Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    503893cdbeb0e8812d18ebd5d0a2226d02f7a6e5fc1cf637e9d83e520cf817d4

  • Size

    4.2MB

  • Sample

    240504-a3fb1ahb5v

  • MD5

    d7399c60e58d57993ea878f195f1cf7f

  • SHA1

    f858ef2ee5633463d87bcfa70657fdd275102560

  • SHA256

    503893cdbeb0e8812d18ebd5d0a2226d02f7a6e5fc1cf637e9d83e520cf817d4

  • SHA512

    841391670d84fd704839cee720be18e96cb9d73e567e172e2d9fd25c4a8344a92257c69b0f6118753a8d4c3c9fccca075d8adfd9607a7cf9a276e94a1bb8a21a

  • SSDEEP

    98304:ZjkS767mgfCql3JGv/ahl+SHfFvOcmDv82yK3QQoN3V/E5:ZIS769aql4v/ahlHt2c0v7pgQoc

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      503893cdbeb0e8812d18ebd5d0a2226d02f7a6e5fc1cf637e9d83e520cf817d4

    • Size

      4.2MB

    • MD5

      d7399c60e58d57993ea878f195f1cf7f

    • SHA1

      f858ef2ee5633463d87bcfa70657fdd275102560

    • SHA256

      503893cdbeb0e8812d18ebd5d0a2226d02f7a6e5fc1cf637e9d83e520cf817d4

    • SHA512

      841391670d84fd704839cee720be18e96cb9d73e567e172e2d9fd25c4a8344a92257c69b0f6118753a8d4c3c9fccca075d8adfd9607a7cf9a276e94a1bb8a21a

    • SSDEEP

      98304:ZjkS767mgfCql3JGv/ahl+SHfFvOcmDv82yK3QQoN3V/E5:ZIS769aql4v/ahlHt2c0v7pgQoc

    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