Resubmissions

16-01-2025 09:46

250116-lrv4vsvrfl 10

15-01-2025 12:06

250115-n97aystnfk 10

15-01-2025 10:51

250115-mx45dssmbn 10

General

  • Target

    2025-01-15_274aee2df7cc4e710e92fd1cdf3c6149_darkside

  • Size

    149KB

  • Sample

    250115-n97aystnfk

  • MD5

    274aee2df7cc4e710e92fd1cdf3c6149

  • SHA1

    af5a7941c9daef02cc7d13e433227a96af79c50c

  • SHA256

    6e8a174a9bcf36890ed5b6b3666400b2393a45eb21ffe826067e3124f1377c21

  • SHA512

    3c9adc624bd18d51334216fc0f987df3b44202546ea58f08686d401fd2da0c1f603a3ff8f6d7225d612272cd083ccaad35ce5c1530640ae8042b62d3b80dc418

  • SSDEEP

    1536:/zICS4AAwczUUf8y8gvMH+1zGSNAojMP95D1xDusQZpHk1/Rf1YW1Eb4QXIWLUyz:AqJogYkcSNm9V7DusUpE1phELlT

Malware Config

Extracted

Path

C:\XIrEPF3D0.README.txt

Family

lockbit

Ransom Note
~~~ LockBit 3.0 the world's fastest ransomware since 2019 ~~~ >>>>> Your data are stolen and encrypted! The data will be published and sold on Dark Web if you do not pay the ransom. >>>>> What guarantees that we will not deceive you? We are the oldest extortion gang on the planet and nothing is more important to us than our reputation. We are not a politically motivated group and want nothing but financial rewards for our work. If we defraud even one client, other clients will not pay us. In 5 years, not a single client has been left dissatisfied after making a deal with us. If you pay the ransom, we will fulfill all the terms we agreed upon during the negotiation process. Treat this situation simply as a paid training session for your system administrators, because it was the misconfiguration of your corporate network that allowed us to attack you. Our pentesting services should be paid for the same way you pay your system administrators' salaries. >>>>> Warning! Do not delete or modify encrypted files, it will lead to irreversible problems with decryption of files! >>>>> Don't go to the police or the FBI for help and don't tell anyone that we attacked you. They will forbid you from paying the ransom and will not help you in any way, you will be left with encrypted files and your business will die. >>>>> When buying bitcoin, do not tell anyone the true purpose of the purchase. Some brokers, especially in the US, do not allow you to buy bitcoin to pay ransom. Communicate any other reason for the purchase, such as: personal investment in cryptocurrency, bitcoin as a gift, paying to buy assets for your business using bitcoin, cryptocurrency payment for consulting services, cryptocurrency payment for any other services, cryptocurrency donations, buying bitcoin to participate in ICO and buy other cryptocurrencies, buying cryptocurrencies to leave an inheritance for your children, or any other purpose for buying cryptocurrency. Also you can use adequate cryptocurrency brokers who do not ask questions for what you buy cryptocurrency. >>>>> After buying cryptocurrency from a broker, store the cryptocurrency on a cold wallet, such as - or any other cold cryptocurrency wallet, more details on https://bitcoin.org. By paying the ransom from your personal cold cryptocurrency wallet, you will avoid any problems from regulators, police and brokers. >>>>> Don't be afraid of any legal consequences, you were very scared, that's why you followed all our instructions, it's not your fault if you are very scared. Not a single company that paid us has had issues. Any excuses are just for insurance company to not pay on their obligation. >>>>> You need to contact us using qTox messenger: https://tox.chat/download.html Using qTox messenger, state the name of your company because you are not the only one we target. Our Tox ID (Striker): 91484E29483E5AF0F3C99BE4F3B9B15A2758B945C839097D0C90E88D66486442D96365D2E29E You only have 3 days to contact us.
URLs

https://tox.chat/download.html

Targets

    • Target

      2025-01-15_274aee2df7cc4e710e92fd1cdf3c6149_darkside

    • Size

      149KB

    • MD5

      274aee2df7cc4e710e92fd1cdf3c6149

    • SHA1

      af5a7941c9daef02cc7d13e433227a96af79c50c

    • SHA256

      6e8a174a9bcf36890ed5b6b3666400b2393a45eb21ffe826067e3124f1377c21

    • SHA512

      3c9adc624bd18d51334216fc0f987df3b44202546ea58f08686d401fd2da0c1f603a3ff8f6d7225d612272cd083ccaad35ce5c1530640ae8042b62d3b80dc418

    • SSDEEP

      1536:/zICS4AAwczUUf8y8gvMH+1zGSNAojMP95D1xDusQZpHk1/Rf1YW1Eb4QXIWLUyz:AqJogYkcSNm9V7DusUpE1phELlT

    • Lockbit

      Ransomware family with multiple variants released since late 2019.

    • Lockbit family

    • Renames multiple (327) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Drops desktop.ini file(s)

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • Drops file in System32 directory

    • Sets desktop wallpaper using registry

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks