Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    f7de7848143ba4f026b6081b63744081e75cc4300e0d90db6e99b9dbac5902cd

  • Size

    4.1MB

  • Sample

    240511-nnc5zseb91

  • MD5

    97228f28416c1a4f10ef95771f0e0b92

  • SHA1

    2674510bddd3102ac57ba0e83dc4b9f39d99af29

  • SHA256

    f7de7848143ba4f026b6081b63744081e75cc4300e0d90db6e99b9dbac5902cd

  • SHA512

    4a5aa9550f41903118070e7e8256194d5faeb834d4b0799490310285a0979f2e338a5a676670fc7b1a29a2b940e9fb228d98e2fff597d668732e097b8931fb40

  • SSDEEP

    98304:daldxVYbeltggr6p7qKtgoJu9O6Qxc6qPeInuZKahKn+3QU:yxq6ggrt/os9O/WxuFhK+AU

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      f7de7848143ba4f026b6081b63744081e75cc4300e0d90db6e99b9dbac5902cd

    • Size

      4.1MB

    • MD5

      97228f28416c1a4f10ef95771f0e0b92

    • SHA1

      2674510bddd3102ac57ba0e83dc4b9f39d99af29

    • SHA256

      f7de7848143ba4f026b6081b63744081e75cc4300e0d90db6e99b9dbac5902cd

    • SHA512

      4a5aa9550f41903118070e7e8256194d5faeb834d4b0799490310285a0979f2e338a5a676670fc7b1a29a2b940e9fb228d98e2fff597d668732e097b8931fb40

    • SSDEEP

      98304:daldxVYbeltggr6p7qKtgoJu9O6Qxc6qPeInuZKahKn+3QU:yxq6ggrt/os9O/WxuFhK+AU

    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 Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

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