Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    687ac77cce1d77e1953702d6092388eb0aa567d7a1fb2254518f6f32798277ec

  • Size

    4.2MB

  • Sample

    240426-3hl82aec98

  • MD5

    86a3a14aae91548d540936bbedcfa4d6

  • SHA1

    c03ceaeb79ecc9f2b80f4a21dcaf7677abe37969

  • SHA256

    687ac77cce1d77e1953702d6092388eb0aa567d7a1fb2254518f6f32798277ec

  • SHA512

    b01df46ab6e6f94a29eac4b0143f8b1104306cc01b13320b1306f8b73595f42cfbde6be00457a93b1dd8184432b871bb711dcc3efb9ae8297e5d8c3205662bc3

  • SSDEEP

    98304:WNqkCei/RpwTNwvC/d0zkTzoLKVJHo/KUEsELUhP0F0Ga:WueAwA5oTznVGKlAcg

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      687ac77cce1d77e1953702d6092388eb0aa567d7a1fb2254518f6f32798277ec

    • Size

      4.2MB

    • MD5

      86a3a14aae91548d540936bbedcfa4d6

    • SHA1

      c03ceaeb79ecc9f2b80f4a21dcaf7677abe37969

    • SHA256

      687ac77cce1d77e1953702d6092388eb0aa567d7a1fb2254518f6f32798277ec

    • SHA512

      b01df46ab6e6f94a29eac4b0143f8b1104306cc01b13320b1306f8b73595f42cfbde6be00457a93b1dd8184432b871bb711dcc3efb9ae8297e5d8c3205662bc3

    • SSDEEP

      98304:WNqkCei/RpwTNwvC/d0zkTzoLKVJHo/KUEsELUhP0F0Ga:WueAwA5oTznVGKlAcg

    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

    • Legitimate hosting services abused for malware hosting/C2

    • 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

Web Service

1
T1102

Impact

Resource Development

Reconnaissance

Tasks