Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    527a10b86a7240904607b3aa10c3d4aae08d6870cfe74793892ae5ee671334d0

  • Size

    4.2MB

  • Sample

    240426-y978csbf26

  • MD5

    b999062f410100425505b7743b5120cd

  • SHA1

    4b54b5f77bc10d5d27e3c1bbe0e363a531ec0d46

  • SHA256

    527a10b86a7240904607b3aa10c3d4aae08d6870cfe74793892ae5ee671334d0

  • SHA512

    8f69bb17ecc6e19216c87d1354fbd95558be1d6708f13eca43dd586e1cfc7e3a6acf7a8d550fdf848919b57f8d9650734180b4307bcab9355c1c353e82855385

  • SSDEEP

    98304:q2m5eOYCD1ID98VF2Kih+6YxfniOeVNR3JpIP6GA7sf3HgV11GM:q2m5BYCDY8uVjYxfniXVNFJ2yR7sfQVd

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      527a10b86a7240904607b3aa10c3d4aae08d6870cfe74793892ae5ee671334d0

    • Size

      4.2MB

    • MD5

      b999062f410100425505b7743b5120cd

    • SHA1

      4b54b5f77bc10d5d27e3c1bbe0e363a531ec0d46

    • SHA256

      527a10b86a7240904607b3aa10c3d4aae08d6870cfe74793892ae5ee671334d0

    • SHA512

      8f69bb17ecc6e19216c87d1354fbd95558be1d6708f13eca43dd586e1cfc7e3a6acf7a8d550fdf848919b57f8d9650734180b4307bcab9355c1c353e82855385

    • SSDEEP

      98304:q2m5eOYCD1ID98VF2Kih+6YxfniOeVNR3JpIP6GA7sf3HgV11GM:q2m5BYCDY8uVjYxfniXVNFJ2yR7sfQVd

    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