glupteba | bc95e8eac4e63e9acbbfa9985f8199bd949a7504fc9372aeed3eebd29018e09e | Triage

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Overview

overview

Static

static

1

cryptolaemus

windows10-2004-x64

cryptolaemus

windows11-21h2-x64

Sharing

General

Target

bc95e8eac4e63e9acbbfa9985f8199bd949a7504fc9372aeed3eebd29018e09e
Size

4.2MB
Sample

240411-eswy8afb3w
MD5

436a1fb70bea35945745af874a7c434d
SHA1

b27ba686882d11d96faa27908d4355ca90588ea5
SHA256

bc95e8eac4e63e9acbbfa9985f8199bd949a7504fc9372aeed3eebd29018e09e
SHA512

77d4f5ff7ceb38cc33b298e40373460018473da3bf126066baa7428b1629d7874e6f8a86343dcb0ac3a70fffb278ec5486e0fc907f4cb5dc22b5a506eb037cfe
SSDEEP

98304:45lPBaWBrbylaZCxbWq17tgxAPYITosQNEMg2S6aC8AE4:GjBrYYebWqlbosQ6t6aC11

Score

10^/10

glupteba discovery dropper evasion loader persistence rootkit upx

Static task

static1

Behavioral task

behavioral1

Sample

bc95e8eac4e63e9acbbfa9985f8199bd949a7504fc9372aeed3eebd29018e09e.exe

Resource

win10v2004-20240226-en

glupteba discovery dropper evasion loader persistence rootkit upx

windows10-2004-x64

18 signatures

150 seconds

Behavioral task

behavioral2

Sample

bc95e8eac4e63e9acbbfa9985f8199bd949a7504fc9372aeed3eebd29018e09e.exe

Resource

win11-20240221-en

glupteba discovery dropper evasion loader persistence rootkit upx

windows11-21h2-x64

18 signatures

150 seconds

Malware Config

Targets

- Target
  
  bc95e8eac4e63e9acbbfa9985f8199bd949a7504fc9372aeed3eebd29018e09e
- Size
  
  4.2MB
- MD5
  
  436a1fb70bea35945745af874a7c434d
- SHA1
  
  b27ba686882d11d96faa27908d4355ca90588ea5
- SHA256
  
  bc95e8eac4e63e9acbbfa9985f8199bd949a7504fc9372aeed3eebd29018e09e
- SHA512
  
  77d4f5ff7ceb38cc33b298e40373460018473da3bf126066baa7428b1629d7874e6f8a86343dcb0ac3a70fffb278ec5486e0fc907f4cb5dc22b5a506eb037cfe
- SSDEEP
  
  98304:45lPBaWBrbylaZCxbWq17tgxAPYITosQNEMg2S6aC8AE4:GjBrYYebWqlbosQ6t6aC11
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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