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Overview

overview

10

Static

static

d96950d143...le.exe

windows7_x64

10

d96950d143...le.exe

windows10_x64

10

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General

  • Target

    d96950d14352749542917183d25c38234c7ab5249062d913ff88516077eadbab.sample

  • Size

    682KB

  • Sample

    210726-k1yvafn53e

  • MD5

    45ec8fc71ee99d25db903a68ca7f5ec3

  • SHA1

    d460fc45d2355d352e60c1e95b0156f69487372e

  • SHA256

    d96950d14352749542917183d25c38234c7ab5249062d913ff88516077eadbab

  • SHA512

    85cf082b781aad9a6feed6969b2de3bee578fb1e5a3f96ba5d44b37c976e11be7097ed9eb206c4534f1b9e0ceff57ffd6cf00fb7c56144323b50d65c3dde8b5e

Score
10/10
ctblockerransomware

Malware Config

Extracted

Path

C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\!Decrypt-All-Files-ouygjrd.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://jssestaew3e7ao3q.onion.cab or http://jssestaew3e7ao3q.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://jssestaew3e7ao3q.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. TJ337DV-PZHA57M-XHDAY4J-UXUBAZM-ASEVQVR-Z2LUTCC-CBOSWFC-ACU7OZA IJHWUAF-CDS3CL7-3DONPA3-X7VDEHX-SKHOFHM-45YUN7Z-SSP2FRE-BWRGFUS GV2PKO6-KKB6TQZ-7Z6CMAD-JPDCOM6-4SSXRCS-4VYUCVI-J5BNTLC-FW4QXQQ Follow the instructions on the server.
URLs

http://jssestaew3e7ao3q.onion.cab

http://jssestaew3e7ao3q.tor2web.org

http://jssestaew3e7ao3q.onion/

Extracted

Path

C:\Users\Admin\Documents\!Decrypt-All-Files-ouygjrd.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://jssestaew3e7ao3q.onion.cab or http://jssestaew3e7ao3q.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://jssestaew3e7ao3q.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. TJ337DV-PZHA57M-XHDAY4J-UXUBAZM-ASEVQVR-Z2LUTCC-CBOSWFC-ACU7OZA IJHWUAF-CDS3CL7-3DONPA3-X7VDEHX-SKHOFHM-45YUN7Z-SSP2FRE-BWRGFUS GV2PKO6-KKB6TQZ-7Z6CMAD-JPDCOM6-4SSXBQS-CCYUCVI-J5BNTLC-FW4QOPA Follow the instructions on the server.
URLs

http://jssestaew3e7ao3q.onion.cab

http://jssestaew3e7ao3q.tor2web.org

http://jssestaew3e7ao3q.onion/

Extracted

Path

C:\ProgramData\ummcbbc.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://jssestaew3e7ao3q.onion.cab or http://jssestaew3e7ao3q.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://jssestaew3e7ao3q.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://jssestaew3e7ao3q.onion.cab

http://jssestaew3e7ao3q.tor2web.org

http://jssestaew3e7ao3q.onion

Extracted

Path

C:\Users\Admin\Documents\!Decrypt-All-Files-oidgvle.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://jssestaew3e7ao3q.onion.cab or http://jssestaew3e7ao3q.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://jssestaew3e7ao3q.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. YCYJBGE-VTMZTG7-KTNYTQ7-IQUSEGT-BG33S25-TBJJRG3-4QECMPE-A22SPWF Z4ZU2GK-4OCWOXF-PT77OWD-VHFJFHP-USIGXLI-ZCSI563-6RBMJRZ-ZSIFI7Q 7F2HF7R-J3UTVJL-S6ZQACM-VE5K72P-5IEQWF6-R2OTC6V-XSRBEJS-JXDN37U Follow the instructions on the server.
URLs

http://jssestaew3e7ao3q.onion.cab

http://jssestaew3e7ao3q.tor2web.org

http://jssestaew3e7ao3q.onion/

Targets

    • Target

      d96950d14352749542917183d25c38234c7ab5249062d913ff88516077eadbab.sample

    • Size

      682KB

    • MD5

      45ec8fc71ee99d25db903a68ca7f5ec3

    • SHA1

      d460fc45d2355d352e60c1e95b0156f69487372e

    • SHA256

      d96950d14352749542917183d25c38234c7ab5249062d913ff88516077eadbab

    • SHA512

      85cf082b781aad9a6feed6969b2de3bee578fb1e5a3f96ba5d44b37c976e11be7097ed9eb206c4534f1b9e0ceff57ffd6cf00fb7c56144323b50d65c3dde8b5e

    Score
    10/10
    ctblockerransomware

    • CTB-Locker

      Ransomware family which uses Tor to hide its C2 communications.

      ransomwarectblocker

    • 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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks