Overview

overview

10

Static

static

3500d96ea1...c8.exe

windows7_x64

10

3500d96ea1...c8.exe

windows10-2004_x64

1

Sharing

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General

  • Target

    3500d96ea12fc67e55177d0c4db81e0cbd86b6d7974e741ff1a49116a6b4f8c8

  • Size

    200KB

  • Sample

    220220-khrjmsbfem

  • MD5

    7d6d8c3caadbd235247c750ce3280e0f

  • SHA1

    223b210cdbeb47ff015180150730c6a0057fa000

  • SHA256

    3500d96ea12fc67e55177d0c4db81e0cbd86b6d7974e741ff1a49116a6b4f8c8

  • SHA512

    dfc3f55204755be47a5d7273dfa66d1dfc1bfc7e97ccfd48aca5a7e4c8c5eea2b85a6cfb17ba990fa69259be46e3d7c6134e2b47cfe2be0f42227cd3df349e8c

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;"> xingsubcioucha@protonmail.com <br> ofranihy@protonmail.com </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�������������������������������������������������������������������������������������������������������������������������������������������������������
Emails

xingsubcioucha@protonmail.com

ofranihy@protonmail.com

Extracted

Path

C:\Documents and Settings\Admin\AppData\Local\Adobe\RyukReadMe.html

Family

ryuk

Ransom Note
xingsubcioucha@protonmail.com ofranihy@protonmail.com balance of shadow universe Ryuk
Emails

xingsubcioucha@protonmail.com

ofranihy@protonmail.com

Targets

    • Target

      3500d96ea12fc67e55177d0c4db81e0cbd86b6d7974e741ff1a49116a6b4f8c8

    • Size

      200KB

    • MD5

      7d6d8c3caadbd235247c750ce3280e0f

    • SHA1

      223b210cdbeb47ff015180150730c6a0057fa000

    • SHA256

      3500d96ea12fc67e55177d0c4db81e0cbd86b6d7974e741ff1a49116a6b4f8c8

    • SHA512

      dfc3f55204755be47a5d7273dfa66d1dfc1bfc7e97ccfd48aca5a7e4c8c5eea2b85a6cfb17ba990fa69259be46e3d7c6134e2b47cfe2be0f42227cd3df349e8c

    Score
    10/10
    ryukransomware

    • Ryuk

      Ransomware distributed via existing botnets, often Trickbot or Emotet.

      ransomwareryuk

    • Drops desktop.ini file(s)

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks