Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    19c31bcf94f10e954d98c6813157f5881d4c4b0b269991a08f000d6a488056d6

  • Size

    4.2MB

  • Sample

    240419-aze7tsbd97

  • MD5

    74f7e89e8116e995569898769981c5a8

  • SHA1

    8d5188c13b071b254e7071a9649aac5f7ac38619

  • SHA256

    19c31bcf94f10e954d98c6813157f5881d4c4b0b269991a08f000d6a488056d6

  • SHA512

    1955bcc6150076ccb25c942e799be4e935a045027857dedc118b4bebb3b0572d75ead570461afa975ac16e9267ebfb3e5c0a15226fccf950e65a0a256b2980b6

  • SSDEEP

    98304:ebvDuo/zvoC5HERRwr8YNEXJ0TS4JBXxT3BRfe7gLCxccCwfp3PGPzDBAeGjYA3:enBoCproYNEXJ0O+Xpe7jrRPGnBARjf3

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      19c31bcf94f10e954d98c6813157f5881d4c4b0b269991a08f000d6a488056d6

    • Size

      4.2MB

    • MD5

      74f7e89e8116e995569898769981c5a8

    • SHA1

      8d5188c13b071b254e7071a9649aac5f7ac38619

    • SHA256

      19c31bcf94f10e954d98c6813157f5881d4c4b0b269991a08f000d6a488056d6

    • SHA512

      1955bcc6150076ccb25c942e799be4e935a045027857dedc118b4bebb3b0572d75ead570461afa975ac16e9267ebfb3e5c0a15226fccf950e65a0a256b2980b6

    • SSDEEP

      98304:ebvDuo/zvoC5HERRwr8YNEXJ0TS4JBXxT3BRfe7gLCxccCwfp3PGPzDBAeGjYA3:enBoCproYNEXJ0O+Xpe7jrRPGnBARjf3

    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