Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    281cb4b1f1eb4ac92d5e2f4e8c6e2bbac4eefe9fae30c6fd0dec6a027e68e517

  • Size

    4.1MB

  • Sample

    240518-kaqblsbf4y

  • MD5

    6eda20e70933326bf41ba9903d8d8933

  • SHA1

    3888cb5ddf8c004c230192b027eb17fbabcb71cf

  • SHA256

    281cb4b1f1eb4ac92d5e2f4e8c6e2bbac4eefe9fae30c6fd0dec6a027e68e517

  • SHA512

    e00ed9d954c00764a3271cf38a5300dffceb0f9b1606223ac2fb43a50eac94be761f42bb03cb7465ff4495d0518a6f00878bc89ba1000c64242795b740ca696e

  • SSDEEP

    98304:ocO3d23DP4WvcTQUVFyLidGODnX7vlp0fAiBu1UOo5GU75c1WMsxi:ocO3d2wQ4Q8FyLwnXJ+AxvtU75c1js0

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      281cb4b1f1eb4ac92d5e2f4e8c6e2bbac4eefe9fae30c6fd0dec6a027e68e517

    • Size

      4.1MB

    • MD5

      6eda20e70933326bf41ba9903d8d8933

    • SHA1

      3888cb5ddf8c004c230192b027eb17fbabcb71cf

    • SHA256

      281cb4b1f1eb4ac92d5e2f4e8c6e2bbac4eefe9fae30c6fd0dec6a027e68e517

    • SHA512

      e00ed9d954c00764a3271cf38a5300dffceb0f9b1606223ac2fb43a50eac94be761f42bb03cb7465ff4495d0518a6f00878bc89ba1000c64242795b740ca696e

    • SSDEEP

      98304:ocO3d23DP4WvcTQUVFyLidGODnX7vlp0fAiBu1UOo5GU75c1WMsxi:ocO3d2wQ4Q8FyLwnXJ+AxvtU75c1js0

    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