Overview

overview

8

Static

static

1

NordVPNSetup.exe

windows10-2004-x64

8

NordVPNSetup.exe

windows11-21h2-x64

7

Sharing

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General

  • Target

    NordVPNSetup.exe

  • Size

    1.7MB

  • Sample

    240524-cxj44saa84

  • MD5

    5d6f0577264346d7c28f1853871d89b7

  • SHA1

    a606fa6e79ed5ca473eed30cc8483901ca67fae1

  • SHA256

    391b613c8db8f21fe6545d6448adb188dd2b54749f31e7cd7abefb6e61f388d2

  • SHA512

    9d43f0ef1ed41ac338a157dbcc74e5ebdb00ff83935aeb96095af9fe780a2217ae6362e6577b51780baffcaa50e2ee8f0c92345a473a199da5897411d3f72159

  • SSDEEP

    24576:x7FUDowAyrTVE3U5FZvOcAqJys9vvys3gEhyel1XXkJ2k89zCA8:xBuZrEU1OMJys9HLRy3J2k8ob

Score
8/10
discoverypersistence

Malware Config

Targets

    • Target

      NordVPNSetup.exe

    • Size

      1.7MB

    • MD5

      5d6f0577264346d7c28f1853871d89b7

    • SHA1

      a606fa6e79ed5ca473eed30cc8483901ca67fae1

    • SHA256

      391b613c8db8f21fe6545d6448adb188dd2b54749f31e7cd7abefb6e61f388d2

    • SHA512

      9d43f0ef1ed41ac338a157dbcc74e5ebdb00ff83935aeb96095af9fe780a2217ae6362e6577b51780baffcaa50e2ee8f0c92345a473a199da5897411d3f72159

    • SSDEEP

      24576:x7FUDowAyrTVE3U5FZvOcAqJys9vvys3gEhyel1XXkJ2k89zCA8:xBuZrEU1OMJys9HLRy3J2k8ob

    Score
    8/10
    discoverypersistence

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Registers COM server for autorun

      persistence

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

File and Directory Permissions Modification

1
T1222

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks