Overview

overview

10

Static

static

bac0152c0f...aa.exe

windows7_x64

10

bac0152c0f...aa.exe

windows10-2004_x64

7

Sharing

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General

  • Target

    bac0152c0f9f780d7038fbcab4371859c9e920149c6f5bcc9bfc5a53c9d10caa

  • Size

    170KB

  • Sample

    220220-c7pscaghcp

  • MD5

    233fba8087f9d4562d87cb80fe733eae

  • SHA1

    f1605281470dd007c5b91429ca7093ec031e4e0c

  • SHA256

    bac0152c0f9f780d7038fbcab4371859c9e920149c6f5bcc9bfc5a53c9d10caa

  • SHA512

    729d6273d2fa7dee2d9f515f07e42f7afecb8a1f7eb469afe8723c30569e2a38ebb2fb93d43db2dc3c549dbbc7df901b78cf6dc683082544274c321d5e92a387

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: 1KURvApbe1yC7qYxkkkvtdZ7hrNjdp18sQ Ryuk No system is safe
Wallets

1KURvApbe1yC7qYxkkkvtdZ7hrNjdp18sQ

Targets

    • Target

      bac0152c0f9f780d7038fbcab4371859c9e920149c6f5bcc9bfc5a53c9d10caa

    • Size

      170KB

    • MD5

      233fba8087f9d4562d87cb80fe733eae

    • SHA1

      f1605281470dd007c5b91429ca7093ec031e4e0c

    • SHA256

      bac0152c0f9f780d7038fbcab4371859c9e920149c6f5bcc9bfc5a53c9d10caa

    • SHA512

      729d6273d2fa7dee2d9f515f07e42f7afecb8a1f7eb469afe8723c30569e2a38ebb2fb93d43db2dc3c549dbbc7df901b78cf6dc683082544274c321d5e92a387

    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