Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    39b4aee988d51830f280b9494464ca407b165e30e64d1f1dbe18cd37ec01be77

  • Size

    4.1MB

  • Sample

    240516-s8v9hsbh2z

  • MD5

    eebd746a771e4a486df57e532c4ddbf3

  • SHA1

    d2584aad8fb704611b07e909039f683ae9880de8

  • SHA256

    39b4aee988d51830f280b9494464ca407b165e30e64d1f1dbe18cd37ec01be77

  • SHA512

    75f21ff3ebcf17313c1053161b7325235ed00157d52076e020693e992bccf4e7966464d79a42d1eff3e9781ea442ba56835bbdcfa056852633e1e51563a3eb6d

  • SSDEEP

    98304:k3tbwrB0kIuN3D8bfUXVQCwP9Kpl7QJG8rgohSw8D2z60ht59X1:kdQIuMQA9oQJ/gXDC

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      39b4aee988d51830f280b9494464ca407b165e30e64d1f1dbe18cd37ec01be77

    • Size

      4.1MB

    • MD5

      eebd746a771e4a486df57e532c4ddbf3

    • SHA1

      d2584aad8fb704611b07e909039f683ae9880de8

    • SHA256

      39b4aee988d51830f280b9494464ca407b165e30e64d1f1dbe18cd37ec01be77

    • SHA512

      75f21ff3ebcf17313c1053161b7325235ed00157d52076e020693e992bccf4e7966464d79a42d1eff3e9781ea442ba56835bbdcfa056852633e1e51563a3eb6d

    • SSDEEP

      98304:k3tbwrB0kIuN3D8bfUXVQCwP9Kpl7QJG8rgohSw8D2z60ht59X1:kdQIuMQA9oQJ/gXDC

    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