Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    44bf3812e1f1c604ece8a552b83a1b5a3bfef90085cc6f6eb41f662ef283e7d3

  • Size

    4.1MB

  • Sample

    240516-l1mtvaff38

  • MD5

    3e77ebc9f0ffd88fc29f1d54b2ea707b

  • SHA1

    14c19b1dfa8bf6b9cad19d5baf4538f32c7a1cf3

  • SHA256

    44bf3812e1f1c604ece8a552b83a1b5a3bfef90085cc6f6eb41f662ef283e7d3

  • SHA512

    6ef17d4217e58e197ab634b01ac8cf947988470a6a131db03fe64cce7fa23a3f353c4377b86f058e933dd033e3fb4e23416c9c4cfe6032b2d5e0b5ec9e5b31dd

  • SSDEEP

    98304:VH49zrfgobu9aDMWAg4dPDb/NQHvakIF/A8L3rqLZk5t2qZ3qL2LAZ5n:8r7OagDbOPW/F2k5tRZaLrJ

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      44bf3812e1f1c604ece8a552b83a1b5a3bfef90085cc6f6eb41f662ef283e7d3

    • Size

      4.1MB

    • MD5

      3e77ebc9f0ffd88fc29f1d54b2ea707b

    • SHA1

      14c19b1dfa8bf6b9cad19d5baf4538f32c7a1cf3

    • SHA256

      44bf3812e1f1c604ece8a552b83a1b5a3bfef90085cc6f6eb41f662ef283e7d3

    • SHA512

      6ef17d4217e58e197ab634b01ac8cf947988470a6a131db03fe64cce7fa23a3f353c4377b86f058e933dd033e3fb4e23416c9c4cfe6032b2d5e0b5ec9e5b31dd

    • SSDEEP

      98304:VH49zrfgobu9aDMWAg4dPDb/NQHvakIF/A8L3rqLZk5t2qZ3qL2LAZ5n:8r7OagDbOPW/F2k5tRZaLrJ

    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