Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    92b8c5f8e9bbdb07b1d4609054ded0843b6c546814cb0c2c5adbe2e8c8334a70

  • Size

    4.1MB

  • Sample

    240511-rwg1paef57

  • MD5

    05ec8b0ca71b6361694c7f8f62cd9b67

  • SHA1

    43b25b8e89cba4d82386c3244c04380680f2d873

  • SHA256

    92b8c5f8e9bbdb07b1d4609054ded0843b6c546814cb0c2c5adbe2e8c8334a70

  • SHA512

    e69268d9a1603200683a1965a5d9dbcad3ea03bc5b6decdbc8c25a653c0763a53c11630bf5e8966ba4e2b969997389ba6626c0c87f60317875db3c8ba0c15cdd

  • SSDEEP

    98304:Fvk3KE87Zg8PM2ulELve/Kwh7mr5ruaseWQ6fvV7UOPIhnNP6XX:5v7Zg8025LGiRr5ruas3QSvFUzhnNgX

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      92b8c5f8e9bbdb07b1d4609054ded0843b6c546814cb0c2c5adbe2e8c8334a70

    • Size

      4.1MB

    • MD5

      05ec8b0ca71b6361694c7f8f62cd9b67

    • SHA1

      43b25b8e89cba4d82386c3244c04380680f2d873

    • SHA256

      92b8c5f8e9bbdb07b1d4609054ded0843b6c546814cb0c2c5adbe2e8c8334a70

    • SHA512

      e69268d9a1603200683a1965a5d9dbcad3ea03bc5b6decdbc8c25a653c0763a53c11630bf5e8966ba4e2b969997389ba6626c0c87f60317875db3c8ba0c15cdd

    • SSDEEP

      98304:Fvk3KE87Zg8PM2ulELve/Kwh7mr5ruaseWQ6fvV7UOPIhnNP6XX:5v7Zg8025LGiRr5ruas3QSvFUzhnNgX

    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