Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    e921a2a7337ed50eed7703c0139f9f9a3818af9b7306cdfa13fe25b10466ee6b

  • Size

    4.1MB

  • Sample

    240518-1sg1yshf7s

  • MD5

    dffb41ce8960091193a2da8fab3db087

  • SHA1

    6d0c50eb344282cbb703c5075f31f5eecaa3b171

  • SHA256

    e921a2a7337ed50eed7703c0139f9f9a3818af9b7306cdfa13fe25b10466ee6b

  • SHA512

    f08f9978ae412979e78e2cb54b52f296f6d77ea957ce125fcf44db02d4fd3c4069695532487eb6e490a715177bbb94cd420c43c0275eea282fbad25e1edd27b7

  • SSDEEP

    98304:BsVQ+hudF4keJeyEqK0evsENr9r54Wa5Cc1nHXivF:Bs5hioeyE6OsERj43nK

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      e921a2a7337ed50eed7703c0139f9f9a3818af9b7306cdfa13fe25b10466ee6b

    • Size

      4.1MB

    • MD5

      dffb41ce8960091193a2da8fab3db087

    • SHA1

      6d0c50eb344282cbb703c5075f31f5eecaa3b171

    • SHA256

      e921a2a7337ed50eed7703c0139f9f9a3818af9b7306cdfa13fe25b10466ee6b

    • SHA512

      f08f9978ae412979e78e2cb54b52f296f6d77ea957ce125fcf44db02d4fd3c4069695532487eb6e490a715177bbb94cd420c43c0275eea282fbad25e1edd27b7

    • SSDEEP

      98304:BsVQ+hudF4keJeyEqK0evsENr9r54Wa5Cc1nHXivF:Bs5hioeyE6OsERj43nK

    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