Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    225d3470a778ccafe32bc3fc70e5f56668dc3ede3d892bcb0d579d1866bc9898

  • Size

    4.1MB

  • Sample

    240519-zexntagg34

  • MD5

    e2fd3f6c0c2dbc7067e3a4fd0431017a

  • SHA1

    7f47fcfab1f58d6edf17f85e90452a60cfae6a1f

  • SHA256

    225d3470a778ccafe32bc3fc70e5f56668dc3ede3d892bcb0d579d1866bc9898

  • SHA512

    6ababb4a85e2a4bfdcb9d6da2e68b1446ce8f0c0352ecd3911667b9ae2f23df619c654f683d0b765ca55b5409d8ebbf726f66d432af5b4901cbecb93a80deddd

  • SSDEEP

    98304:77sgfTqZm7fywQIpjGUn+cmloZHued8miXbTsPufBvNI:7zgmDywQg+foZ8mw6SO

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkit

Malware Config

Targets

    • Target

      225d3470a778ccafe32bc3fc70e5f56668dc3ede3d892bcb0d579d1866bc9898

    • Size

      4.1MB

    • MD5

      e2fd3f6c0c2dbc7067e3a4fd0431017a

    • SHA1

      7f47fcfab1f58d6edf17f85e90452a60cfae6a1f

    • SHA256

      225d3470a778ccafe32bc3fc70e5f56668dc3ede3d892bcb0d579d1866bc9898

    • SHA512

      6ababb4a85e2a4bfdcb9d6da2e68b1446ce8f0c0352ecd3911667b9ae2f23df619c654f683d0b765ca55b5409d8ebbf726f66d432af5b4901cbecb93a80deddd

    • SSDEEP

      98304:77sgfTqZm7fywQIpjGUn+cmloZHued8miXbTsPufBvNI:7zgmDywQg+foZ8mw6SO

    Score
    10/10
    gluptebadiscoverydropperevasionexecutionloaderpersistencerootkit

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

      loaderdropperglupteba

    • Glupteba payload

    • Modifies Windows Firewall

      evasion

    • Executes dropped EXE

    • 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

    • Legitimate hosting services abused for malware hosting/C2

    • 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

Web Service

1
T1102

Exfiltration

Impact

Tasks