Overview

overview

10

Static

static

18de58d917...98.exe

windows7_x64

1

18de58d917...98.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    18de58d917d88c70fb842928f5b564e0a4263d472dac1d411ce455d4b7c55398

  • Size

    171KB

  • Sample

    220220-ltl9qscccl

  • MD5

    d45e2dbc5c5abe867da458accc3e6f76

  • SHA1

    61b49fd328287fec4a58a1f65c5297935ae0c2a0

  • SHA256

    18de58d917d88c70fb842928f5b564e0a4263d472dac1d411ce455d4b7c55398

  • SHA512

    8f63f65649c983b56cc783a5f858eea1c2e9598c724b671cb6e48d67777c7cd5d25c572ba7eae735e0808efe6262e6f4d99b1074aef7044485d516c1b2a9ba43

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;"> nowabosag1988@protonmail.com <br> pebawestsa1973@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

nowabosag1988@protonmail.com

pebawestsa1973@protonmail.com

Targets

    • Target

      18de58d917d88c70fb842928f5b564e0a4263d472dac1d411ce455d4b7c55398

    • Size

      171KB

    • MD5

      d45e2dbc5c5abe867da458accc3e6f76

    • SHA1

      61b49fd328287fec4a58a1f65c5297935ae0c2a0

    • SHA256

      18de58d917d88c70fb842928f5b564e0a4263d472dac1d411ce455d4b7c55398

    • SHA512

      8f63f65649c983b56cc783a5f858eea1c2e9598c724b671cb6e48d67777c7cd5d25c572ba7eae735e0808efe6262e6f4d99b1074aef7044485d516c1b2a9ba43

    Score
    10/10
    ryukransomware

    • Ryuk

      Ransomware distributed via existing botnets, often Trickbot or Emotet.

      ransomwareryuk

    • Checks computer location settings

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

    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