Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    c6b8b5ea7679158ee5533b0bc1e0e114c6a30f4f1aae4d53800b56977d4cd8f8

  • Size

    4.1MB

  • Sample

    240516-x1kj9scb53

  • MD5

    aa3f21186c9164e65ba5a0e95532e77d

  • SHA1

    c9f2c3b57dbb396ab2567c43c854fd3551104802

  • SHA256

    c6b8b5ea7679158ee5533b0bc1e0e114c6a30f4f1aae4d53800b56977d4cd8f8

  • SHA512

    54e1996278e8fbc1ae880985c14f3ee2b5df9ab364b4b9dd45ec8bb49aaed9b4caa7884c40f3d70861eceb8550a09a38efaa5b0dd0604b7ede9d7b2ec0a3a9d9

  • SSDEEP

    98304:IafxS+/KFMRhUpFC/J2Pi0cUKp/eH4HXqRotZhpRBIVvLyjw:I4KGRhU7CB2KZRm43qRo3hpTjw

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      c6b8b5ea7679158ee5533b0bc1e0e114c6a30f4f1aae4d53800b56977d4cd8f8

    • Size

      4.1MB

    • MD5

      aa3f21186c9164e65ba5a0e95532e77d

    • SHA1

      c9f2c3b57dbb396ab2567c43c854fd3551104802

    • SHA256

      c6b8b5ea7679158ee5533b0bc1e0e114c6a30f4f1aae4d53800b56977d4cd8f8

    • SHA512

      54e1996278e8fbc1ae880985c14f3ee2b5df9ab364b4b9dd45ec8bb49aaed9b4caa7884c40f3d70861eceb8550a09a38efaa5b0dd0604b7ede9d7b2ec0a3a9d9

    • SSDEEP

      98304:IafxS+/KFMRhUpFC/J2Pi0cUKp/eH4HXqRotZhpRBIVvLyjw:I4KGRhU7CB2KZRm43qRo3hpTjw

    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