glupteba | 4b1f7a21d63f7e7088eca3efb92986838b20fbd702ea041b5041f000f05eabaf | Triage

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Overview

overview

Static

static

1

cryptolaemus

windows10-2004-x64

cryptolaemus

windows11-21h2-x64

Sharing

General

Target

4b1f7a21d63f7e7088eca3efb92986838b20fbd702ea041b5041f000f05eabaf
Size

4.1MB
Sample

240519-1mqe5sbf3t
MD5

5d17844c9a1fcee8877929627b5602ff
SHA1

c5c43db67b05d6c3ba6ebec78e4d9068066cd308
SHA256

4b1f7a21d63f7e7088eca3efb92986838b20fbd702ea041b5041f000f05eabaf
SHA512

a315f1ea29f6f67809cf18fc519e8ea34d8a806fef94b5be1bb9f6fafd4eb078e5cc91873b953c46ae90831924e25849a92c39a1b5109f2eee92279f0e0b99c7
SSDEEP

98304:sX33DbWGkLHuFK+TwQmBC6reQ4TTNXYvI8KgvjrB0rs:sXPWAwQyCdJYw8Kggs

Score

10^/10

glupteba dropper evasion execution loader upx

Static task

static1

Behavioral task

behavioral1

Sample

4b1f7a21d63f7e7088eca3efb92986838b20fbd702ea041b5041f000f05eabaf.exe

Resource

win10v2004-20240426-en

glupteba dropper evasion execution loader upx

windows10-2004-x64

11 signatures

150 seconds

Behavioral task

behavioral2

Sample

4b1f7a21d63f7e7088eca3efb92986838b20fbd702ea041b5041f000f05eabaf.exe

Resource

win11-20240426-en

glupteba dropper evasion execution loader upx

windows11-21h2-x64

13 signatures

150 seconds

Malware Config

Targets

- Target
  
  4b1f7a21d63f7e7088eca3efb92986838b20fbd702ea041b5041f000f05eabaf
- Size
  
  4.1MB
- MD5
  
  5d17844c9a1fcee8877929627b5602ff
- SHA1
  
  c5c43db67b05d6c3ba6ebec78e4d9068066cd308
- SHA256
  
  4b1f7a21d63f7e7088eca3efb92986838b20fbd702ea041b5041f000f05eabaf
- SHA512
  
  a315f1ea29f6f67809cf18fc519e8ea34d8a806fef94b5be1bb9f6fafd4eb078e5cc91873b953c46ae90831924e25849a92c39a1b5109f2eee92279f0e0b99c7
- SSDEEP
  
  98304:sX33DbWGkLHuFK+TwQmBC6reQ4TTNXYvI8KgvjrB0rs:sXPWAwQyCdJYw8Kggs
Score

10^/10

glupteba dropper evasion execution loader upx
- Glupteba
  Glupteba is a modular loader written in Golang with various components.
  loader dropper glupteba
- Glupteba payload
- Modifies Windows Firewall
  evasion
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- Drops file in System32 directory
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

PowerShell

Scheduled Task/Job

Persistence

Create or Modify System Process

Windows Service

Scheduled Task/Job

Privilege Escalation

Create or Modify System Process

Windows Service

Scheduled Task/Job

Defense Evasion

Impair Defenses

Disable or Modify System Firewall

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

gluptebadropperevasionexecutionloaderupx

behavioral2

gluptebadropperevasionexecutionloaderupx

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