Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    c0d8a1d1aa314bac024308c63cc779529ae083b4e71d25a7da2c6c8757e5cf37

  • Size

    4.2MB

  • Sample

    240420-zb6sbahg8z

  • MD5

    87916ba7d7b5f95c1007925488ffac52

  • SHA1

    c2abc932a51e7e34b456e2fdb1568d749fbafc8e

  • SHA256

    c0d8a1d1aa314bac024308c63cc779529ae083b4e71d25a7da2c6c8757e5cf37

  • SHA512

    8cdd68f5399ff8cf9cb194f0e5b1bfa3ce0dababa7195eaa83b9e74be90b53b474a73ae9f14299b7b2428a066f0fb769a4f6cc7261240ac966186f3c611ffb34

  • SSDEEP

    98304:jVFRqPMdPA984H0WMAw6acMgLNchhd+W2lPIIo31xn1vrLR/3Lzr:ZFYkS+E0uawLNQ+/9Bo7/7

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      c0d8a1d1aa314bac024308c63cc779529ae083b4e71d25a7da2c6c8757e5cf37

    • Size

      4.2MB

    • MD5

      87916ba7d7b5f95c1007925488ffac52

    • SHA1

      c2abc932a51e7e34b456e2fdb1568d749fbafc8e

    • SHA256

      c0d8a1d1aa314bac024308c63cc779529ae083b4e71d25a7da2c6c8757e5cf37

    • SHA512

      8cdd68f5399ff8cf9cb194f0e5b1bfa3ce0dababa7195eaa83b9e74be90b53b474a73ae9f14299b7b2428a066f0fb769a4f6cc7261240ac966186f3c611ffb34

    • SSDEEP

      98304:jVFRqPMdPA984H0WMAw6acMgLNchhd+W2lPIIo31xn1vrLR/3Lzr:ZFYkS+E0uawLNQ+/9Bo7/7

    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