General

  • Target

    bb1b5b72a867a401876a6ad6a9bcc1f4af9f4e4fdb568ef7ce2b812796b48c7a.bin

  • Size

    11KB

  • Sample

    210118-8825mdkdsn

  • MD5

    f3d78f15bf85aa14f71979585d310ae7

  • SHA1

    1e73b89abd5e0e0e74291d5ebb4f10574a9ef2e2

  • SHA256

    bb1b5b72a867a401876a6ad6a9bcc1f4af9f4e4fdb568ef7ce2b812796b48c7a

  • SHA512

    ef251e35c6047df225d937b568ded6ad9ee8e72235fac6ce6c04e9287f01aad65c63ada7e65e304ac094029f0a768d2697c3960dde818f7cf0f73cd81283e087

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\READ_ME.hta

Ransom Note
E P S I L O N Ransomware ⠀ As you can see, all your files got encrypted. Thats why your files are no longer readable. If you want them back, please contact us at our email below. You can send us a couple of files and we will return the restored ones to prove that only we can do it. [email protected] You can ask for more details and more help by email. You can learn more about bitcoin and encryption on wikipedia. https://wikipedia.org/wiki/Bitcoinhttps://wikipedia.org/wiki/Encryption ⠀ If you already submited your payement, you will receive your private key and another decryption key with the special decryption software. More informations: 1. the infection was due to vulnerabilities in your software. 2. our goal is to return your data, but if you don't contact us, we will not succeed. IMPORTANT: 1. if you want to make sure that it is impossible to recover files using third-party software, do this not on all files, otherwise you may lose all data. 2. only communication through our email can guarantee file recover for you. We are not responsible for the actions of third parties who promise to help you - most often they are scammers. 3. please, do not try to rename encrypted files.
URLs

https://wikipedia.org/wiki/Bitcoinhttps://wikipedia.org/wiki/Encryption

Targets

    • Target

      bb1b5b72a867a401876a6ad6a9bcc1f4af9f4e4fdb568ef7ce2b812796b48c7a.bin

    • Size

      11KB

    • MD5

      f3d78f15bf85aa14f71979585d310ae7

    • SHA1

      1e73b89abd5e0e0e74291d5ebb4f10574a9ef2e2

    • SHA256

      bb1b5b72a867a401876a6ad6a9bcc1f4af9f4e4fdb568ef7ce2b812796b48c7a

    • SHA512

      ef251e35c6047df225d937b568ded6ad9ee8e72235fac6ce6c04e9287f01aad65c63ada7e65e304ac094029f0a768d2697c3960dde818f7cf0f73cd81283e087

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Executes dropped EXE

    • Drops startup file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

File Deletion

2
T1107

Modify Registry

3
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Collection

Data from Local System

1
T1005

Impact

Inhibit System Recovery

2
T1490

Tasks