Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    f1c66bab5a5e3ea1ecd65fc69dc45c45d7461538c3091e0a787c80a00a570ffb

  • Size

    4.1MB

  • Sample

    240519-cdz18acg69

  • MD5

    b45f81b5afc8de519cd93d87b1855a00

  • SHA1

    b32dcacd2650c168df9a8dee01f08c55388ba509

  • SHA256

    f1c66bab5a5e3ea1ecd65fc69dc45c45d7461538c3091e0a787c80a00a570ffb

  • SHA512

    e35eeb6f5badd2317b247538d87676bc5728ee4df0822856bcd8c6f6afaf27dc1217c3bc76d9fbe9593781341b7feef374218f550bf26e1f821e9300ddaa29ce

  • SSDEEP

    98304:8rbgSYZm0VZ47d2LjXdY+WeqK35WW/TEhU3Gu22y:8rcnZFqd2LRPP3hYhQZy

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      f1c66bab5a5e3ea1ecd65fc69dc45c45d7461538c3091e0a787c80a00a570ffb

    • Size

      4.1MB

    • MD5

      b45f81b5afc8de519cd93d87b1855a00

    • SHA1

      b32dcacd2650c168df9a8dee01f08c55388ba509

    • SHA256

      f1c66bab5a5e3ea1ecd65fc69dc45c45d7461538c3091e0a787c80a00a570ffb

    • SHA512

      e35eeb6f5badd2317b247538d87676bc5728ee4df0822856bcd8c6f6afaf27dc1217c3bc76d9fbe9593781341b7feef374218f550bf26e1f821e9300ddaa29ce

    • SSDEEP

      98304:8rbgSYZm0VZ47d2LjXdY+WeqK35WW/TEhU3Gu22y:8rcnZFqd2LRPP3hYhQZy

    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