Overview

overview

10

Static

static

094e91e2ae...1c.exe

windows7_x64

10

094e91e2ae...1c.exe

windows10-2004_x64

7

Sharing

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General

  • Target

    094e91e2ae1cdd89fe7aaf9053e042cabcdb6eaf27789dd331802c08ae29fd1c

  • Size

    170KB

  • Sample

    220219-kennksahdp

  • MD5

    00f926cd4948652e3a80c3994e4ec8be

  • SHA1

    61bf4f8d8f9826b70bf730d4f84a584ee199325f

  • SHA256

    094e91e2ae1cdd89fe7aaf9053e042cabcdb6eaf27789dd331802c08ae29fd1c

  • SHA512

    d53edde17520f1512aa84dc1bf9d93c456c9cd037edb69c7f34dbbb4d9cad6a952b3a883c518ae70959b7285c930bd7b96b4939156e3e996ce2fad1a8d3fb51b

Score
10/10
ryukpersistenceransomware

Malware Config

Extracted

Path

C:\RyukReadMe.txt

Family

ryuk

Ransom Note
Your network has been penetrated. All files on each host in the network have been encrypted with a strong algorithm. Backups were either encrypted or deleted or backup disks were formatted. Shadow copies also removed, so F8 or any other methods may damage encrypted data but not recover. We exclusively have decryption software for your situation No decryption software is available in the public. DO NOT RESET OR SHUTDOWN - files may be damaged. DO NOT RENAME OR MOVE the encrypted and readme files. DO NOT DELETE readme files. This may lead to the impossibility of recovery of the certain files. To get info (decrypt your files) contact us at [email protected] or [email protected] BTC wallet: 14hVKm7Ft2rxDBFTNkkRC3kGstMGp2A4hk Ryuk No system is safe
Wallets

14hVKm7Ft2rxDBFTNkkRC3kGstMGp2A4hk

Targets

    • Target

      094e91e2ae1cdd89fe7aaf9053e042cabcdb6eaf27789dd331802c08ae29fd1c

    • Size

      170KB

    • MD5

      00f926cd4948652e3a80c3994e4ec8be

    • SHA1

      61bf4f8d8f9826b70bf730d4f84a584ee199325f

    • SHA256

      094e91e2ae1cdd89fe7aaf9053e042cabcdb6eaf27789dd331802c08ae29fd1c

    • SHA512

      d53edde17520f1512aa84dc1bf9d93c456c9cd037edb69c7f34dbbb4d9cad6a952b3a883c518ae70959b7285c930bd7b96b4939156e3e996ce2fad1a8d3fb51b

    Score
    10/10
    ryukpersistenceransomware

    • 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.

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks