Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    f43b71f2300cc8b558518fa0f5b3530ceb43a02e2d45bd91bde38441021215a4

  • Size

    4.1MB

  • Sample

    240517-h1g2tafc39

  • MD5

    b4081fad3c5b5cf75918c1442d454a86

  • SHA1

    d78dae667b58cf723dcb69c2870e4d5f684a96fe

  • SHA256

    f43b71f2300cc8b558518fa0f5b3530ceb43a02e2d45bd91bde38441021215a4

  • SHA512

    c218bc6e9d4fca4070fdf0263cf7942c77d5711c9ee58a0e4b362559ec6d7bda6492d64d9c495e5781d3469d3ba3e2340628ed3da4237a055083295b11795a0f

  • SSDEEP

    98304:Q0IUXroYDzElV89sdV2qHm3LaKbYXl7F29tEHWEXgelgSAZWSyDiL0:rIU7SlV8K2X2AhEHFgekcj

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      f43b71f2300cc8b558518fa0f5b3530ceb43a02e2d45bd91bde38441021215a4

    • Size

      4.1MB

    • MD5

      b4081fad3c5b5cf75918c1442d454a86

    • SHA1

      d78dae667b58cf723dcb69c2870e4d5f684a96fe

    • SHA256

      f43b71f2300cc8b558518fa0f5b3530ceb43a02e2d45bd91bde38441021215a4

    • SHA512

      c218bc6e9d4fca4070fdf0263cf7942c77d5711c9ee58a0e4b362559ec6d7bda6492d64d9c495e5781d3469d3ba3e2340628ed3da4237a055083295b11795a0f

    • SSDEEP

      98304:Q0IUXroYDzElV89sdV2qHm3LaKbYXl7F29tEHWEXgelgSAZWSyDiL0:rIU7SlV8K2X2AhEHFgekcj

    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