Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    27fa2fd55937f927eacfc94f12fc165c3adbf57b549ec9d063b0ffcf6bf8daa9

  • Size

    4.1MB

  • Sample

    240518-sl6fzahe3y

  • MD5

    bf3d3db27d2fbeba30c96f1cecd11082

  • SHA1

    dd65e4b3b84a90eef38e5d5e112ede52ac9c6862

  • SHA256

    27fa2fd55937f927eacfc94f12fc165c3adbf57b549ec9d063b0ffcf6bf8daa9

  • SHA512

    d088d88ea98aaed4d317b2f646a2f42cdc82ba9868731d9a66b88ef2fafd5060d530a37e24b2e58cfb1919be83a1e35e96b13b410c92369b5b175bca1b34f7d4

  • SSDEEP

    98304:r3/aXnuKq8lIi6YuYM5DOP1Yy/qFVYXqnggvBm2Aw6XSjras4uEiZDLpDRiiTH:r3/aer8lIiPc9ySnggpxAJiIuBVpFiib

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      27fa2fd55937f927eacfc94f12fc165c3adbf57b549ec9d063b0ffcf6bf8daa9

    • Size

      4.1MB

    • MD5

      bf3d3db27d2fbeba30c96f1cecd11082

    • SHA1

      dd65e4b3b84a90eef38e5d5e112ede52ac9c6862

    • SHA256

      27fa2fd55937f927eacfc94f12fc165c3adbf57b549ec9d063b0ffcf6bf8daa9

    • SHA512

      d088d88ea98aaed4d317b2f646a2f42cdc82ba9868731d9a66b88ef2fafd5060d530a37e24b2e58cfb1919be83a1e35e96b13b410c92369b5b175bca1b34f7d4

    • SSDEEP

      98304:r3/aXnuKq8lIi6YuYM5DOP1Yy/qFVYXqnggvBm2Aw6XSjras4uEiZDLpDRiiTH:r3/aer8lIiPc9ySnggpxAJiIuBVpFiib

    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