Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    bd1c82d538bea5017491505a80c3da20a47fe01e1d370fb4dfe3090e6ca94a78

  • Size

    4.1MB

  • Sample

    240427-kfb16seh46

  • MD5

    fa8c2fe214b3db2d099c18d279e1e4a2

  • SHA1

    219e1ed8d3ffa0bb2eb8321f491ed4a97fa89410

  • SHA256

    bd1c82d538bea5017491505a80c3da20a47fe01e1d370fb4dfe3090e6ca94a78

  • SHA512

    1a8ca5aaafd7b85717df39cf3d0b4ed215be12410d1c7c89d545825413bc790b20d55c58778c32750d9c9433a57b2e2cb7b7920a15cce197765bd958cc3ec95b

  • SSDEEP

    98304:5BrcvoQ3bpeAYFyI5s2iXAaDVcYvvxcUB482tlsgYA74y:5BQ8JjsJRJcupcUK8wlX7V

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      bd1c82d538bea5017491505a80c3da20a47fe01e1d370fb4dfe3090e6ca94a78

    • Size

      4.1MB

    • MD5

      fa8c2fe214b3db2d099c18d279e1e4a2

    • SHA1

      219e1ed8d3ffa0bb2eb8321f491ed4a97fa89410

    • SHA256

      bd1c82d538bea5017491505a80c3da20a47fe01e1d370fb4dfe3090e6ca94a78

    • SHA512

      1a8ca5aaafd7b85717df39cf3d0b4ed215be12410d1c7c89d545825413bc790b20d55c58778c32750d9c9433a57b2e2cb7b7920a15cce197765bd958cc3ec95b

    • SSDEEP

      98304:5BrcvoQ3bpeAYFyI5s2iXAaDVcYvvxcUB482tlsgYA74y:5BQ8JjsJRJcupcUK8wlX7V

    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