Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61

  • Size

    4.2MB

  • Sample

    240419-rh4yasfc5v

  • MD5

    341d7e1f40f359c07e6775358c46baad

  • SHA1

    fd9e364afe24c4c43882f1ae3daf2f4e23a94655

  • SHA256

    d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61

  • SHA512

    9168969315459a78fa1e4e49f2f9cb7964502309eab08140e5fca9e0b2be9a5ed1491f4eed111a2f2a90597b164bb15348474b86122d10d9075f504bd6588cc7

  • SSDEEP

    98304:Lu15A1GiNRFuKfVvdEh8/k6ld6teGU//blllQO5EUt0+BFZRUpdVYK:LaARFuKJWhQkavn//blllQdNaFDGXt

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61

    • Size

      4.2MB

    • MD5

      341d7e1f40f359c07e6775358c46baad

    • SHA1

      fd9e364afe24c4c43882f1ae3daf2f4e23a94655

    • SHA256

      d763c822647e131d44e6277a120b57d1a62a8969759fed6f237c9c345ba41a61

    • SHA512

      9168969315459a78fa1e4e49f2f9cb7964502309eab08140e5fca9e0b2be9a5ed1491f4eed111a2f2a90597b164bb15348474b86122d10d9075f504bd6588cc7

    • SSDEEP

      98304:Lu15A1GiNRFuKfVvdEh8/k6ld6teGU//blllQO5EUt0+BFZRUpdVYK:LaARFuKJWhQkavn//blllQdNaFDGXt

    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