Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    06fcd67bc1083ded90f78f9267832a7e377528ec21c9ddb4ced842011729a5f8

  • Size

    4.2MB

  • Sample

    240419-e1ckjsgf59

  • MD5

    e6e05386bae59df6d3a45a05fccee8b4

  • SHA1

    c088edb925bf6f0b6f9c903687e4bd02ba65e6d7

  • SHA256

    06fcd67bc1083ded90f78f9267832a7e377528ec21c9ddb4ced842011729a5f8

  • SHA512

    a8f215119532303d08177e606ec5d4825d2bb785fb38da89b93ae7ea3b1723be265363a46348ff6a1f3a10bdfb345b2cfa354acb6f01d5debbc121f80f3cec26

  • SSDEEP

    98304:MRUBmLZ3rmtSop/fcfKtwQG3TQtt4oKMJO6VS6U7CKzh7s:UxKEC/fcfKt9ykOWRUGoh7s

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      06fcd67bc1083ded90f78f9267832a7e377528ec21c9ddb4ced842011729a5f8

    • Size

      4.2MB

    • MD5

      e6e05386bae59df6d3a45a05fccee8b4

    • SHA1

      c088edb925bf6f0b6f9c903687e4bd02ba65e6d7

    • SHA256

      06fcd67bc1083ded90f78f9267832a7e377528ec21c9ddb4ced842011729a5f8

    • SHA512

      a8f215119532303d08177e606ec5d4825d2bb785fb38da89b93ae7ea3b1723be265363a46348ff6a1f3a10bdfb345b2cfa354acb6f01d5debbc121f80f3cec26

    • SSDEEP

      98304:MRUBmLZ3rmtSop/fcfKtwQG3TQtt4oKMJO6VS6U7CKzh7s:UxKEC/fcfKt9ykOWRUGoh7s

    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