Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140

  • Size

    4.2MB

  • Sample

    240419-wnl2wscc2w

  • MD5

    08dc3333bd8bd2ff601a9d461a62ac69

  • SHA1

    4d29e94533c6b31b9d29aefc9fcc7de99e510aeb

  • SHA256

    df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140

  • SHA512

    19606962ed24e2046d8c1717f55ad10782f22d54bf609076adbc47dfe7de14588b9f44500730d4cb33af143e156a9644437d8728899a191143f5d7d0f206e631

  • SSDEEP

    98304:NBy5JAu+Hk0Et5Mgg8VWlfA2+5+VVv7Fm6fCG:GAu+ENnjVyYiVNw4j

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140

    • Size

      4.2MB

    • MD5

      08dc3333bd8bd2ff601a9d461a62ac69

    • SHA1

      4d29e94533c6b31b9d29aefc9fcc7de99e510aeb

    • SHA256

      df8b7d55111ef8311fe85ffac0fb5be0b404739985d56ffd93aaba3311f3e140

    • SHA512

      19606962ed24e2046d8c1717f55ad10782f22d54bf609076adbc47dfe7de14588b9f44500730d4cb33af143e156a9644437d8728899a191143f5d7d0f206e631

    • SSDEEP

      98304:NBy5JAu+Hk0Et5Mgg8VWlfA2+5+VVv7Fm6fCG:GAu+ENnjVyYiVNw4j

    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