Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    bc178eac607d63de2ebe99a3a2b1e7dd1006804d1c6b7a02adac364d891e2b7b

  • Size

    4.2MB

  • Sample

    240426-3mjnpsfc9x

  • MD5

    2fbb51b515f88643d5b4bd684d7f76e9

  • SHA1

    233b3c48b98b2887a74ffabc172caa8fb430890f

  • SHA256

    bc178eac607d63de2ebe99a3a2b1e7dd1006804d1c6b7a02adac364d891e2b7b

  • SHA512

    829f18d5ce491cd1f464228a0a9e788261be5d7d639df4a4127522754c4a10f2b924676bd770e786f256ecf88161b12ad3a8236d17e378824e1c8ba59d572dd0

  • SSDEEP

    98304:QkAjdDPAeC2B02wyEqB4QU18FBwX92iJvUa6o386BoSeiwZU4mjQxQ6:7uPAV2B0NRqB88FqJvA6j4GQ/

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      bc178eac607d63de2ebe99a3a2b1e7dd1006804d1c6b7a02adac364d891e2b7b

    • Size

      4.2MB

    • MD5

      2fbb51b515f88643d5b4bd684d7f76e9

    • SHA1

      233b3c48b98b2887a74ffabc172caa8fb430890f

    • SHA256

      bc178eac607d63de2ebe99a3a2b1e7dd1006804d1c6b7a02adac364d891e2b7b

    • SHA512

      829f18d5ce491cd1f464228a0a9e788261be5d7d639df4a4127522754c4a10f2b924676bd770e786f256ecf88161b12ad3a8236d17e378824e1c8ba59d572dd0

    • SSDEEP

      98304:QkAjdDPAeC2B02wyEqB4QU18FBwX92iJvUa6o386BoSeiwZU4mjQxQ6:7uPAV2B0NRqB88FqJvA6j4GQ/

    Score
    10/10
    gluptebadiscoverydropperevasionloaderpersistencerootkitupx

    • 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 Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks