glupteba | b4ed8237a175ea144f64b71dc85b0b3c042d9797a1b6e6a9b445e4cad34f0a9c | Triage

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Overview

overview

Static

static

1

cryptolaemus

windows10-2004-x64

cryptolaemus

windows11-21h2-x64

Sharing

General

Target

b4ed8237a175ea144f64b71dc85b0b3c042d9797a1b6e6a9b445e4cad34f0a9c
Size

4.2MB
Sample

240417-xwtmdacf4y
MD5

61d02b87cb3d952fc8d9ca51a0b8e751
SHA1

84a4a7bfb8f7e602caf373323026c3c5ffe6b8b3
SHA256

b4ed8237a175ea144f64b71dc85b0b3c042d9797a1b6e6a9b445e4cad34f0a9c
SHA512

cca8bde233d7de0f6f6326f52ef5ce1e1e8c16a0d5a17ff8f22ce5e31589ce5fe0e65d953c3ed2f285c6d80623df24d5b8c84483793ead6693a50e0728e5d483
SSDEEP

98304:G+HT2dFOlkJa7jNZC2ePu9ILkthheCYlOaq:/zMKBrC2kuA8hntB

Score

10^/10

glupteba discovery dropper evasion loader persistence rootkit upx

Static task

static1

Behavioral task

behavioral1

Sample

b4ed8237a175ea144f64b71dc85b0b3c042d9797a1b6e6a9b445e4cad34f0a9c.exe

Resource

win10v2004-20240412-en

glupteba discovery dropper evasion loader persistence rootkit upx

windows10-2004-x64

18 signatures

150 seconds

Behavioral task

behavioral2

Sample

b4ed8237a175ea144f64b71dc85b0b3c042d9797a1b6e6a9b445e4cad34f0a9c.exe

Resource

win11-20240412-en

glupteba dropper evasion loader upx

windows11-21h2-x64

6 signatures

150 seconds

Malware Config

Targets

- Target
  
  b4ed8237a175ea144f64b71dc85b0b3c042d9797a1b6e6a9b445e4cad34f0a9c
- Size
  
  4.2MB
- MD5
  
  61d02b87cb3d952fc8d9ca51a0b8e751
- SHA1
  
  84a4a7bfb8f7e602caf373323026c3c5ffe6b8b3
- SHA256
  
  b4ed8237a175ea144f64b71dc85b0b3c042d9797a1b6e6a9b445e4cad34f0a9c
- SHA512
  
  cca8bde233d7de0f6f6326f52ef5ce1e1e8c16a0d5a17ff8f22ce5e31589ce5fe0e65d953c3ed2f285c6d80623df24d5b8c84483793ead6693a50e0728e5d483
- SSDEEP
  
  98304:G+HT2dFOlkJa7jNZC2ePu9ILkthheCYlOaq:/zMKBrC2kuA8hntB
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

gluptebadropperevasionloaderupx

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