Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    2ab6ef0589fa2b09ec55c93e95524baf771bc5bc55088bb6ac623f26b8827824

  • Size

    4.1MB

  • Sample

    240516-wgb84sgd7y

  • MD5

    23ca5e94a0046867908d3d9b7d9defb4

  • SHA1

    c37b3a24f03c12177f69f8186a8b5f093cedf4c7

  • SHA256

    2ab6ef0589fa2b09ec55c93e95524baf771bc5bc55088bb6ac623f26b8827824

  • SHA512

    24860eed33b9db62d0367db9ca29de810717f37dd308ab6cb8a99b59fc9e35193e7fd6b5ea8d0d959ffcca31bf46b2835a2adeb8a8550dd611288d21cf6db0ec

  • SSDEEP

    98304:I557or8YMdWV8xcrChUIDCoHczW4WQrxCgsiGsm1N9Zshd41TTimq:I5w86GcrCCoczCJiGXN9ZshdAimq

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      2ab6ef0589fa2b09ec55c93e95524baf771bc5bc55088bb6ac623f26b8827824

    • Size

      4.1MB

    • MD5

      23ca5e94a0046867908d3d9b7d9defb4

    • SHA1

      c37b3a24f03c12177f69f8186a8b5f093cedf4c7

    • SHA256

      2ab6ef0589fa2b09ec55c93e95524baf771bc5bc55088bb6ac623f26b8827824

    • SHA512

      24860eed33b9db62d0367db9ca29de810717f37dd308ab6cb8a99b59fc9e35193e7fd6b5ea8d0d959ffcca31bf46b2835a2adeb8a8550dd611288d21cf6db0ec

    • SSDEEP

      98304:I557or8YMdWV8xcrChUIDCoHczW4WQrxCgsiGsm1N9Zshd41TTimq:I5w86GcrCCoczCJiGXN9ZshdAimq

    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