Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    8fb9bacf9c4f07ba22534c99b80203a3177dfd26b80fbce6d64030a98a70dd87

  • Size

    4.1MB

  • Sample

    240517-jhfayagc33

  • MD5

    9488a1add393c655e00741529f1a2c72

  • SHA1

    0c234c1dd855c39b8d2653d302d78c40e9f4a2f1

  • SHA256

    8fb9bacf9c4f07ba22534c99b80203a3177dfd26b80fbce6d64030a98a70dd87

  • SHA512

    c851274058ecf86037cbe7961b73c0402efc6c4cc84e24970bdcd94d39fc4fb0b39cb5ab600adc042759310f9529b73c6959ccc8114c9378923e735c29a2814f

  • SSDEEP

    98304:g0IUXroYDzElV89sdV2qHm3LaKbYXl7F29tEHWEXgelgSAZWSyDiLT:bIU7SlV8K2X2AhEHFgekcA

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      8fb9bacf9c4f07ba22534c99b80203a3177dfd26b80fbce6d64030a98a70dd87

    • Size

      4.1MB

    • MD5

      9488a1add393c655e00741529f1a2c72

    • SHA1

      0c234c1dd855c39b8d2653d302d78c40e9f4a2f1

    • SHA256

      8fb9bacf9c4f07ba22534c99b80203a3177dfd26b80fbce6d64030a98a70dd87

    • SHA512

      c851274058ecf86037cbe7961b73c0402efc6c4cc84e24970bdcd94d39fc4fb0b39cb5ab600adc042759310f9529b73c6959ccc8114c9378923e735c29a2814f

    • SSDEEP

      98304:g0IUXroYDzElV89sdV2qHm3LaKbYXl7F29tEHWEXgelgSAZWSyDiLT:bIU7SlV8K2X2AhEHFgekcA

    Score
    10/10
    gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

      loaderdropperglupteba

    • 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.

      rootkitevasion

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks