Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    39feaf05bfe496374076c100495656839177e6e4c85080a8652842918c5b89f7

  • Size

    4.2MB

  • Sample

    240426-3lxtyaed69

  • MD5

    8f68eeec64d4a3d697f173d57fcc9e2a

  • SHA1

    cfd325dd54cc8daa235f9136522d5658f0cd7b4f

  • SHA256

    39feaf05bfe496374076c100495656839177e6e4c85080a8652842918c5b89f7

  • SHA512

    7aec38db621e178a98542d8034a06e7326a3c6e6ab8b37ee47d2b8f49d1ec3b49e9273cf1bf4652bd2350e9b55c21b87f774e2d152ba5386528b90eff9972883

  • SSDEEP

    98304:AkAjdDPAeC2B02wyEqB4QU18FBwX92iJvUa6o386BoSeiwZU4mjQxQJ:ruPAV2B0NRqB88FqJvA6j4GQo

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      39feaf05bfe496374076c100495656839177e6e4c85080a8652842918c5b89f7

    • Size

      4.2MB

    • MD5

      8f68eeec64d4a3d697f173d57fcc9e2a

    • SHA1

      cfd325dd54cc8daa235f9136522d5658f0cd7b4f

    • SHA256

      39feaf05bfe496374076c100495656839177e6e4c85080a8652842918c5b89f7

    • SHA512

      7aec38db621e178a98542d8034a06e7326a3c6e6ab8b37ee47d2b8f49d1ec3b49e9273cf1bf4652bd2350e9b55c21b87f774e2d152ba5386528b90eff9972883

    • SSDEEP

      98304:AkAjdDPAeC2B02wyEqB4QU18FBwX92iJvUa6o386BoSeiwZU4mjQxQJ:ruPAV2B0NRqB88FqJvA6j4GQo

    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