Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    7e6161437d1d90e878352f6a376f67a100778e423d3d60a205d7d790ab1b5c5a

  • Size

    4.1MB

  • Sample

    240424-3l949sbf75

  • MD5

    66fe6ba2bcd87127178723a0794fc2b0

  • SHA1

    9fc841f11cb27d9485e2368487817146ac48f660

  • SHA256

    7e6161437d1d90e878352f6a376f67a100778e423d3d60a205d7d790ab1b5c5a

  • SHA512

    a86591e7d2600e9c1b59a96fc073e97a8dd503fa1c7a0da73d99c7f3b5334222cbbca51d5c3b4b58b9ff5f6d736251343e006e864b9f0a91494c5bb48e6f215d

  • SSDEEP

    98304:toa4fp94xsJrGehkJ1DdBF0TJiDxdyor/vCKqVsh:tfupiUGtp01ObgS

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      7e6161437d1d90e878352f6a376f67a100778e423d3d60a205d7d790ab1b5c5a

    • Size

      4.1MB

    • MD5

      66fe6ba2bcd87127178723a0794fc2b0

    • SHA1

      9fc841f11cb27d9485e2368487817146ac48f660

    • SHA256

      7e6161437d1d90e878352f6a376f67a100778e423d3d60a205d7d790ab1b5c5a

    • SHA512

      a86591e7d2600e9c1b59a96fc073e97a8dd503fa1c7a0da73d99c7f3b5334222cbbca51d5c3b4b58b9ff5f6d736251343e006e864b9f0a91494c5bb48e6f215d

    • SSDEEP

      98304:toa4fp94xsJrGehkJ1DdBF0TJiDxdyor/vCKqVsh:tfupiUGtp01ObgS

    Score
    10/10
    gluptebadiscoverydropperevasionloaderpersistencerootkitupx

    • 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 Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks