glupteba | 8cb303dd91774b53ed766942f3e11f0c684da38bbeae23662fe0ddb1c85daf3c | Triage

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Overview

overview

Static

static

1

cryptolaemus

windows10-2004-x64

cryptolaemus

windows11-21h2-x64

Sharing

General

Target

8cb303dd91774b53ed766942f3e11f0c684da38bbeae23662fe0ddb1c85daf3c
Size

4.1MB
Sample

240429-fel3jaaf96
MD5

fb61c5853827c9f839a9fd09e1d2cd46
SHA1

cb0e2be50bcc5ab8af5ce66b437aec5b27a4f732
SHA256

8cb303dd91774b53ed766942f3e11f0c684da38bbeae23662fe0ddb1c85daf3c
SHA512

c5c3d51a4cffbd23667061a804d7776a46c838b14960c291d77488d6779577a210d521c8ac94f487174df942b4cf8a606dd022981a64ca5a1be65d5714b4571d
SSDEEP

98304:4mt2HMNzbl5vG6exEEj3um3jyNJdQ91UKr1D7kBRa7W:4mt2Hsbl5vMradQvtZvra

Score

10^/10

glupteba discovery dropper evasion loader persistence rootkit upx

Static task

static1

Behavioral task

behavioral1

Sample

8cb303dd91774b53ed766942f3e11f0c684da38bbeae23662fe0ddb1c85daf3c.exe

Resource

win10v2004-20240419-en

glupteba discovery dropper evasion loader persistence rootkit

windows10-2004-x64

16 signatures

150 seconds

Behavioral task

behavioral2

Sample

8cb303dd91774b53ed766942f3e11f0c684da38bbeae23662fe0ddb1c85daf3c.exe

Resource

win11-20240426-en

glupteba dropper evasion loader upx

windows11-21h2-x64

6 signatures

150 seconds

Malware Config

Targets

- Target
  
  8cb303dd91774b53ed766942f3e11f0c684da38bbeae23662fe0ddb1c85daf3c
- Size
  
  4.1MB
- MD5
  
  fb61c5853827c9f839a9fd09e1d2cd46
- SHA1
  
  cb0e2be50bcc5ab8af5ce66b437aec5b27a4f732
- SHA256
  
  8cb303dd91774b53ed766942f3e11f0c684da38bbeae23662fe0ddb1c85daf3c
- SHA512
  
  c5c3d51a4cffbd23667061a804d7776a46c838b14960c291d77488d6779577a210d521c8ac94f487174df942b4cf8a606dd022981a64ca5a1be65d5714b4571d
- SSDEEP
  
  98304:4mt2HMNzbl5vG6exEEj3um3jyNJdQ91UKr1D7kBRa7W:4mt2Hsbl5vMradQvtZvra
Score

10^/10

glupteba discovery dropper evasion loader persistence rootkit upx
- Glupteba
  Glupteba is a modular loader written in Golang with various components.
  loader dropper glupteba
- 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.
  rootkit evasion
- Drops file in System32 directory
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

Persistence

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Create or Modify System Process

Windows Service

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Create or Modify System Process

Windows Service

Scheduled Task/Job

Defense Evasion

Impair Defenses

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

gluptebadiscoverydropperevasionloaderpersistencerootkit

behavioral2

gluptebadropperevasionloaderupx

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