Overview

overview

10

Static

static

74c39126f2...6a.exe

windows7-x64

10

74c39126f2...6a.exe

windows10-2004-x64

10

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General

  • Target

    74c39126f27e36d582084af61afe00772b722db572edded4f3197ece44c36e6a

  • Size

    920KB

  • Sample

    221128-wbgawadc23

  • MD5

    f251200975ae1eb1df4fab9c1b715b77

  • SHA1

    d8a47c9f748d3e561e6e0c2d2e5c638708b6f05c

  • SHA256

    74c39126f27e36d582084af61afe00772b722db572edded4f3197ece44c36e6a

  • SHA512

    38717440a1254d61591cc7dd4bc66fab94d599eb30d176069f86ffdbe0135f19cc5f209430c2928d2f449276f669d931673323fd969cda648a22faca75e7b2d6

  • SSDEEP

    24576:kr8/0SLiPVg2ruQFk28H4Z5fYySV7umi36+hn:kry0PV9FDgSG+l

Score
10/10
ctblockerransomware

Malware Config

Extracted

Path

C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\!Decrypt-All-Files-ezadlmn.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://kph3onblkthy4z37.onion.cab or http://kph3onblkthy4z37.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://kph3onblkthy4z37.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. ARCFEZM-6S3NHQK-XHFVC3Z-Q34KX3S-B5JWFH6-AV2UYAI-FEJRTXI-UPO6TYP 73BYMIV-LJRJ7RX-BS57A3G-ZQRZ7R7-RRXV2KA-WYUQ7PK-Z6YG2LH-IERWHD5 4XSCHOX-TBWNICY-6LHSBV3-GZ7UB6U-BO7WHRO-WZFH23J-J6NURFA-N4LOSMV Follow the instructions on the server.
URLs

http://kph3onblkthy4z37.onion.cab

http://kph3onblkthy4z37.tor2web.org

http://kph3onblkthy4z37.onion/

Extracted

Path

C:\Users\Admin\Documents\!Decrypt-All-Files-ezadlmn.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://kph3onblkthy4z37.onion.cab or http://kph3onblkthy4z37.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://kph3onblkthy4z37.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. ARCFEZM-6S3NHQK-XHFVC3Z-Q34KX3S-B5JWFH6-AV2UYAI-FEJRTXI-UPO6TYP 73BYMIV-LJRJ7RX-BS57A3G-ZQRZ7R7-RRXV2KA-WYUQ7PK-Z6YG2LH-IERWHD5 4XSCHOX-TBWNICY-6LHSBV3-GZ7UB6U-BO7WJBO-CPFH23J-J6NURFA-N4L6CZ7 Follow the instructions on the server.
URLs

http://kph3onblkthy4z37.onion.cab

http://kph3onblkthy4z37.tor2web.org

http://kph3onblkthy4z37.onion/

Extracted

Path

C:\ProgramData\nydzthc.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://kph3onblkthy4z37.onion.cab or http://kph3onblkthy4z37.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://kph3onblkthy4z37.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://kph3onblkthy4z37.onion.cab

http://kph3onblkthy4z37.tor2web.org

http://kph3onblkthy4z37.onion

Extracted

Path

C:\Users\Admin\Documents\!Decrypt-All-Files-glbuhbf.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://kph3onblkthy4z37.onion.cab or http://kph3onblkthy4z37.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://kph3onblkthy4z37.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. KWRUNDW-XHW2AV6-VQNL7LU-77YRZ4Q-ZADNVDY-IAVZCPR-GHODOFY-VFC2VGH A2U7I7H-CKYJCCA-KKMKE3X-PT6ZB7T-HDH3O64-3UJ5XSQ-5JRWG4Q-BI7ZBAV QD5U3KT-IJ6BVMG-SRJLKV4-IXA47RN-Y4P63HF-QA7AOMV-6OMVWTG-HFEEQE3 Follow the instructions on the server.
URLs

http://kph3onblkthy4z37.onion.cab

http://kph3onblkthy4z37.tor2web.org

http://kph3onblkthy4z37.onion/

Targets

    • Target

      74c39126f27e36d582084af61afe00772b722db572edded4f3197ece44c36e6a

    • Size

      920KB

    • MD5

      f251200975ae1eb1df4fab9c1b715b77

    • SHA1

      d8a47c9f748d3e561e6e0c2d2e5c638708b6f05c

    • SHA256

      74c39126f27e36d582084af61afe00772b722db572edded4f3197ece44c36e6a

    • SHA512

      38717440a1254d61591cc7dd4bc66fab94d599eb30d176069f86ffdbe0135f19cc5f209430c2928d2f449276f669d931673323fd969cda648a22faca75e7b2d6

    • SSDEEP

      24576:kr8/0SLiPVg2ruQFk28H4Z5fYySV7umi36+hn:kry0PV9FDgSG+l

    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