Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    bcf26e5c60b8fdc77e01dda0347e08fbb8d34b109b4a48c9469b8d68de491fde

  • Size

    4.1MB

  • Sample

    240427-ker11afd8w

  • MD5

    310e051c4e2781a3cd7bced24585ab6b

  • SHA1

    18bd6983988ecbcb6f9fe0e1f07e83e9e5337ac2

  • SHA256

    bcf26e5c60b8fdc77e01dda0347e08fbb8d34b109b4a48c9469b8d68de491fde

  • SHA512

    1a9a261d66a76b4363772c68a4d7a5cf7638c9eaac8bea3eef0d54407eb58a0e7029b8cf48dbb2b5e957bd7e7018c75a6e933c60f266a9bda82975b6a257c619

  • SSDEEP

    98304:hBrcvoQ3bpeAYFyI5s2iXAaDVcYvvxcUB482tlsgYA74q:hBQ8JjsJRJcupcUK8wlX7x

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkit

Malware Config

Targets

    • Target

      bcf26e5c60b8fdc77e01dda0347e08fbb8d34b109b4a48c9469b8d68de491fde

    • Size

      4.1MB

    • MD5

      310e051c4e2781a3cd7bced24585ab6b

    • SHA1

      18bd6983988ecbcb6f9fe0e1f07e83e9e5337ac2

    • SHA256

      bcf26e5c60b8fdc77e01dda0347e08fbb8d34b109b4a48c9469b8d68de491fde

    • SHA512

      1a9a261d66a76b4363772c68a4d7a5cf7638c9eaac8bea3eef0d54407eb58a0e7029b8cf48dbb2b5e957bd7e7018c75a6e933c60f266a9bda82975b6a257c619

    • SSDEEP

      98304:hBrcvoQ3bpeAYFyI5s2iXAaDVcYvvxcUB482tlsgYA74q:hBQ8JjsJRJcupcUK8wlX7x

    Score
    10/10
    gluptebadiscoverydropperevasionloaderpersistencerootkit

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

      loaderdropperglupteba

    • Glupteba payload

    • Modifies Windows Firewall

      evasion

    • Executes dropped EXE

    • 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