Overview

overview

10

Static

static

1

75a23c3e92...3a.exe

windows7-x64

10

75a23c3e92...3a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    75a23c3e927290e9976d57f5c5c9fff3da3ce909f06d09cdb23fceabfc8b8c3a

  • Size

    4.2MB

  • Sample

    240424-29jrjsbd7w

  • MD5

    5a35a67c7f6d3546d7bd89bbe9c97c2e

  • SHA1

    e08d11d0ab153ce9fc2be794574259d61f3d0df4

  • SHA256

    75a23c3e927290e9976d57f5c5c9fff3da3ce909f06d09cdb23fceabfc8b8c3a

  • SHA512

    b420d5ca86e1effdbe2b2593970c7c2f5c6e76b7679e4e416c5c21ffc0faedccc3872a8ceac3a44dc0f0a8ad04b7094a9b66966ddd01b1ed9e2a461c22926cc9

  • SSDEEP

    98304:5qdGPkkbrXdSMuO9HY5zkH9t6u095DfLzJg8Yl1VLoS:tbrX/ubObB9

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkittrojanupx

Malware Config

Targets

    • Target

      75a23c3e927290e9976d57f5c5c9fff3da3ce909f06d09cdb23fceabfc8b8c3a

    • Size

      4.2MB

    • MD5

      5a35a67c7f6d3546d7bd89bbe9c97c2e

    • SHA1

      e08d11d0ab153ce9fc2be794574259d61f3d0df4

    • SHA256

      75a23c3e927290e9976d57f5c5c9fff3da3ce909f06d09cdb23fceabfc8b8c3a

    • SHA512

      b420d5ca86e1effdbe2b2593970c7c2f5c6e76b7679e4e416c5c21ffc0faedccc3872a8ceac3a44dc0f0a8ad04b7094a9b66966ddd01b1ed9e2a461c22926cc9

    • SSDEEP

      98304:5qdGPkkbrXdSMuO9HY5zkH9t6u095DfLzJg8Yl1VLoS:tbrX/ubObB9

    Score
    10/10
    gluptebadiscoverydropperevasionloaderpersistencetrojanrootkitupx

    • Glupteba

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

      loaderdropperglupteba

    • Glupteba payload

    • Windows security bypass

      evasiontrojan

    • Detects Windows executables referencing non-Windows User-Agents

    • Detects executables Discord URL observed in first stage droppers

    • Detects executables containing URLs to raw contents of a Github gist

    • Detects executables containing artifacts associated with disabling Widnows Defender

    • Detects executables referencing many varying, potentially fake Windows User-Agents

    • UPX dump on OEP (original entry point)

    • Modifies Windows Firewall

      evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Windows security modification

      evasiontrojan

    • 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

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

3
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

2
T1562.001

Modify Registry

4
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks