Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    0822ebcb95f3b3df8c8c9f84acbbaa453ce03390257de1e8f10164efa57d91fa

  • Size

    4.2MB

  • Sample

    240419-x5qxvadc84

  • MD5

    0865723cd92439d03cbc8f84d2f4adbd

  • SHA1

    9e6bc45a5748a51e2a835c64c7d1907e6122c533

  • SHA256

    0822ebcb95f3b3df8c8c9f84acbbaa453ce03390257de1e8f10164efa57d91fa

  • SHA512

    375bfc107cc7e0fa7df3b051fcb466edc79f9a38dd03e7dda2793bcfd53a6954dc27837e519b0cedd35981f2a91ffafcab2ba2de43015c59b9a24b84c01f5bdf

  • SSDEEP

    98304:rtwUIgr6Tu/hivXD0fl0IvZVjhgp1+mYFjvUcmYnimsjZaHe8:5w6rquKXDtU1Y2GYniVjUHB

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      0822ebcb95f3b3df8c8c9f84acbbaa453ce03390257de1e8f10164efa57d91fa

    • Size

      4.2MB

    • MD5

      0865723cd92439d03cbc8f84d2f4adbd

    • SHA1

      9e6bc45a5748a51e2a835c64c7d1907e6122c533

    • SHA256

      0822ebcb95f3b3df8c8c9f84acbbaa453ce03390257de1e8f10164efa57d91fa

    • SHA512

      375bfc107cc7e0fa7df3b051fcb466edc79f9a38dd03e7dda2793bcfd53a6954dc27837e519b0cedd35981f2a91ffafcab2ba2de43015c59b9a24b84c01f5bdf

    • SSDEEP

      98304:rtwUIgr6Tu/hivXD0fl0IvZVjhgp1+mYFjvUcmYnimsjZaHe8:5w6rquKXDtU1Y2GYniVjUHB

    Score
    10/10
    gluptebadropperevasionloaderdiscoverypersistencerootkitupx

    • 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