Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    a5501eb525e7f6fd6b734c1684b2003f8efe60382472575559df658c5e54975e

  • Size

    4.2MB

  • Sample

    240419-qm6f9aed6y

  • MD5

    02827eb6bb7bed85ce569bf1b3697440

  • SHA1

    7c8ef9b1fb7aa6bd25040da4fe529e48b7b118cc

  • SHA256

    a5501eb525e7f6fd6b734c1684b2003f8efe60382472575559df658c5e54975e

  • SHA512

    a903a0701d2d4b86bd035427b2f6247b03c665231f43862e8c9ad519f219505782ede81c4c24fe02518dfa5a6d61239f53800d30afa0246cea234ab9233dd7ab

  • SSDEEP

    98304:GnK8LmfPd/8stvQd5ytt2zai81uhNveK9SmSQsZGchR1mW:l8qfPd/x65yttA81u3LZOh/b

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      a5501eb525e7f6fd6b734c1684b2003f8efe60382472575559df658c5e54975e

    • Size

      4.2MB

    • MD5

      02827eb6bb7bed85ce569bf1b3697440

    • SHA1

      7c8ef9b1fb7aa6bd25040da4fe529e48b7b118cc

    • SHA256

      a5501eb525e7f6fd6b734c1684b2003f8efe60382472575559df658c5e54975e

    • SHA512

      a903a0701d2d4b86bd035427b2f6247b03c665231f43862e8c9ad519f219505782ede81c4c24fe02518dfa5a6d61239f53800d30afa0246cea234ab9233dd7ab

    • SSDEEP

      98304:GnK8LmfPd/8stvQd5ytt2zai81uhNveK9SmSQsZGchR1mW:l8qfPd/x65yttA81u3LZOh/b

    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