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General

  • Target

    106445763c386e992ded6aa68f37f2dd77272d6ea3c6fff34eb70c5ef094aa34

  • Size

    1.2MB

  • Sample

    230225-sbtpesde44

  • MD5

    5b3b6822964b4151c6200ecd89722a86

  • SHA1

    ce7a11dae532b2ade1c96619bbdc8a8325582049

  • SHA256

    106445763c386e992ded6aa68f37f2dd77272d6ea3c6fff34eb70c5ef094aa34

  • SHA512

    2f0d99af35c326cf46810c7421325deb55ae7ca36a8edc2716a3d32d9e6769e0d374581a98912e22fceeb6973e972463ed8b2fa4d4399043c443fa100dfd17b0

  • SSDEEP

    24576:5yY4YriuQJ5X4SuIcmuBLahxwUzN1YyqoVKucvTNLF9:sY4FuIahGxRMoobNLF

Malware Config

Extracted

Family

redline

Botnet

ronur

C2

193.233.20.20:4134

Attributes
  • auth_value

    f88f86755a528d4b25f6f3628c460965

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\Temp1_WannaCrypt0r.zip\@Please_Read_Me@.txt

Family

wannacry

Ransom Note
Q: What's wrong with my files? A: Ooops, your important files are encrypted. It means you will not be able to access them anymore until they are decrypted. If you follow our instructions, we guarantee that you can decrypt all your files quickly and safely! Let's start decrypting! Q: What do I do? A: First, you need to pay service fees for the decryption. Please send $300 worth of bitcoin to this bitcoin address: 12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw Next, please find an application file named "@WanaDecryptor@.exe". It is the decrypt software. Run and follow the instructions! (You may need to disable your antivirus for a while.) Q: How can I trust? A: Don't worry about decryption. We will decrypt your files surely because nobody will trust us if we cheat users. * If you need our assistance, send a message by clicking <Contact Us> on the decryptor window. �
Wallets

12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw

Targets

    • Target

      106445763c386e992ded6aa68f37f2dd77272d6ea3c6fff34eb70c5ef094aa34

    • Size

      1.2MB

    • MD5

      5b3b6822964b4151c6200ecd89722a86

    • SHA1

      ce7a11dae532b2ade1c96619bbdc8a8325582049

    • SHA256

      106445763c386e992ded6aa68f37f2dd77272d6ea3c6fff34eb70c5ef094aa34

    • SHA512

      2f0d99af35c326cf46810c7421325deb55ae7ca36a8edc2716a3d32d9e6769e0d374581a98912e22fceeb6973e972463ed8b2fa4d4399043c443fa100dfd17b0

    • SSDEEP

      24576:5yY4YriuQJ5X4SuIcmuBLahxwUzN1YyqoVKucvTNLF9:sY4FuIahGxRMoobNLF

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Wannacry

      WannaCry is a ransomware cryptoworm.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Windows security modification

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Sets desktop wallpaper using registry

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Hidden Files and Directories

1
T1158

Defense Evasion

Modify Registry

5
T1112

Disabling Security Tools

2
T1089

File Deletion

1
T1107

File Permissions Modification

1
T1222

Hidden Files and Directories

1
T1158

Discovery

System Information Discovery

3
T1082

Query Registry

3
T1012

Peripheral Device Discovery

1
T1120

Command and Control

Web Service

1
T1102

Impact

Inhibit System Recovery

1
T1490

Defacement

1
T1491

Tasks