Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    348d3eddfad8f776c09daa27f55b651906a27edb39429de161206b7709387fd0

  • Size

    4.2MB

  • Sample

    240419-yl1hlsef7t

  • MD5

    a10bcc6a85c9c95dc26a9f2ddac2a3d8

  • SHA1

    c31741a560b5e2997484e01caa69bfa55ca0ea62

  • SHA256

    348d3eddfad8f776c09daa27f55b651906a27edb39429de161206b7709387fd0

  • SHA512

    c9ec8459393d43e7bc48b9ee17ef33f8b441d3b27e2c56aa119be714a524c3fa97dac2ecb7395a95a40f16d7dc0c2b44f54748a5efeb58711a72106a3746a153

  • SSDEEP

    98304:J00QK3N3Jc8wpX9Ml+P+WnP01raAvqFLRTemOJzdkXGH:LpJcNpX++PyaASVpB6k+

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      348d3eddfad8f776c09daa27f55b651906a27edb39429de161206b7709387fd0

    • Size

      4.2MB

    • MD5

      a10bcc6a85c9c95dc26a9f2ddac2a3d8

    • SHA1

      c31741a560b5e2997484e01caa69bfa55ca0ea62

    • SHA256

      348d3eddfad8f776c09daa27f55b651906a27edb39429de161206b7709387fd0

    • SHA512

      c9ec8459393d43e7bc48b9ee17ef33f8b441d3b27e2c56aa119be714a524c3fa97dac2ecb7395a95a40f16d7dc0c2b44f54748a5efeb58711a72106a3746a153

    • SSDEEP

      98304:J00QK3N3Jc8wpX9Ml+P+WnP01raAvqFLRTemOJzdkXGH:LpJcNpX++PyaASVpB6k+

    Score
    10/10
    gluptebadiscoverydropperevasionloaderpersistencerootkitupx

    • 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 Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks