Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

Sharing

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General

  • Target

    e60638108fdda71ec90896ee9dd17fccbbacfc09e418e6a7c093d8c4c224a112

  • Size

    4.1MB

  • Sample

    240421-zh5tlabc37

  • MD5

    4ed905b1e21cb928b266ddba4d8c0880

  • SHA1

    36bee9a6f35b92fa47b8e9c1379240b7491adaee

  • SHA256

    e60638108fdda71ec90896ee9dd17fccbbacfc09e418e6a7c093d8c4c224a112

  • SHA512

    e2242ae8d1af119396d3f1746cba241fbc8fcd5692267edda35d23668f5763f5e08ed3de84050f579cacf1b009153a8902befb56c6aac132afd4dc84a24849d6

  • SSDEEP

    98304:owsyYpLI30hNm0X97sfQhuFOzbEeYixTYaktM3XAOoYGnm0lEI:ullzc0tsfv+41ixUfgAfRVT

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      e60638108fdda71ec90896ee9dd17fccbbacfc09e418e6a7c093d8c4c224a112

    • Size

      4.1MB

    • MD5

      4ed905b1e21cb928b266ddba4d8c0880

    • SHA1

      36bee9a6f35b92fa47b8e9c1379240b7491adaee

    • SHA256

      e60638108fdda71ec90896ee9dd17fccbbacfc09e418e6a7c093d8c4c224a112

    • SHA512

      e2242ae8d1af119396d3f1746cba241fbc8fcd5692267edda35d23668f5763f5e08ed3de84050f579cacf1b009153a8902befb56c6aac132afd4dc84a24849d6

    • SSDEEP

      98304:owsyYpLI30hNm0X97sfQhuFOzbEeYixTYaktM3XAOoYGnm0lEI:ullzc0tsfv+41ixUfgAfRVT

    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