Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    fb71aaafa54ec10832800cd1d085286711e90986595767208b487618c81a384d

  • Size

    4.1MB

  • Sample

    240519-zc7q1agf37

  • MD5

    522ee444331e9a6e8e5b3397e635cb09

  • SHA1

    24dbdf3bf1a9c5febf3f4e2922f546d6a201eac9

  • SHA256

    fb71aaafa54ec10832800cd1d085286711e90986595767208b487618c81a384d

  • SHA512

    93262adf9d0b6772688aa007c3896e3c968abc4e1d66e9398b3d37997a1f36f31b18ba046fd592db07f28dca9161b22722120a296c40aaf9f01a4389e67932af

  • SSDEEP

    98304:b7sgfTqZm7fywQIpjGUn+cmloZHued8miXbTsPufBvNZ:bzgmDywQg+foZ8mw6S3

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      fb71aaafa54ec10832800cd1d085286711e90986595767208b487618c81a384d

    • Size

      4.1MB

    • MD5

      522ee444331e9a6e8e5b3397e635cb09

    • SHA1

      24dbdf3bf1a9c5febf3f4e2922f546d6a201eac9

    • SHA256

      fb71aaafa54ec10832800cd1d085286711e90986595767208b487618c81a384d

    • SHA512

      93262adf9d0b6772688aa007c3896e3c968abc4e1d66e9398b3d37997a1f36f31b18ba046fd592db07f28dca9161b22722120a296c40aaf9f01a4389e67932af

    • SSDEEP

      98304:b7sgfTqZm7fywQIpjGUn+cmloZHued8miXbTsPufBvNZ:bzgmDywQg+foZ8mw6S3

    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