Overview

overview

10

Static

static

1

3b872c63ab...20.exe

windows7-x64

10

3b872c63ab...20.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3b872c63abf8bfc54f647416389cf11b7161224b8a8f7c9df1c6f7a3283f5520.exe

  • Size

    4.1MB

  • Sample

    240519-z4fftsac62

  • MD5

    3c600d96b15616b81003faf9eeb2d9fd

  • SHA1

    49d41dc0f76caa32a88d322d3d83848744190083

  • SHA256

    3b872c63abf8bfc54f647416389cf11b7161224b8a8f7c9df1c6f7a3283f5520

  • SHA512

    7e7adb53ff07ce21d3735d5fa7d2467da5e333f6fbfdf97f2529505b510cdf48d8acc084ccb148d80392aa3445e606c3578936c849c161b24b29a64b42771718

  • SSDEEP

    98304:wuOdAWE/bfbxbxBimum48oJjLrUZhWcgWy75MTps2CObMUZCzBS0:wuOpIddBi3V8Ojm7gWylM939Ct

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkittrojanupx

Malware Config

Targets

    • Target

      3b872c63abf8bfc54f647416389cf11b7161224b8a8f7c9df1c6f7a3283f5520.exe

    • Size

      4.1MB

    • MD5

      3c600d96b15616b81003faf9eeb2d9fd

    • SHA1

      49d41dc0f76caa32a88d322d3d83848744190083

    • SHA256

      3b872c63abf8bfc54f647416389cf11b7161224b8a8f7c9df1c6f7a3283f5520

    • SHA512

      7e7adb53ff07ce21d3735d5fa7d2467da5e333f6fbfdf97f2529505b510cdf48d8acc084ccb148d80392aa3445e606c3578936c849c161b24b29a64b42771718

    • SSDEEP

      98304:wuOdAWE/bfbxbxBimum48oJjLrUZhWcgWy75MTps2CObMUZCzBS0:wuOpIddBi3V8Ojm7gWylM939Ct

    Score
    10/10
    gluptebadiscoverydropperevasionloaderpersistencerootkittrojanupxexecution

    • Glupteba

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

      loaderdropperglupteba

    • Glupteba payload

    • Windows security bypass

      evasiontrojan

    • Modifies boot configuration data using bcdedit

    • Drops file in Drivers directory

    • Modifies Windows Firewall

      evasion

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

      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 WinMon driver.

      Roottkits write to WinMon to hide PIDs from being detected.

      rootkitevasion

    • 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

2
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

4
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