glupteba | 9f3e433632b882821491b6f2de97697ef93be46c5db0db744c8497cfd7e0d3c6 | Triage

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Overview

overview

Static

static

1

cryptolaemus

windows10-2004-x64

cryptolaemus

windows11-21h2-x64

Sharing

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General

Target

9f3e433632b882821491b6f2de97697ef93be46c5db0db744c8497cfd7e0d3c6
Size

4.1MB
Sample

240404-yw3qqahb3x
MD5

def2512d58684af0621ef09c418f8af9
SHA1

43deed873a0df08cde791bc13b350d65d633eacd
SHA256

9f3e433632b882821491b6f2de97697ef93be46c5db0db744c8497cfd7e0d3c6
SHA512

915cab2abba1dae2f168e0c29cbb1a75373d8770f053c15ea321860e64bcebe8752e78905eb63b05c670a0cd2d9e0c7985fb39141e2ee0cc0995dbfc64cdbb63
SSDEEP

98304:bb/DMr9zhhA/6kdXfrYp8ia1yEQL2NpP26oG9WRoP1KuL:nwrNhhArfryXaXE2NpPVoG9WRMpL

Score

10^/10

glupteba discovery dropper evasion loader persistence rootkit upx

Static task

static1

Behavioral task

behavioral1

Sample

9f3e433632b882821491b6f2de97697ef93be46c5db0db744c8497cfd7e0d3c6.exe

Resource

win10v2004-20240226-en

glupteba dropper evasion loader

windows10-2004-x64

9 signatures

150 seconds

Behavioral task

behavioral2

Sample

9f3e433632b882821491b6f2de97697ef93be46c5db0db744c8497cfd7e0d3c6.exe

Resource

win11-20240221-en

glupteba discovery dropper evasion loader persistence rootkit upx

windows11-21h2-x64

18 signatures

150 seconds

Malware Config

Targets

- Target
  
  9f3e433632b882821491b6f2de97697ef93be46c5db0db744c8497cfd7e0d3c6
- Size
  
  4.1MB
- MD5
  
  def2512d58684af0621ef09c418f8af9
- SHA1
  
  43deed873a0df08cde791bc13b350d65d633eacd
- SHA256
  
  9f3e433632b882821491b6f2de97697ef93be46c5db0db744c8497cfd7e0d3c6
- SHA512
  
  915cab2abba1dae2f168e0c29cbb1a75373d8770f053c15ea321860e64bcebe8752e78905eb63b05c670a0cd2d9e0c7985fb39141e2ee0cc0995dbfc64cdbb63
- SSDEEP
  
  98304:bb/DMr9zhhA/6kdXfrYp8ia1yEQL2NpP26oG9WRoP1KuL:nwrNhhArfryXaXE2NpPVoG9WRMpL
Score

10^/10

glupteba dropper evasion loader discovery 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

gluptebadropperevasionloader

behavioral2

gluptebadiscoverydropperevasionloaderpersistencerootkitupx

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