glupteba | b27a303d6c162c5624d1b2bc527e5dd6b74954b9ba6f48074f0e88f5dcc59b81 | Triage

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Overview

overview

Static

static

1

cryptolaemus

windows10-2004-x64

cryptolaemus

windows11-21h2-x64

Sharing

General

Target

b27a303d6c162c5624d1b2bc527e5dd6b74954b9ba6f48074f0e88f5dcc59b81
Size

4.2MB
Sample

240420-1ek6fsba8x
MD5

5baacf7daa5badcc4797e877e7f0d261
SHA1

e7129048ed96fc80442039a227b62b6b80a5d2c6
SHA256

b27a303d6c162c5624d1b2bc527e5dd6b74954b9ba6f48074f0e88f5dcc59b81
SHA512

251ed23f92471c7bda58bdd7442cee003fcdbc6773f6c951194e0df4f4ecfcef4819c0d0c036e7c0c0bfc2cedcb7517ecbe7b106aa5a5ca42b2c35edd370c332
SSDEEP

98304:6B6TE4JDSTIitXqfSjBwF+v4rSSNjcdSqGUwT7RQU7ON:HTFmTI8qKjKFA4r+dAh7RQUA

Score

10^/10

glupteba discovery dropper evasion loader persistence rootkit upx

Static task

static1

Behavioral task

behavioral1

Sample

b27a303d6c162c5624d1b2bc527e5dd6b74954b9ba6f48074f0e88f5dcc59b81.exe

Resource

win10v2004-20240412-en

glupteba discovery dropper evasion loader persistence rootkit

windows10-2004-x64

16 signatures

150 seconds

Behavioral task

behavioral2

Sample

b27a303d6c162c5624d1b2bc527e5dd6b74954b9ba6f48074f0e88f5dcc59b81.exe

Resource

win11-20240412-en

glupteba discovery dropper evasion loader persistence rootkit upx

windows11-21h2-x64

18 signatures

150 seconds

Malware Config

Targets

- Target
  
  b27a303d6c162c5624d1b2bc527e5dd6b74954b9ba6f48074f0e88f5dcc59b81
- Size
  
  4.2MB
- MD5
  
  5baacf7daa5badcc4797e877e7f0d261
- SHA1
  
  e7129048ed96fc80442039a227b62b6b80a5d2c6
- SHA256
  
  b27a303d6c162c5624d1b2bc527e5dd6b74954b9ba6f48074f0e88f5dcc59b81
- SHA512
  
  251ed23f92471c7bda58bdd7442cee003fcdbc6773f6c951194e0df4f4ecfcef4819c0d0c036e7c0c0bfc2cedcb7517ecbe7b106aa5a5ca42b2c35edd370c332
- SSDEEP
  
  98304:6B6TE4JDSTIitXqfSjBwF+v4rSSNjcdSqGUwT7RQU7ON:HTFmTI8qKjKFA4r+dAh7RQUA
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

gluptebadiscoverydropperevasionloaderpersistencerootkitupx

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