Overview

overview

10

Static

static

b5dd6e8288...bd.exe

windows7-x64

10

b5dd6e8288...bd.exe

windows10-2004-x64

3

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General

  • Target

    b5dd6e8288017f4988f8b8d5738546b9ef90837b47be912c86bfa66d65d65dbd

  • Size

    691KB

  • Sample

    221126-nwc5ysee61

  • MD5

    2b62cdb6bcec4bff47eff437e4fc46d3

  • SHA1

    c69586cd9813701974a65a9025383c56a0b5f306

  • SHA256

    b5dd6e8288017f4988f8b8d5738546b9ef90837b47be912c86bfa66d65d65dbd

  • SHA512

    902e67858db24b95ed0f0a4457348b246d49350cd9416bc71b8b256f71791fe4491293b4853028cb7a6f09a80333835919277ab9b40e393cff84526156262dbd

  • SSDEEP

    12288:+ti86TibqhI6FhRJmYFrM9MizFXQ1jUWVH65adhEyHvNuGkvdMIEq3QusHP:+0PTCmI62YFrMpXCjUWVAdyHVuGkvdMr

Score
10/10
ransomware

Malware Config

Extracted

Path

C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\Decrypt-All-Files-dxphzxi.txt

Ransom Note
Your documents, photos, databases and other important files have been encrypted with strongest encryption and unique key, generated for this computer. Private decryption key is stored on a secret Internet server and nobody can decrypt your files until you pay and obtain the private key. If you see the main locker window, follow the instructions on the locker. Overwise, it's seems that you or your antivirus deleted the locker program. Now you have the last chance to decrypt your files. Open http://w7yue5dc5amppggs.onion.cab or http://w7yue5dc5amppggs.tor2web.org in your browser. They are public gates to the secret server. If you have problems with gates, use direct connection: 1. Download Tor Browser from http://torproject.org 2. In the Tor Browser open the http://w7yue5dc5amppggs.onion/ Note that this server is available via Tor Browser only. Retry in 1 hour if site is not reachable. Copy and paste the following public key in the input form on server. Avoid missprints. YXYHTLX-7LVLFIF-CWNO32D-OKU7RWW-XWZKJBH-ZVCMPCW-JN6SOPQ-CHUP2YP VPSBQHA-7Z5S322-KGUUIWV-CU56673-E7M3O23-AYOULMB-UK2XEVC-X5JXONS TIGJGQD-IJFO3ON-7KUXQK7-C6LSH52-7H4N5U5-ZM7PUXZ-67MDT6Z-BNNYV63 Follow the instructions on the server.
URLs

http://w7yue5dc5amppggs.onion.cab

http://w7yue5dc5amppggs.tor2web.org

http://w7yue5dc5amppggs.onion/

Extracted

Path

C:\Users\Admin\Documents\Decrypt-All-Files-dxphzxi.txt

Ransom Note
Your documents, photos, databases and other important files have been encrypted with strongest encryption and unique key, generated for this computer. Private decryption key is stored on a secret Internet server and nobody can decrypt your files until you pay and obtain the private key. If you see the main locker window, follow the instructions on the locker. Overwise, it's seems that you or your antivirus deleted the locker program. Now you have the last chance to decrypt your files. Open http://w7yue5dc5amppggs.onion.cab or http://w7yue5dc5amppggs.tor2web.org in your browser. They are public gates to the secret server. If you have problems with gates, use direct connection: 1. Download Tor Browser from http://torproject.org 2. In the Tor Browser open the http://w7yue5dc5amppggs.onion/ Note that this server is available via Tor Browser only. Retry in 1 hour if site is not reachable. Copy and paste the following public key in the input form on server. Avoid missprints. YXYHTLX-7LVLFIF-CWNO32D-OKU7RWW-XWZKJBH-ZVCMPCW-JN6SOPQ-CHUP2YP VPSBQHA-7Z5S322-KGUUIWV-CU56673-E7M3O23-AYOULMB-UK2XEVC-X5JXONS TIGJGQD-IJFO3ON-7KUXQK7-C6LSH52-7H4N4H5-R57PUXZ-67MDT6Z-BNNYATB Follow the instructions on the server.
URLs

http://w7yue5dc5amppggs.onion.cab

http://w7yue5dc5amppggs.tor2web.org

http://w7yue5dc5amppggs.onion/

Extracted

Path

C:\ProgramData\zlwdkgg.html

Ransom Note
Your documents, photos, databases and other important files have been encrypted with strongest encryption and unique key, generated for this computer. Private decryption key is stored on a secret Internet server and nobody can decrypt your files until you pay and obtain the private key. If you see the main locker window, follow the instructions on the locker. Overwise, it's seems that you or your antivirus deleted the locker program. Now you have the last chance to decrypt your files. Open http://w7yue5dc5amppggs.onion.cab or http://w7yue5dc5amppggs.tor2web.org in your browser. They are public gates to the secret server. If you have problems with gates, use direct connection: 1. Download Tor Browser from http://torproject.org. 2. In the Tor Browser open the http://w7yue5dc5amppggs.onion Note that this server is available via Tor Browser only. Retry in 1 hour if site is not reachable. Copy and paste the following public key in the input form on server. Avoid missprints. Follow the instructions on the server. The list of your encrypted files: Path File
URLs

http://w7yue5dc5amppggs.onion.cab

http://w7yue5dc5amppggs.tor2web.org

http://w7yue5dc5amppggs.onion

Targets

    • Target

      b5dd6e8288017f4988f8b8d5738546b9ef90837b47be912c86bfa66d65d65dbd

    • Size

      691KB

    • MD5

      2b62cdb6bcec4bff47eff437e4fc46d3

    • SHA1

      c69586cd9813701974a65a9025383c56a0b5f306

    • SHA256

      b5dd6e8288017f4988f8b8d5738546b9ef90837b47be912c86bfa66d65d65dbd

    • SHA512

      902e67858db24b95ed0f0a4457348b246d49350cd9416bc71b8b256f71791fe4491293b4853028cb7a6f09a80333835919277ab9b40e393cff84526156262dbd

    • SSDEEP

      12288:+ti86TibqhI6FhRJmYFrM9MizFXQ1jUWVH65adhEyHvNuGkvdMIEq3QusHP:+0PTCmI62YFrMpXCjUWVAdyHVuGkvdMr

    Score
    10/10
    ransomware

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Executes dropped EXE

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

      ransomware

    • Checks computer location settings

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

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File Deletion

2
T1107

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Inhibit System Recovery

2
T1490

Defacement

1
T1491

Tasks