Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    e738cb6f14a0ba594d90eceebb77e525f422a521175003823f4928cf19c04d27

  • Size

    4.2MB

  • Sample

    240419-wnlq5acc2v

  • MD5

    49df23a9672cddebca8c572f209f50f7

  • SHA1

    b2378ba3fb369124ef260da4d9b8b783a149ece6

  • SHA256

    e738cb6f14a0ba594d90eceebb77e525f422a521175003823f4928cf19c04d27

  • SHA512

    5b325e833f46f10a64b63569b7b6006f712b5fb700fc168dd17f93d89760ab6b9cf577748a74eb563625cc8337c95edb4168cc7c666e9194fc9b26ac48c2adb0

  • SSDEEP

    98304:lBy5JAu+Hk0Et5Mgg8VWlfA2+5+VVv7Fm6fC/:eAu+ENnjVyYiVNw4W

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      e738cb6f14a0ba594d90eceebb77e525f422a521175003823f4928cf19c04d27

    • Size

      4.2MB

    • MD5

      49df23a9672cddebca8c572f209f50f7

    • SHA1

      b2378ba3fb369124ef260da4d9b8b783a149ece6

    • SHA256

      e738cb6f14a0ba594d90eceebb77e525f422a521175003823f4928cf19c04d27

    • SHA512

      5b325e833f46f10a64b63569b7b6006f712b5fb700fc168dd17f93d89760ab6b9cf577748a74eb563625cc8337c95edb4168cc7c666e9194fc9b26ac48c2adb0

    • SSDEEP

      98304:lBy5JAu+Hk0Et5Mgg8VWlfA2+5+VVv7Fm6fC/:eAu+ENnjVyYiVNw4W

    Score
    10/10
    gluptebadiscoverydropperevasionloaderpersistencerootkitupx

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

      loaderdropperglupteba

    • Glupteba payload

    • Blocklisted process makes network request

    • 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