Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    1a12b918994647e88b81a21bae6f12b12ff79f45a8c7ad9a51d71569a78c6f95

  • Size

    4.1MB

  • Sample

    240421-jyedksef59

  • MD5

    73eccbeedaa66662e0dbebd18fcf56dd

  • SHA1

    484338cf621572985fa7cd7ce6920f4793daf562

  • SHA256

    1a12b918994647e88b81a21bae6f12b12ff79f45a8c7ad9a51d71569a78c6f95

  • SHA512

    c83d0e3758f5d73e5789fbf504e965b85b5e6f10dd91ee5ca595fd43c15e44f75aa19e17dd902b030f8ffb332587201f26c44800a2742a3130095fbab25c2adb

  • SSDEEP

    98304:b4qWg+YQzLmftPjRs7JtBhUiZv1ggcXutB8ev+3Whzrl:bWg+YEmQ7rBhUiZtgg2AB8elhzrl

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      1a12b918994647e88b81a21bae6f12b12ff79f45a8c7ad9a51d71569a78c6f95

    • Size

      4.1MB

    • MD5

      73eccbeedaa66662e0dbebd18fcf56dd

    • SHA1

      484338cf621572985fa7cd7ce6920f4793daf562

    • SHA256

      1a12b918994647e88b81a21bae6f12b12ff79f45a8c7ad9a51d71569a78c6f95

    • SHA512

      c83d0e3758f5d73e5789fbf504e965b85b5e6f10dd91ee5ca595fd43c15e44f75aa19e17dd902b030f8ffb332587201f26c44800a2742a3130095fbab25c2adb

    • SSDEEP

      98304:b4qWg+YQzLmftPjRs7JtBhUiZv1ggcXutB8ev+3Whzrl:bWg+YEmQ7rBhUiZtgg2AB8elhzrl

    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