Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    d7ebf04231b14f7ea4edbab44d6096ececa27bd4d6b2fc80da68b656b0c4cf9e

  • Size

    4.1MB

  • Sample

    240519-nb5z8sfc33

  • MD5

    a3f749fce2a2b6ef0a2767ffeb8f0b69

  • SHA1

    79c912e540b5c9f9a74207d1f13fff40ddca5f73

  • SHA256

    d7ebf04231b14f7ea4edbab44d6096ececa27bd4d6b2fc80da68b656b0c4cf9e

  • SHA512

    2324c5bea22a06cb4dd4dfc9a716f463578d5b7e8787ccad254f51f7d63cea48ef7ea900cf8f1ac5fecd9bee5b7e57468b9354f7b5d2a2aec5aa8f26f5600723

  • SSDEEP

    98304:1H+PiUxpnK5pcCD6RLXH4DRMjOnEmJ5mWZ44js55cU5wvI2q:1H+PiSfw6Rz4ejOEAZ44S5J5ww2q

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      d7ebf04231b14f7ea4edbab44d6096ececa27bd4d6b2fc80da68b656b0c4cf9e

    • Size

      4.1MB

    • MD5

      a3f749fce2a2b6ef0a2767ffeb8f0b69

    • SHA1

      79c912e540b5c9f9a74207d1f13fff40ddca5f73

    • SHA256

      d7ebf04231b14f7ea4edbab44d6096ececa27bd4d6b2fc80da68b656b0c4cf9e

    • SHA512

      2324c5bea22a06cb4dd4dfc9a716f463578d5b7e8787ccad254f51f7d63cea48ef7ea900cf8f1ac5fecd9bee5b7e57468b9354f7b5d2a2aec5aa8f26f5600723

    • SSDEEP

      98304:1H+PiUxpnK5pcCD6RLXH4DRMjOnEmJ5mWZ44js55cU5wvI2q:1H+PiSfw6Rz4ejOEAZ44S5J5ww2q

    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