Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    3688d5f82c867fe0bfcbcad12ae65b6de56e64117b83ded034ae798ef2b0f855

  • Size

    4.1MB

  • Sample

    240517-x5lywseg5s

  • MD5

    d4401e8b144c3160f0a550e49a8460ca

  • SHA1

    609d351075b6c2bff10cc8d329edd340585e8289

  • SHA256

    3688d5f82c867fe0bfcbcad12ae65b6de56e64117b83ded034ae798ef2b0f855

  • SHA512

    989c5fc914235df7861fd47d69ea61d976a1ce71d73a74cd73f3c5c5d1243bfa5bb598c07326b6719ec896a485a1b7446cabfa02d8c1663d2aa90c2665b54092

  • SSDEEP

    98304:KZ3eWnmCP3Day+MGMrrH7Rp/OOmeNALbhxcJ3GFuqO9B+e2R0FJU:QufQJ+wrvRp/OL3LVxY3GFuq2BkwJU

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      3688d5f82c867fe0bfcbcad12ae65b6de56e64117b83ded034ae798ef2b0f855

    • Size

      4.1MB

    • MD5

      d4401e8b144c3160f0a550e49a8460ca

    • SHA1

      609d351075b6c2bff10cc8d329edd340585e8289

    • SHA256

      3688d5f82c867fe0bfcbcad12ae65b6de56e64117b83ded034ae798ef2b0f855

    • SHA512

      989c5fc914235df7861fd47d69ea61d976a1ce71d73a74cd73f3c5c5d1243bfa5bb598c07326b6719ec896a485a1b7446cabfa02d8c1663d2aa90c2665b54092

    • SSDEEP

      98304:KZ3eWnmCP3Day+MGMrrH7Rp/OOmeNALbhxcJ3GFuqO9B+e2R0FJU:QufQJ+wrvRp/OL3LVxY3GFuq2BkwJU

    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