Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    88214f514b12634eb3b8e8077b179d09b446bf8d04d237725e4d02c7315a0212

  • Size

    4.2MB

  • Sample

    240420-skhzaabc49

  • MD5

    807fe23eefb0a1b66693e2de0496f558

  • SHA1

    5d97ad419f2be745739d9e0ee01766de9d04abb9

  • SHA256

    88214f514b12634eb3b8e8077b179d09b446bf8d04d237725e4d02c7315a0212

  • SHA512

    ab7843a59f6b94d4f3c986f5f22f428efde84013d05f4160b5fbbda0f165af62cae336684f2bf81b39e2b7ff12356c03da60edb32dce5dbd9255dcde38bf7b95

  • SSDEEP

    49152:5KOdvREmi8iTwPpeYBnAu4QJI7RESGN2UNQnUyHdr+bW0USBgrsqhT/DWSjgq2S/:wOLEfT6eYBhfhWV+b2vbWNq2SbuhRC

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      88214f514b12634eb3b8e8077b179d09b446bf8d04d237725e4d02c7315a0212

    • Size

      4.2MB

    • MD5

      807fe23eefb0a1b66693e2de0496f558

    • SHA1

      5d97ad419f2be745739d9e0ee01766de9d04abb9

    • SHA256

      88214f514b12634eb3b8e8077b179d09b446bf8d04d237725e4d02c7315a0212

    • SHA512

      ab7843a59f6b94d4f3c986f5f22f428efde84013d05f4160b5fbbda0f165af62cae336684f2bf81b39e2b7ff12356c03da60edb32dce5dbd9255dcde38bf7b95

    • SSDEEP

      49152:5KOdvREmi8iTwPpeYBnAu4QJI7RESGN2UNQnUyHdr+bW0USBgrsqhT/DWSjgq2S/:wOLEfT6eYBhfhWV+b2vbWNq2SbuhRC

    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