Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    9af88cfdb1a10ef65262363d34d063007ad9355306701632fce58861ed419219

  • Size

    4.2MB

  • Sample

    240420-sgw2qsbb86

  • MD5

    0896e07831d0a8e21202a1ea3f005adf

  • SHA1

    5b701dffaae64691915146f11267de6d33c4f312

  • SHA256

    9af88cfdb1a10ef65262363d34d063007ad9355306701632fce58861ed419219

  • SHA512

    8dbceaeb5b7da96a6e0fbe9a3f8ff6ea512cc6a72ee50cf797b7c6b93684fd643c7971e3d9349c145f26c8690314fe4f79eea117772d3e916ed262162685a4f8

  • SSDEEP

    49152:JKOdvREmi8iTwPpeYBnAu4QJI7RESGN2UNQnUyHdr+bW0USBgrsqhT/DWSjgq2Sl:AOLEfT6eYBhfhWV+b2vbWNq2SbuhRk

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      9af88cfdb1a10ef65262363d34d063007ad9355306701632fce58861ed419219

    • Size

      4.2MB

    • MD5

      0896e07831d0a8e21202a1ea3f005adf

    • SHA1

      5b701dffaae64691915146f11267de6d33c4f312

    • SHA256

      9af88cfdb1a10ef65262363d34d063007ad9355306701632fce58861ed419219

    • SHA512

      8dbceaeb5b7da96a6e0fbe9a3f8ff6ea512cc6a72ee50cf797b7c6b93684fd643c7971e3d9349c145f26c8690314fe4f79eea117772d3e916ed262162685a4f8

    • SSDEEP

      49152:JKOdvREmi8iTwPpeYBnAu4QJI7RESGN2UNQnUyHdr+bW0USBgrsqhT/DWSjgq2Sl:AOLEfT6eYBhfhWV+b2vbWNq2SbuhRk

    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