Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    d91387a8de986d00f0bca89d05caedcd1fbe29d4b1113e8246ac44379bc36c5c

  • Size

    4.2MB

  • Sample

    240420-kbge4ace28

  • MD5

    03473e486d365cd3dc340a0d1a25201b

  • SHA1

    ed7cf144630f13bcf70a8df7dd1a109a7b39006a

  • SHA256

    d91387a8de986d00f0bca89d05caedcd1fbe29d4b1113e8246ac44379bc36c5c

  • SHA512

    82c7547490959f556183d1d4df162e4eb143c7759b8ddbd4532a198125491315b7d63aba35bcbcb12c6d23a6eaf3ff6e6b5e74a48ea088a9fff77ea928fbc07b

  • SSDEEP

    98304:yS8Tc81AzKVcNOUNHF6RiNP154spKvDdhObEo7QvVY0ryRAf1Tp7OR/:jEcJzF4UNHqA/dsmoVS4YAf19o

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      d91387a8de986d00f0bca89d05caedcd1fbe29d4b1113e8246ac44379bc36c5c

    • Size

      4.2MB

    • MD5

      03473e486d365cd3dc340a0d1a25201b

    • SHA1

      ed7cf144630f13bcf70a8df7dd1a109a7b39006a

    • SHA256

      d91387a8de986d00f0bca89d05caedcd1fbe29d4b1113e8246ac44379bc36c5c

    • SHA512

      82c7547490959f556183d1d4df162e4eb143c7759b8ddbd4532a198125491315b7d63aba35bcbcb12c6d23a6eaf3ff6e6b5e74a48ea088a9fff77ea928fbc07b

    • SSDEEP

      98304:yS8Tc81AzKVcNOUNHF6RiNP154spKvDdhObEo7QvVY0ryRAf1Tp7OR/:jEcJzF4UNHqA/dsmoVS4YAf19o

    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