Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    bb0d0fd9c968f9e5ba18d99366df3c45f715f88d6cf0e932dae72fc34227d8c0

  • Size

    4.2MB

  • Sample

    240419-e4gcxagg68

  • MD5

    518d366c754ae6b8935faa1dce6f95be

  • SHA1

    80a674f66248360987dd013038ef8ff3593fed04

  • SHA256

    bb0d0fd9c968f9e5ba18d99366df3c45f715f88d6cf0e932dae72fc34227d8c0

  • SHA512

    7b36569ca2915b7a665863502a351095a22216764763802025a38d237316a5ddd8b50a305db6ca38843bea05b61fa4228565f3ed077f5bae250fcf347d3f817b

  • SSDEEP

    98304:8RUBmLZ3rmtSop/fcfKtwQG3TQtt4oKMJO6VS6U7CKzh7U:kxKEC/fcfKt9ykOWRUGoh7U

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      bb0d0fd9c968f9e5ba18d99366df3c45f715f88d6cf0e932dae72fc34227d8c0

    • Size

      4.2MB

    • MD5

      518d366c754ae6b8935faa1dce6f95be

    • SHA1

      80a674f66248360987dd013038ef8ff3593fed04

    • SHA256

      bb0d0fd9c968f9e5ba18d99366df3c45f715f88d6cf0e932dae72fc34227d8c0

    • SHA512

      7b36569ca2915b7a665863502a351095a22216764763802025a38d237316a5ddd8b50a305db6ca38843bea05b61fa4228565f3ed077f5bae250fcf347d3f817b

    • SSDEEP

      98304:8RUBmLZ3rmtSop/fcfKtwQG3TQtt4oKMJO6VS6U7CKzh7U:kxKEC/fcfKt9ykOWRUGoh7U

    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