Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    5dcff5823af6d524f7de7cd6c9cb0444ee3b307beeceeb2086a8d1153de8bc41

  • Size

    4.1MB

  • Sample

    240517-xyjvysec7w

  • MD5

    fbd7181a889259e720e2d938b5d4d1ba

  • SHA1

    c2a4c02abad0ad2814ddbf461d2215335fd2fdfb

  • SHA256

    5dcff5823af6d524f7de7cd6c9cb0444ee3b307beeceeb2086a8d1153de8bc41

  • SHA512

    44b9ddec05e219cfb00ef4488eed58260900ddd53b1bf591326130164cc943b56da01282b2499df3f71315e8087650cf666c17e860235f2c400648ccc46da283

  • SSDEEP

    98304:KZ3eWnmCP3Day+MGMrrH7Rp/OOmeNALbhxcJ3GFuqO9B+e2R0FJ6:QufQJ+wrvRp/OL3LVxY3GFuq2BkwJ6

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      5dcff5823af6d524f7de7cd6c9cb0444ee3b307beeceeb2086a8d1153de8bc41

    • Size

      4.1MB

    • MD5

      fbd7181a889259e720e2d938b5d4d1ba

    • SHA1

      c2a4c02abad0ad2814ddbf461d2215335fd2fdfb

    • SHA256

      5dcff5823af6d524f7de7cd6c9cb0444ee3b307beeceeb2086a8d1153de8bc41

    • SHA512

      44b9ddec05e219cfb00ef4488eed58260900ddd53b1bf591326130164cc943b56da01282b2499df3f71315e8087650cf666c17e860235f2c400648ccc46da283

    • SSDEEP

      98304:KZ3eWnmCP3Day+MGMrrH7Rp/OOmeNALbhxcJ3GFuqO9B+e2R0FJ6:QufQJ+wrvRp/OL3LVxY3GFuq2BkwJ6

    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