glupteba | fb3a64a2c9458ef25645abbe09fa7655199da9162dbe5f9da47b8fde26087dea | 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

fb3a64a2c9458ef25645abbe09fa7655199da9162dbe5f9da47b8fde26087dea
Size

4.2MB
Sample

240423-wdx2eaad55
MD5

d37c670653c24d9d6906b0f4b6229708
SHA1

ed798a4d874c8104c2d3626297e5c8d24019e83b
SHA256

fb3a64a2c9458ef25645abbe09fa7655199da9162dbe5f9da47b8fde26087dea
SHA512

fc4d8294d778c4c111b41e89664b2ee4224cded856f65c839729f81c04f8200924a0d5a6a323e935bf91e26a6d887639ca2aa362c0999b23221b42130b4b917b
SSDEEP

98304:djZ0w3JCpg65gxtzIPECtbDHCGHQv1+jWp0itpTHKkwvKchVEkEQ:HoB5gcPNN+GC1+jc0itcvKKN

Score

10^/10

glupteba discovery dropper evasion loader persistence rootkit upx

Static task

static1

Behavioral task

behavioral1

Sample

fb3a64a2c9458ef25645abbe09fa7655199da9162dbe5f9da47b8fde26087dea.exe

Resource

win10v2004-20240412-en

glupteba discovery dropper evasion loader persistence rootkit upx

windows10-2004-x64

18 signatures

150 seconds

Behavioral task

behavioral2

Sample

fb3a64a2c9458ef25645abbe09fa7655199da9162dbe5f9da47b8fde26087dea.exe

Resource

win11-20240412-en

glupteba discovery dropper evasion loader persistence upx

windows11-21h2-x64

17 signatures

150 seconds

Malware Config

Targets

- Target
  
  fb3a64a2c9458ef25645abbe09fa7655199da9162dbe5f9da47b8fde26087dea
- Size
  
  4.2MB
- MD5
  
  d37c670653c24d9d6906b0f4b6229708
- SHA1
  
  ed798a4d874c8104c2d3626297e5c8d24019e83b
- SHA256
  
  fb3a64a2c9458ef25645abbe09fa7655199da9162dbe5f9da47b8fde26087dea
- SHA512
  
  fc4d8294d778c4c111b41e89664b2ee4224cded856f65c839729f81c04f8200924a0d5a6a323e935bf91e26a6d887639ca2aa362c0999b23221b42130b4b917b
- SSDEEP
  
  98304:djZ0w3JCpg65gxtzIPECtbDHCGHQv1+jWp0itpTHKkwvKchVEkEQ:HoB5gcPNN+GC1+jc0itcvKKN
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

gluptebadiscoverydropperevasionloaderpersistenceupx

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