glupteba | 75b91886511f07be7b131cc35c0a4a651da0d6396a495631f6ffe90cceb009be | Triage

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Overview

overview

Static

static

1

cryptolaemus

windows10-2004-x64

cryptolaemus

windows11-21h2-x64

Sharing

General

Target

75b91886511f07be7b131cc35c0a4a651da0d6396a495631f6ffe90cceb009be
Size

4.1MB
Sample

240328-t6nbkabf96
MD5

cdffc5c19903a042f7b45f50a69c4cdf
SHA1

8b3863564ab3d4996de05535cef6a52302706165
SHA256

75b91886511f07be7b131cc35c0a4a651da0d6396a495631f6ffe90cceb009be
SHA512

4ae4481dcd35e790c36745fe8c9c7b52a73438c592cdf8f2a84b4899c58f4365f05fc01a8fd4e8d8e57d1133ba15d98009390659cfce733508e92a1aea53d2e4
SSDEEP

98304:+GTNMYDj3iBHNoHffgF5PrwWJSfEGn3jJ6VZDlAo879KWP5CvHYi:5Ty87i5G/fgF5bJSfbTJQAn95xCfN

Score

10^/10

glupteba discovery dropper evasion loader persistence rootkit upx

Static task

static1

Behavioral task

behavioral1

Sample

75b91886511f07be7b131cc35c0a4a651da0d6396a495631f6ffe90cceb009be.exe

Resource

win10v2004-20240226-en

glupteba discovery dropper evasion loader persistence rootkit upx

windows10-2004-x64

18 signatures

150 seconds

Behavioral task

behavioral2

Sample

75b91886511f07be7b131cc35c0a4a651da0d6396a495631f6ffe90cceb009be.exe

Resource

win11-20240221-en

glupteba discovery dropper evasion loader persistence rootkit upx

windows11-21h2-x64

18 signatures

150 seconds

Malware Config

Targets

- Target
  
  75b91886511f07be7b131cc35c0a4a651da0d6396a495631f6ffe90cceb009be
- Size
  
  4.1MB
- MD5
  
  cdffc5c19903a042f7b45f50a69c4cdf
- SHA1
  
  8b3863564ab3d4996de05535cef6a52302706165
- SHA256
  
  75b91886511f07be7b131cc35c0a4a651da0d6396a495631f6ffe90cceb009be
- SHA512
  
  4ae4481dcd35e790c36745fe8c9c7b52a73438c592cdf8f2a84b4899c58f4365f05fc01a8fd4e8d8e57d1133ba15d98009390659cfce733508e92a1aea53d2e4
- SSDEEP
  
  98304:+GTNMYDj3iBHNoHffgF5PrwWJSfEGn3jJ6VZDlAo879KWP5CvHYi:5Ty87i5G/fgF5bJSfbTJQAn95xCfN
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

gluptebadiscoverydropperevasionloaderpersistencerootkitupx

behavioral2

gluptebadiscoverydropperevasionloaderpersistencerootkitupx

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