Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    299f3338a06ba9ca8476f007bb7562e557f57bae43068a686705ddb175aa6cb9

  • Size

    4.2MB

  • Sample

    240420-svrn6sbe84

  • MD5

    0bf71a4bf163ac42fa4626f15502f868

  • SHA1

    196ad1e452cca9757e8956c610784a64a483ce90

  • SHA256

    299f3338a06ba9ca8476f007bb7562e557f57bae43068a686705ddb175aa6cb9

  • SHA512

    6cfed9cf413687c2feafcab0902c9eac879aee2e4b374ff9292640e2d57c14f75b28d1e2ea42b3a88da8321db148bdf3117b3bbb859f3216b7f51f2b74886003

  • SSDEEP

    49152:ZKOdvREmi8iTwPpeYBnAu4QJI7RESGN2UNQnUyHdr+bW0USBgrsqhT/DWSjgq2SD:QOLEfT6eYBhfhWV+b2vbWNq2SbuhRu

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      299f3338a06ba9ca8476f007bb7562e557f57bae43068a686705ddb175aa6cb9

    • Size

      4.2MB

    • MD5

      0bf71a4bf163ac42fa4626f15502f868

    • SHA1

      196ad1e452cca9757e8956c610784a64a483ce90

    • SHA256

      299f3338a06ba9ca8476f007bb7562e557f57bae43068a686705ddb175aa6cb9

    • SHA512

      6cfed9cf413687c2feafcab0902c9eac879aee2e4b374ff9292640e2d57c14f75b28d1e2ea42b3a88da8321db148bdf3117b3bbb859f3216b7f51f2b74886003

    • SSDEEP

      49152:ZKOdvREmi8iTwPpeYBnAu4QJI7RESGN2UNQnUyHdr+bW0USBgrsqhT/DWSjgq2SD:QOLEfT6eYBhfhWV+b2vbWNq2SbuhRu

    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