Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    a94d5b2f6f5350f766a1e7d6ebdc12da6d5f35de6ac9089bb1728550e2a4d6f1

  • Size

    4.1MB

  • Sample

    240517-qrjs2sag42

  • MD5

    e48cf825462ae46dfbb3aab60c452328

  • SHA1

    ad88128d759425091bf1d6594a5bfbdc1ef47283

  • SHA256

    a94d5b2f6f5350f766a1e7d6ebdc12da6d5f35de6ac9089bb1728550e2a4d6f1

  • SHA512

    d9db0087094bda4c8320d55d840bbe09027d2b34d83a2308e25db62eaa5f3d968eb99cecf919ef4311b23841d4d2a9ada662987afa60b23e9f2ffbbada095366

  • SSDEEP

    98304:EQJMl/iXMhTmfDhNRe9xfYVEx7xkD10HZd3scl3XzHAtmo0FC:/b8hTmbBIxHPR3rn3oKC

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      a94d5b2f6f5350f766a1e7d6ebdc12da6d5f35de6ac9089bb1728550e2a4d6f1

    • Size

      4.1MB

    • MD5

      e48cf825462ae46dfbb3aab60c452328

    • SHA1

      ad88128d759425091bf1d6594a5bfbdc1ef47283

    • SHA256

      a94d5b2f6f5350f766a1e7d6ebdc12da6d5f35de6ac9089bb1728550e2a4d6f1

    • SHA512

      d9db0087094bda4c8320d55d840bbe09027d2b34d83a2308e25db62eaa5f3d968eb99cecf919ef4311b23841d4d2a9ada662987afa60b23e9f2ffbbada095366

    • SSDEEP

      98304:EQJMl/iXMhTmfDhNRe9xfYVEx7xkD10HZd3scl3XzHAtmo0FC:/b8hTmbBIxHPR3rn3oKC

    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