Overview

overview

10

Static

static

a1c2e6660c...10.exe

windows7_x64

10

a1c2e6660c...10.exe

windows10-2004_x64

1

Sharing

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General

  • Target

    a1c2e6660cff8d87a924ed0079f94374d04602433014c46ae6c52700c45ddc10

  • Size

    202KB

  • Sample

    220220-efb4aahdfq

  • MD5

    fd1f7a77ea9efd1f2e291c031f441c74

  • SHA1

    c5fdb9dc74560446c9404e01ce176b02899e89e4

  • SHA256

    a1c2e6660cff8d87a924ed0079f94374d04602433014c46ae6c52700c45ddc10

  • SHA512

    b4d93fbde71c50f62bedd5ff4d1c81ad7e925ea4bed0df3bf562cdf97b60691ae6d668f9f45615de5eaf8ef2e28dea9a28b197146857223b3d2d9a0c9d436282

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> [email protected] </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:\Documents and Settings\Admin\AppData\Local\Adobe\Color\RyukReadMe.html

Family

ryuk

Ransom Note
[email protected] [email protected] balance of shadow universe Ryuk

Targets

    • Target

      a1c2e6660cff8d87a924ed0079f94374d04602433014c46ae6c52700c45ddc10

    • Size

      202KB

    • MD5

      fd1f7a77ea9efd1f2e291c031f441c74

    • SHA1

      c5fdb9dc74560446c9404e01ce176b02899e89e4

    • SHA256

      a1c2e6660cff8d87a924ed0079f94374d04602433014c46ae6c52700c45ddc10

    • SHA512

      b4d93fbde71c50f62bedd5ff4d1c81ad7e925ea4bed0df3bf562cdf97b60691ae6d668f9f45615de5eaf8ef2e28dea9a28b197146857223b3d2d9a0c9d436282

    Score
    10/10
    ryukransomware

    • Ryuk

      Ransomware distributed via existing botnets, often Trickbot or Emotet.

      ransomwareryuk
    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