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Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

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General

  • Target

    e4e11b3cbac45900c7df8dea5f8fe2ba7ff59f0b308e0b510e9a9db3dc57ba94

  • Size

    4.1MB

  • Sample

    240519-bxcvcsbc9v

  • MD5

    7292c71affd41e6a61b738a35c671ee7

  • SHA1

    4d09f11f969849d270a2eaf518da95849f7c0b6a

  • SHA256

    e4e11b3cbac45900c7df8dea5f8fe2ba7ff59f0b308e0b510e9a9db3dc57ba94

  • SHA512

    b9ae6346ce99132b9cdd50cc418d893ea6f966c5ed82ab5fa02664467d12d87f5831a6f3d932d19864b10c8568eea68bb77890b4b8e86c39da0287c3cf73557b

  • SSDEEP

    98304:Cf+oTi6061rsx4yGF2uQjPQS21lHMnsqkLrDDcuTdH2a0g7PFz:xos8riuQnYS21lsngzdH/0gd

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      e4e11b3cbac45900c7df8dea5f8fe2ba7ff59f0b308e0b510e9a9db3dc57ba94

    • Size

      4.1MB

    • MD5

      7292c71affd41e6a61b738a35c671ee7

    • SHA1

      4d09f11f969849d270a2eaf518da95849f7c0b6a

    • SHA256

      e4e11b3cbac45900c7df8dea5f8fe2ba7ff59f0b308e0b510e9a9db3dc57ba94

    • SHA512

      b9ae6346ce99132b9cdd50cc418d893ea6f966c5ed82ab5fa02664467d12d87f5831a6f3d932d19864b10c8568eea68bb77890b4b8e86c39da0287c3cf73557b

    • SSDEEP

      98304:Cf+oTi6061rsx4yGF2uQjPQS21lHMnsqkLrDDcuTdH2a0g7PFz:xos8riuQnYS21lsngzdH/0gd

    Score
    10/10
    gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

    • 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 Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

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

Command and Control

Exfiltration

Impact

Tasks