Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    9ff97f008d35ea853007245c29c9348e5d3972bc2de18bcf0c766d69fb77721a

  • Size

    4.1MB

  • Sample

    240421-j1qvdsef98

  • MD5

    175124863584c1ccf95a5832ceef6f04

  • SHA1

    a18a85193d0dd697e3ad84258b04798506248e31

  • SHA256

    9ff97f008d35ea853007245c29c9348e5d3972bc2de18bcf0c766d69fb77721a

  • SHA512

    777577860a4bcd180bf692d31c233cc5cd9dd88c5ef3e6621ada92729176c604a2638985e9b8413f31c9c39e0a7fb95429f54df28b73bdd9968b2efc4d308af2

  • SSDEEP

    98304:r4qWg+YQzLmftPjRs7JtBhUiZv1ggcXutB8ev+3Whzrq:rWg+YEmQ7rBhUiZtgg2AB8elhzrq

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      9ff97f008d35ea853007245c29c9348e5d3972bc2de18bcf0c766d69fb77721a

    • Size

      4.1MB

    • MD5

      175124863584c1ccf95a5832ceef6f04

    • SHA1

      a18a85193d0dd697e3ad84258b04798506248e31

    • SHA256

      9ff97f008d35ea853007245c29c9348e5d3972bc2de18bcf0c766d69fb77721a

    • SHA512

      777577860a4bcd180bf692d31c233cc5cd9dd88c5ef3e6621ada92729176c604a2638985e9b8413f31c9c39e0a7fb95429f54df28b73bdd9968b2efc4d308af2

    • SSDEEP

      98304:r4qWg+YQzLmftPjRs7JtBhUiZv1ggcXutB8ev+3Whzrq:rWg+YEmQ7rBhUiZtgg2AB8elhzrq

    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