Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    4a36eb98e99da7a0e4c313470804e06654663881eda127e5e4a16b96e123be21

  • Size

    4.2MB

  • Sample

    240503-tf5sxsde48

  • MD5

    5c7b4c63b5473cbb68ce7321aefba401

  • SHA1

    9f159d2abe3d45f0ffff83ca716abbfba6fc61d1

  • SHA256

    4a36eb98e99da7a0e4c313470804e06654663881eda127e5e4a16b96e123be21

  • SHA512

    07a44a4cc749d001c36d389dd45c9e82db3fd8ead1fa23c39c4fddc194362cd15b595b000866b09b87b70a06878e0708bea0dc1bfd59f1e3d859d05851101d79

  • SSDEEP

    98304:MOu+A3mszPNCTWVPdqXkycsRVtgk/ku+B5RmG8:MnDmmPNAkycYTF8zI

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      4a36eb98e99da7a0e4c313470804e06654663881eda127e5e4a16b96e123be21

    • Size

      4.2MB

    • MD5

      5c7b4c63b5473cbb68ce7321aefba401

    • SHA1

      9f159d2abe3d45f0ffff83ca716abbfba6fc61d1

    • SHA256

      4a36eb98e99da7a0e4c313470804e06654663881eda127e5e4a16b96e123be21

    • SHA512

      07a44a4cc749d001c36d389dd45c9e82db3fd8ead1fa23c39c4fddc194362cd15b595b000866b09b87b70a06878e0708bea0dc1bfd59f1e3d859d05851101d79

    • SSDEEP

      98304:MOu+A3mszPNCTWVPdqXkycsRVtgk/ku+B5RmG8:MnDmmPNAkycYTF8zI

    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