Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    8b10c5f5a075c52a5116664ce4238c34af1deae59923dac75d0ca30e7066bedc

  • Size

    4.1MB

  • Sample

    240516-x25ltscc44

  • MD5

    ddc90f716bcd683e89d0f185776b1447

  • SHA1

    b2a945edd20da3236e99e2fdbf39cf38ac55b0d6

  • SHA256

    8b10c5f5a075c52a5116664ce4238c34af1deae59923dac75d0ca30e7066bedc

  • SHA512

    6c818b4cbef834f90446c52e6bb1bc4b061295d21dbffa25a819009565401e17bf7d22d7c7d8c96bd725daa0021e5da0b8e25f535a24ba393bc1ba26d2cbaecb

  • SSDEEP

    98304:YafxS+/KFMRhUpFC/J2Pi0cUKp/eH4HXqRotZhpRBIVvLyj7:Y4KGRhU7CB2KZRm43qRo3hpTj7

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      8b10c5f5a075c52a5116664ce4238c34af1deae59923dac75d0ca30e7066bedc

    • Size

      4.1MB

    • MD5

      ddc90f716bcd683e89d0f185776b1447

    • SHA1

      b2a945edd20da3236e99e2fdbf39cf38ac55b0d6

    • SHA256

      8b10c5f5a075c52a5116664ce4238c34af1deae59923dac75d0ca30e7066bedc

    • SHA512

      6c818b4cbef834f90446c52e6bb1bc4b061295d21dbffa25a819009565401e17bf7d22d7c7d8c96bd725daa0021e5da0b8e25f535a24ba393bc1ba26d2cbaecb

    • SSDEEP

      98304:YafxS+/KFMRhUpFC/J2Pi0cUKp/eH4HXqRotZhpRBIVvLyj7:Y4KGRhU7CB2KZRm43qRo3hpTj7

    Score
    10/10
    gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

    • 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 Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

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

Command and Control

Exfiltration

Impact

Tasks