Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    b01f9aaf90ef31df41173f98f12f23dcda37f0f1f713169f18df01db428de8d7

  • Size

    4.2MB

  • Sample

    240425-h48zpsgg37

  • MD5

    13f0c4cfd4865359bd3654ed36216acd

  • SHA1

    8030770ed024d64039d1830ce2b07d0683cae717

  • SHA256

    b01f9aaf90ef31df41173f98f12f23dcda37f0f1f713169f18df01db428de8d7

  • SHA512

    37c568429e89e5829f62f665b91d33b61c09b1bc1fbefe62437b29cbc38713d7d722fcd3d13bd7380baba84a40d11be3f906dfda0b57c0384395917250f53cf5

  • SSDEEP

    98304:tPsj8nM8f9N7dpNQ5A13kFnblxOFQG3eoyMtxZT:BKe9pO6ublAFHdDtxR

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      b01f9aaf90ef31df41173f98f12f23dcda37f0f1f713169f18df01db428de8d7

    • Size

      4.2MB

    • MD5

      13f0c4cfd4865359bd3654ed36216acd

    • SHA1

      8030770ed024d64039d1830ce2b07d0683cae717

    • SHA256

      b01f9aaf90ef31df41173f98f12f23dcda37f0f1f713169f18df01db428de8d7

    • SHA512

      37c568429e89e5829f62f665b91d33b61c09b1bc1fbefe62437b29cbc38713d7d722fcd3d13bd7380baba84a40d11be3f906dfda0b57c0384395917250f53cf5

    • SSDEEP

      98304:tPsj8nM8f9N7dpNQ5A13kFnblxOFQG3eoyMtxZT:BKe9pO6ublAFHdDtxR

    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