Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9

  • Size

    4.2MB

  • Sample

    240419-tja3qahd9y

  • MD5

    1b917a0c2a41b1bb2cefea3bdd1a1bc3

  • SHA1

    bc33438ebaf7f5f5a390454086a08a69ae953c80

  • SHA256

    6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9

  • SHA512

    4376e9d4bdd37e31fd47902620d04e978abebe939d5c2ebe76799cf458d273ab4a81d430ecaf2316c56eb5482157ec1f126e909469d4d748e9e1e44baca1e01a

  • SSDEEP

    98304:voZCtMNcIJm/Wi5iI7vKblq/qDx6472PxO1xv/KiJe9:v3OuIEug7vwUGt7S+nKH

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9

    • Size

      4.2MB

    • MD5

      1b917a0c2a41b1bb2cefea3bdd1a1bc3

    • SHA1

      bc33438ebaf7f5f5a390454086a08a69ae953c80

    • SHA256

      6d08365a6d47f26ed796288e0e68ba20b98d2d7605898bf7f6cce6d0a46492b9

    • SHA512

      4376e9d4bdd37e31fd47902620d04e978abebe939d5c2ebe76799cf458d273ab4a81d430ecaf2316c56eb5482157ec1f126e909469d4d748e9e1e44baca1e01a

    • SSDEEP

      98304:voZCtMNcIJm/Wi5iI7vKblq/qDx6472PxO1xv/KiJe9:v3OuIEug7vwUGt7S+nKH

    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