Overview

overview

10

Static

static

3

Worm.Win32...ma.exe

windows7-x64

10

Worm.Win32...ma.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    Worm.Win32.Ludbaruma.pz-806ff5a4291ace6371cfa09d584567b7d652d7b28c167a5ab9c4115e9aa4e1f7N

  • Size

    91KB

  • Sample

    240920-ljyvsazcmc

  • MD5

    873ef5c05d08ea689a7089b2587d2330

  • SHA1

    9aba971d627abf02ea1e0b00600912eb0f8626a5

  • SHA256

    806ff5a4291ace6371cfa09d584567b7d652d7b28c167a5ab9c4115e9aa4e1f7

  • SHA512

    f92df22b69780ace53fbe815b066b3dbaabe56b4f697375c6627be513ef6799f05eeb70ced00bde6c05836bd8dfb467044889af33cd37d2abf699d3aecba9b15

  • SSDEEP

    1536:FAwEmBGz1lNNqDaG0PoxhlzmnAwEmBGz1lNNqDaG0Poxhlzm/:FGmUXNQDaG0A8nGmUXNQDaG0A8/

Score
10/10
discoveryevasionpersistence

Malware Config

Targets

    • Target

      Worm.Win32.Ludbaruma.pz-806ff5a4291ace6371cfa09d584567b7d652d7b28c167a5ab9c4115e9aa4e1f7N

    • Size

      91KB

    • MD5

      873ef5c05d08ea689a7089b2587d2330

    • SHA1

      9aba971d627abf02ea1e0b00600912eb0f8626a5

    • SHA256

      806ff5a4291ace6371cfa09d584567b7d652d7b28c167a5ab9c4115e9aa4e1f7

    • SHA512

      f92df22b69780ace53fbe815b066b3dbaabe56b4f697375c6627be513ef6799f05eeb70ced00bde6c05836bd8dfb467044889af33cd37d2abf699d3aecba9b15

    • SSDEEP

      1536:FAwEmBGz1lNNqDaG0PoxhlzmnAwEmBGz1lNNqDaG0Poxhlzm/:FGmUXNQDaG0A8nGmUXNQDaG0A8/

    Score
    10/10
    discoveryevasionpersistence

    • Modifies WinLogon for persistence

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Disables RegEdit via registry modification

      evasion

    • Disables use of System Restore points

      evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

      persistence

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Modify Registry

6
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

1
T1490

Tasks