Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    efec706388d1dfe6e4d5617918ae483c8aaee7042bce4f89f278a131c7c809d7

  • Size

    4.2MB

  • Sample

    240504-njs1msfd44

  • MD5

    0c996f11751dd05856910b982821d4c9

  • SHA1

    7641775438de2009918c43f5251c2abf9c57695c

  • SHA256

    efec706388d1dfe6e4d5617918ae483c8aaee7042bce4f89f278a131c7c809d7

  • SHA512

    fececf14519622ef0d6f9f9110be781ea345921f117ba8a844afadd29296ba520985c102a5bbb2be2492345f647a63dcf63ac1a055bcbd43350116e204eee177

  • SSDEEP

    98304:v3cPOagjlLvvlpDQlmkEcQj7VAyg5wMxEXna8l53ZXlfrGj+WY9G:P9aghtfVHgaMxMnLFZX1r3WmG

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      efec706388d1dfe6e4d5617918ae483c8aaee7042bce4f89f278a131c7c809d7

    • Size

      4.2MB

    • MD5

      0c996f11751dd05856910b982821d4c9

    • SHA1

      7641775438de2009918c43f5251c2abf9c57695c

    • SHA256

      efec706388d1dfe6e4d5617918ae483c8aaee7042bce4f89f278a131c7c809d7

    • SHA512

      fececf14519622ef0d6f9f9110be781ea345921f117ba8a844afadd29296ba520985c102a5bbb2be2492345f647a63dcf63ac1a055bcbd43350116e204eee177

    • SSDEEP

      98304:v3cPOagjlLvvlpDQlmkEcQj7VAyg5wMxEXna8l53ZXlfrGj+WY9G:P9aghtfVHgaMxMnLFZX1r3WmG

    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