Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    feac8779d73f2e094f514d305d515174db0bd3edb21a83656866164985a6a0a6

  • Size

    4.2MB

  • Sample

    240420-ghtr8aaa82

  • MD5

    0bb31a695e9f6820d7fcd05fa8f19e2c

  • SHA1

    449dc9d99a225c6820f2f8cc346ac39f73c1388a

  • SHA256

    feac8779d73f2e094f514d305d515174db0bd3edb21a83656866164985a6a0a6

  • SHA512

    a7596e17851ccc47182ad2774e72d775cec8bede5740fdbff7fef538f97eec4955ed85f06e4d93b0c70affd20cab4b3a692181ba4f6b2eb252f10502add1f4e3

  • SSDEEP

    98304:tLQYZG/dgZ86BiJBiuHE0xNIsAKMiZ9poPnhJgyiGs:tf8gKxTxapLMoPnzgL

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      feac8779d73f2e094f514d305d515174db0bd3edb21a83656866164985a6a0a6

    • Size

      4.2MB

    • MD5

      0bb31a695e9f6820d7fcd05fa8f19e2c

    • SHA1

      449dc9d99a225c6820f2f8cc346ac39f73c1388a

    • SHA256

      feac8779d73f2e094f514d305d515174db0bd3edb21a83656866164985a6a0a6

    • SHA512

      a7596e17851ccc47182ad2774e72d775cec8bede5740fdbff7fef538f97eec4955ed85f06e4d93b0c70affd20cab4b3a692181ba4f6b2eb252f10502add1f4e3

    • SSDEEP

      98304:tLQYZG/dgZ86BiJBiuHE0xNIsAKMiZ9poPnhJgyiGs:tf8gKxTxapLMoPnzgL

    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