glupteba | 31b85a2487c54ef09ebe2da98c60f69d1fa8c3495c8faf1f1da75e0b48cbe188 | Triage

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Overview

overview

Static

static

1

cryptolaemus

windows10-2004-x64

cryptolaemus

windows11-21h2-x64

Sharing

General

Target

31b85a2487c54ef09ebe2da98c60f69d1fa8c3495c8faf1f1da75e0b48cbe188
Size

4.2MB
Sample

240425-pzdrbsag6x
MD5

cc717fe365bb3a5b4fe4c68e9e61fb5a
SHA1

1ee335bc2c1d3be1e3352037be3cbbdcd7a47fbe
SHA256

31b85a2487c54ef09ebe2da98c60f69d1fa8c3495c8faf1f1da75e0b48cbe188
SHA512

d47a956a9ec7f2f46d5e89755729bf5f2419d0823d574683839daf3f8bd0921c1f4cdabb216c177da1ea62fec9895d793614781be0cb4d143896690fe720e5e9
SSDEEP

98304:xlPNnLMcliXgk6mZUGEiVLqbbhuqLV4AlEjP7K:xlP9LMc0wkDbEiV0LVI2

Score

10^/10

glupteba discovery dropper evasion loader persistence rootkit upx

Static task

static1

Behavioral task

behavioral1

Sample

31b85a2487c54ef09ebe2da98c60f69d1fa8c3495c8faf1f1da75e0b48cbe188.exe

Resource

win10v2004-20240226-en

glupteba dropper evasion loader upx

windows10-2004-x64

10 signatures

150 seconds

Behavioral task

behavioral2

Sample

31b85a2487c54ef09ebe2da98c60f69d1fa8c3495c8faf1f1da75e0b48cbe188.exe

Resource

win11-20240412-en

glupteba discovery dropper evasion loader persistence rootkit upx

windows11-21h2-x64

19 signatures

150 seconds

Malware Config

Targets

- Target
  
  31b85a2487c54ef09ebe2da98c60f69d1fa8c3495c8faf1f1da75e0b48cbe188
- Size
  
  4.2MB
- MD5
  
  cc717fe365bb3a5b4fe4c68e9e61fb5a
- SHA1
  
  1ee335bc2c1d3be1e3352037be3cbbdcd7a47fbe
- SHA256
  
  31b85a2487c54ef09ebe2da98c60f69d1fa8c3495c8faf1f1da75e0b48cbe188
- SHA512
  
  d47a956a9ec7f2f46d5e89755729bf5f2419d0823d574683839daf3f8bd0921c1f4cdabb216c177da1ea62fec9895d793614781be0cb4d143896690fe720e5e9
- SSDEEP
  
  98304:xlPNnLMcliXgk6mZUGEiVLqbbhuqLV4AlEjP7K:xlP9LMc0wkDbEiV0LVI2
Score

10^/10

glupteba dropper evasion loader upx discovery persistence rootkit
- 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

gluptebadropperevasionloaderupx

behavioral2

gluptebadiscoverydropperevasionloaderpersistencerootkitupx

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