glupteba | 21cb1875f4071f277658fc6b8bd7b5dcc41b64a33bf8910822a048e9886a137e | Triage

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Reports

Overview

overview

Static

static

1

cryptolaemus

windows10-2004-x64

cryptolaemus

windows11-21h2-x64

Sharing

General

Target

21cb1875f4071f277658fc6b8bd7b5dcc41b64a33bf8910822a048e9886a137e
Size

4.2MB
Sample

240419-rceq8aeb78
MD5

5ad0fb4cba53537bd47e9b5fdc77cc62
SHA1

fde04bd35efc95772b636c5b271bc57b62347e09
SHA256

21cb1875f4071f277658fc6b8bd7b5dcc41b64a33bf8910822a048e9886a137e
SHA512

92bf0e5eb92395851a7f0eecdd3484dd053e391eb098b66ac8839f74851c9737f21c1d33e4d9f173b9fe963e7e4578228c91a9cbd56033d35fc3bf1703c84622
SSDEEP

98304:Du15A1GiNRFuKfVvdEh8/k6ld6teGU//blllQO5EUt0+BFZRUpdVYt:DaARFuKJWhQkavn//blllQdNaFDGXC

Score

10^/10

glupteba discovery dropper evasion loader persistence rootkit upx

Static task

static1

Behavioral task

behavioral1

Sample

21cb1875f4071f277658fc6b8bd7b5dcc41b64a33bf8910822a048e9886a137e.exe

Resource

win10v2004-20240412-en

glupteba discovery dropper evasion loader persistence rootkit upx

windows10-2004-x64

18 signatures

150 seconds

Behavioral task

behavioral2

Sample

21cb1875f4071f277658fc6b8bd7b5dcc41b64a33bf8910822a048e9886a137e.exe

Resource

win11-20240412-en

glupteba discovery dropper evasion loader persistence rootkit upx

windows11-21h2-x64

18 signatures

150 seconds

Malware Config

Targets

- Target
  
  21cb1875f4071f277658fc6b8bd7b5dcc41b64a33bf8910822a048e9886a137e
- Size
  
  4.2MB
- MD5
  
  5ad0fb4cba53537bd47e9b5fdc77cc62
- SHA1
  
  fde04bd35efc95772b636c5b271bc57b62347e09
- SHA256
  
  21cb1875f4071f277658fc6b8bd7b5dcc41b64a33bf8910822a048e9886a137e
- SHA512
  
  92bf0e5eb92395851a7f0eecdd3484dd053e391eb098b66ac8839f74851c9737f21c1d33e4d9f173b9fe963e7e4578228c91a9cbd56033d35fc3bf1703c84622
- SSDEEP
  
  98304:Du15A1GiNRFuKfVvdEh8/k6ld6teGU//blllQO5EUt0+BFZRUpdVYt:DaARFuKJWhQkavn//blllQdNaFDGXC
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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