Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7

  • Size

    4.1MB

  • Sample

    240516-we1tpagc9w

  • MD5

    fdb5dc85a26d2aa74f762634d86b7b8f

  • SHA1

    c9c40ab974982eff6a39e3fa13b6ffb0722a51d7

  • SHA256

    2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7

  • SHA512

    8fcd96eee55e9fc646f95e1eb74da88b729c0f75eabf9b83712de041aee1f11ee41bb74f013387cf9ba1b34790f90109a318ede811b7eb5b5b3cb50e79205d0a

  • SSDEEP

    98304:w557or8YMdWV8xcrChUIDCoHczW4WQrxCgsiGsm1N9Zshd41TTim/:w5w86GcrCCoczCJiGXN9ZshdAim/

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7

    • Size

      4.1MB

    • MD5

      fdb5dc85a26d2aa74f762634d86b7b8f

    • SHA1

      c9c40ab974982eff6a39e3fa13b6ffb0722a51d7

    • SHA256

      2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7

    • SHA512

      8fcd96eee55e9fc646f95e1eb74da88b729c0f75eabf9b83712de041aee1f11ee41bb74f013387cf9ba1b34790f90109a318ede811b7eb5b5b3cb50e79205d0a

    • SSDEEP

      98304:w557or8YMdWV8xcrChUIDCoHczW4WQrxCgsiGsm1N9Zshd41TTim/:w5w86GcrCCoczCJiGXN9ZshdAim/

    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