0a25b51afe02ab9de5d64e50e2835

  • Size

    4.1MB

  • Sample

    240519-zjgs6aha46

  • MD5

    e6612aa039c40373139d622d400c5b75

  • SHA1

    bcb70d721ad4a37ff658b8541b3d078fbea82a53

  • SHA256

    8645b78314010775af0bd7650d09b56ec5e0a25b51afe02ab9de5d64e50e2835

  • SHA512

    51ff449a4303079f4ccedd62fb047d3b027d184b9faab7bbb5367c1a2b31aa60e51049d3bc648577675522eecc1997eeb04f3d2bbc1ac4d1153f6c67ab05001e

  • SSDEEP

    98304:b7sgfTqZm7fywQIpjGUn+cmloZHued8miXbTsPufBvNe:bzgmDywQg+foZ8mw6So

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      8645b78314010775af0bd7650d09b56ec5e0a25b51afe02ab9de5d64e50e2835

    • Size

      4.1MB

    • MD5

      e6612aa039c40373139d622d400c5b75

    • SHA1

      bcb70d721ad4a37ff658b8541b3d078fbea82a53

    • SHA256

      8645b78314010775af0bd7650d09b56ec5e0a25b51afe02ab9de5d64e50e2835

    • SHA512

      51ff449a4303079f4ccedd62fb047d3b027d184b9faab7bbb5367c1a2b31aa60e51049d3bc648577675522eecc1997eeb04f3d2bbc1ac4d1153f6c67ab05001e

    • SSDEEP

      98304:b7sgfTqZm7fywQIpjGUn+cmloZHued8miXbTsPufBvNe: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