Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    7bb35d4cc5f24e8f14c815677b7e891707f74659f709bca953ec7cc45837e18b

  • Size

    4.2MB

  • Sample

    240423-s3tthahe87

  • MD5

    3b21289e7d991757e43c0d2503cffebd

  • SHA1

    3ae286a17a74aa0254f050e70db90ea2ee5db66e

  • SHA256

    7bb35d4cc5f24e8f14c815677b7e891707f74659f709bca953ec7cc45837e18b

  • SHA512

    44da56e24b95e3e6558c5bee8c077df17e4b5b7996837d0f8cb97089fc677aad24d7749a72bfb11ad2d6e23364b850017795156d5140dbfbeef8457296f2fac6

  • SSDEEP

    98304:V+Gg6aXQ+/QyN9wV3/YhHbVpnwBVKjBiw+3St8KL5:2XQwQ89A3/Y5DnwBWu3Q8K1

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      7bb35d4cc5f24e8f14c815677b7e891707f74659f709bca953ec7cc45837e18b

    • Size

      4.2MB

    • MD5

      3b21289e7d991757e43c0d2503cffebd

    • SHA1

      3ae286a17a74aa0254f050e70db90ea2ee5db66e

    • SHA256

      7bb35d4cc5f24e8f14c815677b7e891707f74659f709bca953ec7cc45837e18b

    • SHA512

      44da56e24b95e3e6558c5bee8c077df17e4b5b7996837d0f8cb97089fc677aad24d7749a72bfb11ad2d6e23364b850017795156d5140dbfbeef8457296f2fac6

    • SSDEEP

      98304:V+Gg6aXQ+/QyN9wV3/YhHbVpnwBVKjBiw+3St8KL5:2XQwQ89A3/Y5DnwBWu3Q8K1

    Score
    10/10
    gluptebadropperevasionloaderupxdiscoverypersistencerootkit

    • 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