Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39

  • Size

    4.2MB

  • Sample

    240420-nv8kgafg86

  • MD5

    9afedb6450a5add8d44164810c8cbad0

  • SHA1

    635120385c52a1c08affa977362224dad1c9ecb6

  • SHA256

    0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39

  • SHA512

    450624709acee61eac022e123375fb0c60b8609f678555613118e393ad87ef89e7a663ce0c1825ce022b71bedc7cdb276fd62170f399a9ee039e7e1a2acaf5a7

  • SSDEEP

    98304:KExeyMsyixS5pRc4vIUtzCuveHCg7xBa+u+nRp:KMby0Sruak17xwA

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39

    • Size

      4.2MB

    • MD5

      9afedb6450a5add8d44164810c8cbad0

    • SHA1

      635120385c52a1c08affa977362224dad1c9ecb6

    • SHA256

      0c234a8ca1281fafdfc7075751ca14817c85df728d645b2167336f66d7d27d39

    • SHA512

      450624709acee61eac022e123375fb0c60b8609f678555613118e393ad87ef89e7a663ce0c1825ce022b71bedc7cdb276fd62170f399a9ee039e7e1a2acaf5a7

    • SSDEEP

      98304:KExeyMsyixS5pRc4vIUtzCuveHCg7xBa+u+nRp:KMby0Sruak17xwA

    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