Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    da69f6b35f25887b22271e8351b845d67230e76d6dbf742c009c22c96a01b38e

  • Size

    4.2MB

  • Sample

    240419-e2b1eahg2y

  • MD5

    dddcde977edb4bf2155d31a937e6afdc

  • SHA1

    c89a34d1f3b841852ff409fc167d1431526b0596

  • SHA256

    da69f6b35f25887b22271e8351b845d67230e76d6dbf742c009c22c96a01b38e

  • SHA512

    fb32311a956699fcdf177834ba1d7f1cf98e4baa1998da8d0571a19805f9a3a5c116db38d9ca844197642cbaf632e5477d8abdead720a143d6a359564c0f00f9

  • SSDEEP

    98304:URUBmLZ3rmtSop/fcfKtwQG3TQtt4oKMJO6VS6U7CKzh77:MxKEC/fcfKt9ykOWRUGoh77

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      da69f6b35f25887b22271e8351b845d67230e76d6dbf742c009c22c96a01b38e

    • Size

      4.2MB

    • MD5

      dddcde977edb4bf2155d31a937e6afdc

    • SHA1

      c89a34d1f3b841852ff409fc167d1431526b0596

    • SHA256

      da69f6b35f25887b22271e8351b845d67230e76d6dbf742c009c22c96a01b38e

    • SHA512

      fb32311a956699fcdf177834ba1d7f1cf98e4baa1998da8d0571a19805f9a3a5c116db38d9ca844197642cbaf632e5477d8abdead720a143d6a359564c0f00f9

    • SSDEEP

      98304:URUBmLZ3rmtSop/fcfKtwQG3TQtt4oKMJO6VS6U7CKzh77:MxKEC/fcfKt9ykOWRUGoh77

    Score
    10/10
    gluptebadropperevasionloaderpersistenceupxdiscoveryrootkit

    • 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