Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    8e1f936011ae6d6bbde0c34e70438f751d721a4bc36a7914a9b90f320f6a2313

  • Size

    4.1MB

  • Sample

    240519-cebp1scf6z

  • MD5

    b1ace68c25b1140cad2c89d39476982f

  • SHA1

    8ace2e59d22a6023b636b0a98c2c381736024c8d

  • SHA256

    8e1f936011ae6d6bbde0c34e70438f751d721a4bc36a7914a9b90f320f6a2313

  • SHA512

    27fc3ef48f482503101c634c9a905fe023805274f222ad5f3ce9c38af6d00908810f0823010f07ef7d0dfeacf28ce504c649c3f77b84efe3b8b6e365c8c9afef

  • SSDEEP

    98304:crbgSYZm0VZ47d2LjXdY+WeqK35WW/TEhU3Gu22B:crcnZFqd2LRPP3hYhQZB

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      8e1f936011ae6d6bbde0c34e70438f751d721a4bc36a7914a9b90f320f6a2313

    • Size

      4.1MB

    • MD5

      b1ace68c25b1140cad2c89d39476982f

    • SHA1

      8ace2e59d22a6023b636b0a98c2c381736024c8d

    • SHA256

      8e1f936011ae6d6bbde0c34e70438f751d721a4bc36a7914a9b90f320f6a2313

    • SHA512

      27fc3ef48f482503101c634c9a905fe023805274f222ad5f3ce9c38af6d00908810f0823010f07ef7d0dfeacf28ce504c649c3f77b84efe3b8b6e365c8c9afef

    • SSDEEP

      98304:crbgSYZm0VZ47d2LjXdY+WeqK35WW/TEhU3Gu22B:crcnZFqd2LRPP3hYhQZB

    Score
    10/10
    gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

    • 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 Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

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

Command and Control

Exfiltration

Impact

Tasks