Overview

overview

10

Static

static

1

4252b7756f...84.exe

windows7-x64

10

4252b7756f...84.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4252b7756ffee5f8ccfcc2ec3b859a57b4cc7cdfe7933b64b2889966ce2d7184

  • Size

    4.1MB

  • Sample

    240515-z7tsmach25

  • MD5

    7ba4aa6ec265425a94c02c46f3abe8f4

  • SHA1

    457a942b084e8ba03470d424a72a22139df548c7

  • SHA256

    4252b7756ffee5f8ccfcc2ec3b859a57b4cc7cdfe7933b64b2889966ce2d7184

  • SHA512

    a31a0b836325089b0ab2ce9e69b29873dbf1a5fed291f9a59b6d0de64a2b294f46697f49b85a7e7cd9d66ace541819f8b05b8feb690d9fc0eb5ad3d5e3571cfd

  • SSDEEP

    98304:fM/EmSBi2U836aQ7T+NOHAd2U4SvMS0Qb1S3aNOYAF0BRB40OFsQ:fR5hU83ZQZH62N+Mm1SqPK0thQ

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkittrojanupx

Malware Config

Targets

    • Target

      4252b7756ffee5f8ccfcc2ec3b859a57b4cc7cdfe7933b64b2889966ce2d7184

    • Size

      4.1MB

    • MD5

      7ba4aa6ec265425a94c02c46f3abe8f4

    • SHA1

      457a942b084e8ba03470d424a72a22139df548c7

    • SHA256

      4252b7756ffee5f8ccfcc2ec3b859a57b4cc7cdfe7933b64b2889966ce2d7184

    • SHA512

      a31a0b836325089b0ab2ce9e69b29873dbf1a5fed291f9a59b6d0de64a2b294f46697f49b85a7e7cd9d66ace541819f8b05b8feb690d9fc0eb5ad3d5e3571cfd

    • SSDEEP

      98304:fM/EmSBi2U836aQ7T+NOHAd2U4SvMS0Qb1S3aNOYAF0BRB40OFsQ:fR5hU83ZQZH62N+Mm1SqPK0thQ

    Score
    10/10
    gluptebadiscoverydropperevasionloaderpersistencetrojanexecutionrootkitupx

    • 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

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

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