Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    cdc7f9acf1e47518d2a77cc4d0b6d41c075733583412d2b8d5d786bcd7f56e82

  • Size

    4.2MB

  • Sample

    240419-hwj1lsbe55

  • MD5

    8ab8d8073604b65786e15774a4ec8dfd

  • SHA1

    868d142261068a9de28c0f4600e4f2ec99299cec

  • SHA256

    cdc7f9acf1e47518d2a77cc4d0b6d41c075733583412d2b8d5d786bcd7f56e82

  • SHA512

    e8ae3c69e5a212c942d8019b0d3fac552a28429d348029f8f976de60ab3a8bf0f111e120bf353cdbe9bce8c8fe316a4f1bd3b7ca8a3e4be477cdd709c6b9fff1

  • SSDEEP

    98304:HNkDk7Y2e9fhWY+LbgLFpBVAayCN/CB0J4dlv7S/k29jp/4y:Ok7LeNhW/+FpBVAa19Ce4dlv7wZ4y

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      cdc7f9acf1e47518d2a77cc4d0b6d41c075733583412d2b8d5d786bcd7f56e82

    • Size

      4.2MB

    • MD5

      8ab8d8073604b65786e15774a4ec8dfd

    • SHA1

      868d142261068a9de28c0f4600e4f2ec99299cec

    • SHA256

      cdc7f9acf1e47518d2a77cc4d0b6d41c075733583412d2b8d5d786bcd7f56e82

    • SHA512

      e8ae3c69e5a212c942d8019b0d3fac552a28429d348029f8f976de60ab3a8bf0f111e120bf353cdbe9bce8c8fe316a4f1bd3b7ca8a3e4be477cdd709c6b9fff1

    • SSDEEP

      98304:HNkDk7Y2e9fhWY+LbgLFpBVAayCN/CB0J4dlv7S/k29jp/4y:Ok7LeNhW/+FpBVAa19Ce4dlv7wZ4y

    Score
    10/10
    gluptebadiscoverydropperevasionloaderpersistencerootkitupx

    • 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 Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks