Overview

overview

10

Static

static

d7b324dfea...49.exe

windows7_x64

10

d7b324dfea...49.exe

windows10-2004_x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    d7b324dfead641207c85cb18cdfc00bbfd37932f27f41c3af441d6912f235849

  • Size

    193KB

  • Sample

    220220-cc8a7sfeg6

  • MD5

    12147c94f3211733f893d31d587d4ad6

  • SHA1

    708199a9a86894f464ec5a5d607ffb1093c096f4

  • SHA256

    d7b324dfead641207c85cb18cdfc00bbfd37932f27f41c3af441d6912f235849

  • SHA512

    3ef68160f44d16e3a305899d537773fdaace5ae6534eb185f3741bc2917f84457674a8bd1ad7db0c4b707a308f101cb3d49f7906bde7732dd26ed08cf9f6b1af

Score
10/10
ryukransomware

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\RyukReadMe.html

Family

ryuk

Ransom Note
<html><body><p style="font-weight:bold;font-size:125%;top:0;left:0;"> [email protected] <br> </p><p style="position:absolute;bottom:0;right:1%;font-weight:bold;font-size:170%">balance of shadow universe</p><div style="font-size: 550%;font-weight:bold;width:50%;height:50%;overflow:auto;margin:auto;position:absolute;top:35%;left:40%;">Ryuk</div></body></html�������������������������������������������������������������������������������������������������������������������������������������������������������

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\RyukReadMe.html

Family

ryuk

Ransom Note
[email protected] balance of shadow universe Ryuk

Targets

    • Target

      d7b324dfead641207c85cb18cdfc00bbfd37932f27f41c3af441d6912f235849

    • Size

      193KB

    • MD5

      12147c94f3211733f893d31d587d4ad6

    • SHA1

      708199a9a86894f464ec5a5d607ffb1093c096f4

    • SHA256

      d7b324dfead641207c85cb18cdfc00bbfd37932f27f41c3af441d6912f235849

    • SHA512

      3ef68160f44d16e3a305899d537773fdaace5ae6534eb185f3741bc2917f84457674a8bd1ad7db0c4b707a308f101cb3d49f7906bde7732dd26ed08cf9f6b1af

    Score
    10/10
    ryukransomware

    • Ryuk

      Ransomware distributed via existing botnets, often Trickbot or Emotet.

      ransomwareryuk

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks