Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    229db87597a16c7238315e0c1de6aa0ff049ef82169233d3d1d5da4735747a29

  • Size

    4.2MB

  • Sample

    240420-gfd9raaf5t

  • MD5

    b68152810acfee466819a45215d71cb8

  • SHA1

    acef89da6d78f455a9f1a685f0ada865a2ea7973

  • SHA256

    229db87597a16c7238315e0c1de6aa0ff049ef82169233d3d1d5da4735747a29

  • SHA512

    ffc2992c964aa587d9133243bca22974fed45bacfe5ddb8b96efee40fd45f0bafc7be7e771ab44681a9887ee978cef840215516b95f995b78383a461d72f504f

  • SSDEEP

    98304:tLQYZG/dgZ86BiJBiuHE0xNIsAKMiZ9poPnhJgyiGx:tf8gKxTxapLMoPnzgW

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      229db87597a16c7238315e0c1de6aa0ff049ef82169233d3d1d5da4735747a29

    • Size

      4.2MB

    • MD5

      b68152810acfee466819a45215d71cb8

    • SHA1

      acef89da6d78f455a9f1a685f0ada865a2ea7973

    • SHA256

      229db87597a16c7238315e0c1de6aa0ff049ef82169233d3d1d5da4735747a29

    • SHA512

      ffc2992c964aa587d9133243bca22974fed45bacfe5ddb8b96efee40fd45f0bafc7be7e771ab44681a9887ee978cef840215516b95f995b78383a461d72f504f

    • SSDEEP

      98304:tLQYZG/dgZ86BiJBiuHE0xNIsAKMiZ9poPnhJgyiGx:tf8gKxTxapLMoPnzgW

    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