Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

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General

  • Target

    b09edfcb1208b6fdf4cbc44de48fa1c4e768c2dbea014a3ebf121e040eb6e0bd

  • Size

    4.1MB

  • Sample

    240516-wkk1esgf8s

  • MD5

    21e3a01ed8d20365c4f3db069e636cc2

  • SHA1

    67bae0d7500592fbeeb5a5049bbf2b45c1d7b020

  • SHA256

    b09edfcb1208b6fdf4cbc44de48fa1c4e768c2dbea014a3ebf121e040eb6e0bd

  • SHA512

    0377c9455b1801af40bde90c51a7affe89a1c2e384988635ba75e22eadd63d5e074317728ceace4b8a2fd6cbbd99155e692b0793e68ae7a670fcb469c8e98d32

  • SSDEEP

    98304:A557or8YMdWV8xcrChUIDCoHczW4WQrxCgsiGsm1N9Zshd41TTimT:A5w86GcrCCoczCJiGXN9ZshdAimT

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      b09edfcb1208b6fdf4cbc44de48fa1c4e768c2dbea014a3ebf121e040eb6e0bd

    • Size

      4.1MB

    • MD5

      21e3a01ed8d20365c4f3db069e636cc2

    • SHA1

      67bae0d7500592fbeeb5a5049bbf2b45c1d7b020

    • SHA256

      b09edfcb1208b6fdf4cbc44de48fa1c4e768c2dbea014a3ebf121e040eb6e0bd

    • SHA512

      0377c9455b1801af40bde90c51a7affe89a1c2e384988635ba75e22eadd63d5e074317728ceace4b8a2fd6cbbd99155e692b0793e68ae7a670fcb469c8e98d32

    • SSDEEP

      98304:A557or8YMdWV8xcrChUIDCoHczW4WQrxCgsiGsm1N9Zshd41TTimT:A5w86GcrCCoczCJiGXN9ZshdAimT

    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