Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

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General

  • Target

    bde4c0583bd27216b7f83854c667527e518bc135081385bb4523bdf6aa2650ff

  • Size

    4.1MB

  • Sample

    240517-x6x3jseh31

  • MD5

    71c9a2825c67c1d4b0f6a700d5b2731a

  • SHA1

    e33d21b7a9eff155116478013c3b26915fe0dbfb

  • SHA256

    bde4c0583bd27216b7f83854c667527e518bc135081385bb4523bdf6aa2650ff

  • SHA512

    29a3860cbf06d374348f8d6e7875cb91d49bf45205307a1e19792a357b0a2b743194385cc4b64ed0e6d155972ed52a55035ffba2ec3037965897fbe3fb132c26

  • SSDEEP

    98304:iZ3eWnmCP3Day+MGMrrH7Rp/OOmeNALbhxcJ3GFuqO9B+e2R0FJy:oufQJ+wrvRp/OL3LVxY3GFuq2BkwJy

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      bde4c0583bd27216b7f83854c667527e518bc135081385bb4523bdf6aa2650ff

    • Size

      4.1MB

    • MD5

      71c9a2825c67c1d4b0f6a700d5b2731a

    • SHA1

      e33d21b7a9eff155116478013c3b26915fe0dbfb

    • SHA256

      bde4c0583bd27216b7f83854c667527e518bc135081385bb4523bdf6aa2650ff

    • SHA512

      29a3860cbf06d374348f8d6e7875cb91d49bf45205307a1e19792a357b0a2b743194385cc4b64ed0e6d155972ed52a55035ffba2ec3037965897fbe3fb132c26

    • SSDEEP

      98304:iZ3eWnmCP3Day+MGMrrH7Rp/OOmeNALbhxcJ3GFuqO9B+e2R0FJy:oufQJ+wrvRp/OL3LVxY3GFuq2BkwJy

    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