Overview

overview

10

Static

static

8

611756d16d...85.exe

windows7_x64

10

611756d16d...85.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    611756d16d2c0e32589b0baa71b86a74ad6b0ce31957b3cb2ca78fee61c34b85

  • Size

    315KB

  • Sample

    220220-hfd5esagbn

  • MD5

    c1d23b26b074c453fc53c45c7674e32f

  • SHA1

    c39f9181564f7d945d7d95cdebcc069db7fc9e74

  • SHA256

    611756d16d2c0e32589b0baa71b86a74ad6b0ce31957b3cb2ca78fee61c34b85

  • SHA512

    f72d1a8018ccc3953d5d5d36ca5dcf1f3bee4d2f33d79a68cca2b33c3e6f18018f8459046bba7998fd9b6c58c0a20ef1273b1824a0980df15b2c954ae0221121

Score
10/10
ryukpersistenceransomwarevmprotect

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 WayneEvenson@protonmail.com or WayneEvenson@tutanota.com BTC wallet: 14hVKm7Ft2rxDBFTNkkRC3kGstMGp2A4hk Ryuk No system is safe
Emails

WayneEvenson@protonmail.com

WayneEvenson@tutanota.com
Wallets

14hVKm7Ft2rxDBFTNkkRC3kGstMGp2A4hk

Targets

    • Target

      611756d16d2c0e32589b0baa71b86a74ad6b0ce31957b3cb2ca78fee61c34b85

    • Size

      315KB

    • MD5

      c1d23b26b074c453fc53c45c7674e32f

    • SHA1

      c39f9181564f7d945d7d95cdebcc069db7fc9e74

    • SHA256

      611756d16d2c0e32589b0baa71b86a74ad6b0ce31957b3cb2ca78fee61c34b85

    • SHA512

      f72d1a8018ccc3953d5d5d36ca5dcf1f3bee4d2f33d79a68cca2b33c3e6f18018f8459046bba7998fd9b6c58c0a20ef1273b1824a0980df15b2c954ae0221121

    Score
    10/10
    ryukpersistenceransomwarevmprotect

    • Ryuk

      Ransomware distributed via existing botnets, often Trickbot or Emotet.

      ransomwareryuk

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

      vmprotect

    • 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