Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    fc865f857818beabaa015df0ea579e62a18d8255fd7cb3f4628d943a6b4d7cd6

  • Size

    4.1MB

  • Sample

    240515-xy85vafh54

  • MD5

    e82d610b4e846700b0c1d86b2e01e7e9

  • SHA1

    0d4f660f4f0b138048ae361a39ebe4fbcf6400d9

  • SHA256

    fc865f857818beabaa015df0ea579e62a18d8255fd7cb3f4628d943a6b4d7cd6

  • SHA512

    73ce7eff23870064854b865e3395e7aac1042e2d54e459233ab59f7baa0f2a560eead88d4daf5e5fe4a9f061733b9fc128b262dfdf02df3c029d112e2a6b4c28

  • SSDEEP

    98304:nvKhyQu49tHH7DRYDff1lXFitQcJyMhd8Y1A:nv8u49ZH7eDfxu9yMsEA

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      fc865f857818beabaa015df0ea579e62a18d8255fd7cb3f4628d943a6b4d7cd6

    • Size

      4.1MB

    • MD5

      e82d610b4e846700b0c1d86b2e01e7e9

    • SHA1

      0d4f660f4f0b138048ae361a39ebe4fbcf6400d9

    • SHA256

      fc865f857818beabaa015df0ea579e62a18d8255fd7cb3f4628d943a6b4d7cd6

    • SHA512

      73ce7eff23870064854b865e3395e7aac1042e2d54e459233ab59f7baa0f2a560eead88d4daf5e5fe4a9f061733b9fc128b262dfdf02df3c029d112e2a6b4c28

    • SSDEEP

      98304:nvKhyQu49tHH7DRYDff1lXFitQcJyMhd8Y1A:nv8u49ZH7eDfxu9yMsEA

    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