Overview

overview

10

Static

static

01384b94c2...ed.exe

windows7-x64

10

01384b94c2...ed.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    01384b94c25808ed1f6b8d91b184e1adab539ebd8f2c63b2347992820bd42ded

  • Size

    181KB

  • Sample

    221127-3wcazshb25

  • MD5

    388c279f454dc300cd9c809c6a933f86

  • SHA1

    a14c3dd8068a893da6e4d66f7d2f02528685da77

  • SHA256

    01384b94c25808ed1f6b8d91b184e1adab539ebd8f2c63b2347992820bd42ded

  • SHA512

    8d9e69e64ba9cebd413a6c4e7e3bc347054926f241623c4ce6609fac085062e794d2cf98545216c79ec24b672059042337e416baa8aef97594adbfa1abe5c511

  • SSDEEP

    3072:sfKigMo5+zbn0vSXWS1qh2BNqF728MDEbpmPu4:zv5+f0amkBa72ND04

Score
10/10
ctblockerransomware

Malware Config

Extracted

Path

C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\!Decrypt-All-Files-pipalmn.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://pf5dahldauhrjxfd.onion.cab or http://pf5dahldauhrjxfd.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://pf5dahldauhrjxfd.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. GNHKVPO-Q6S44IW-WH5K62A-P7V5SGC-44FMQOP-GKVK4BD-VUV6OGD-M7KQQX2 JQZI5P5-6L3K3DQ-5BP2Q2Q-DFKP7ZX-4SU5FIH-PGSCDKL-SRBJBDA-TTDR3L6 ZCHRK3S-55RPLNF-3DLPUJI-UFFEC3P-QYZMOZJ-CC73AFW-NHC5KVP-WJXHXTN Follow the instructions on the server.
URLs

http://pf5dahldauhrjxfd.onion.cab

http://pf5dahldauhrjxfd.tor2web.org

http://pf5dahldauhrjxfd.onion/

Extracted

Path

C:\Users\Admin\Documents\!Decrypt-All-Files-pipalmn.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://pf5dahldauhrjxfd.onion.cab or http://pf5dahldauhrjxfd.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://pf5dahldauhrjxfd.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. GNHKVPO-Q6S44IW-WH5K62A-P7V5SGC-44FMQOP-GKVK4BD-VUV6OGD-M7KQQX2 JQZI5P5-6L3K3DQ-5BP2Q2Q-DFKP7ZX-4SU5FIH-PGSCDKL-SRBJBDA-TTDR3L6 ZCHRK3S-55RPLNF-3DLPUJI-UFFEC3P-QYZM7LJ-KV73AFW-NHC5KVP-WJXX5YJ Follow the instructions on the server.
URLs

http://pf5dahldauhrjxfd.onion.cab

http://pf5dahldauhrjxfd.tor2web.org

http://pf5dahldauhrjxfd.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://pf5dahldauhrjxfd.onion.cab or http://pf5dahldauhrjxfd.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://pf5dahldauhrjxfd.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://pf5dahldauhrjxfd.onion.cab

http://pf5dahldauhrjxfd.tor2web.org

http://pf5dahldauhrjxfd.onion

Extracted

Path

C:\Users\Admin\Documents\!Decrypt-All-Files-wxsqcsi.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://pf5dahldauhrjxfd.onion.cab or http://pf5dahldauhrjxfd.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://pf5dahldauhrjxfd.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. OEPDF5O-4LJNDHV-6GUPU4R-D5ETOCR-EY4VZD6-KDN2ONA-5K47JTT-A6EM2CS T2GHLAM-GOADOZA-3WKNTE7-EJFU4II-SK2LKR4-JMWDLP6-Z6K54DP-R3KIS2C VJFFHVI-4KEXGPM-6HELCS2-6IOL4EH-C45I4QB-NIO65LK-7QDKCR7-ZNNEIUJ Follow the instructions on the server.
URLs

http://pf5dahldauhrjxfd.onion.cab

http://pf5dahldauhrjxfd.tor2web.org

http://pf5dahldauhrjxfd.onion/

Targets

    • Target

      01384b94c25808ed1f6b8d91b184e1adab539ebd8f2c63b2347992820bd42ded

    • Size

      181KB

    • MD5

      388c279f454dc300cd9c809c6a933f86

    • SHA1

      a14c3dd8068a893da6e4d66f7d2f02528685da77

    • SHA256

      01384b94c25808ed1f6b8d91b184e1adab539ebd8f2c63b2347992820bd42ded

    • SHA512

      8d9e69e64ba9cebd413a6c4e7e3bc347054926f241623c4ce6609fac085062e794d2cf98545216c79ec24b672059042337e416baa8aef97594adbfa1abe5c511

    • SSDEEP

      3072:sfKigMo5+zbn0vSXWS1qh2BNqF728MDEbpmPu4:zv5+f0amkBa72ND04

    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.

    • Loads dropped DLL

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

    • Sets desktop wallpaper using registry

      ransomware

    • Suspicious use of SetThreadContext

    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