General

  • Target

    2024-04-28_0d74b1b35a300a46c077a159c9bb1f54_chaos_destroyer_wannacry

  • Size

    28KB

  • Sample

    240428-twvynabf68

  • MD5

    0d74b1b35a300a46c077a159c9bb1f54

  • SHA1

    cf866b0dd5eed866cee681a61dcad1d2a2b868e9

  • SHA256

    ae0f395572e1922d28a526075665b5be9cf619044348fe9058569f9dd94f52c9

  • SHA512

    dd0487163c66c7f8ddc7d36191abed25e1f4163852c72cecd506dafc16f7ccd4947f79f4dff006773cc11076b46d22cdb1de776f8b637ad60918135b2ef0a8cd

  • SSDEEP

    768:dn3kIompLNMfKXROor9inlucg+wiNzGp5ek:t3kI/OIEor9inVg+Zk

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\important.txt

Ransom Note
All of your files have been encrypted Your computer was infected with a ransomware virus. Your files have been encrypted and you won't be able to decrypt them without our help.What can I do to get my files back?You can buy our special decryption software, this software will allow you to recover all of your data and remove the ransomware from your computer.The price for the software is $1,500. Payment can be made in Bitcoin only. We also have all your passwords and cookies so you cannot escape. How do I pay, where do I get Bitcoin? Purchasing Bitcoin varies from country to country, you are best advised to do a quick google search yourself to find out how to buy Bitcoin. Many of our customers have reported these sites to be fast and reliable: Coinmama - https://www.coinmama.com Bitpanda - https://www.bitpanda.com Payment informationAmount: 0.0079 BTC Bitcoin Address: 3Gq3M3xz5dstUaCn7iLLxLRTBMs3BLKwPn
Wallets

3Gq3M3xz5dstUaCn7iLLxLRTBMs3BLKwPn

URLs

https://www.coinmama.com

https://www.bitpanda.com

Targets

    • Target

      2024-04-28_0d74b1b35a300a46c077a159c9bb1f54_chaos_destroyer_wannacry

    • Size

      28KB

    • MD5

      0d74b1b35a300a46c077a159c9bb1f54

    • SHA1

      cf866b0dd5eed866cee681a61dcad1d2a2b868e9

    • SHA256

      ae0f395572e1922d28a526075665b5be9cf619044348fe9058569f9dd94f52c9

    • SHA512

      dd0487163c66c7f8ddc7d36191abed25e1f4163852c72cecd506dafc16f7ccd4947f79f4dff006773cc11076b46d22cdb1de776f8b637ad60918135b2ef0a8cd

    • SSDEEP

      768:dn3kIompLNMfKXROor9inlucg+wiNzGp5ek:t3kI/OIEor9inVg+Zk

    • Chaos

      Ransomware family first seen in June 2021.

    • Chaos Ransomware

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Detects command variations typically used by ransomware

    • Modifies boot configuration data using bcdedit

    • Deletes backup catalog

      Uses wbadmin.exe to inhibit system recovery.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • Drops desktop.ini file(s)

    • Sets desktop wallpaper using registry

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

Defense Evasion

Indicator Removal

3
T1070

File Deletion

3
T1070.004

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Impact

Inhibit System Recovery

4
T1490

Defacement

1
T1491

Tasks