Resubmissions

22-11-2023 01:16

231122-bm924she63 1

05-06-2023 18:52

230605-xja99sag8x 6

01-06-2023 19:18

230601-x1b8wsgd5x 10

01-06-2023 17:57

230601-wjvhgaff56 10

01-06-2023 16:56

230601-vfpx5sfd87 6

01-06-2023 16:38

230601-t5dqqsfc93 10

01-06-2023 16:19

230601-tsv49afc46 10

01-06-2023 16:10

230601-tmev3sfc22 10

General

Malware Config

Extracted

Family

redline

Botnet

diza

C2

185.161.248.37:4138

83.97.73.127:19045

Attributes
  • auth_value

    0d09b419c8bc967f91c68be4a17e92ee

Extracted

Family

redline

Botnet

dix

C2

77.91.124.251:19065

Attributes
  • auth_value

    9b544b3d9c88af32e2f5bf8705f9a2fb

Extracted

Family

redline

Botnet

rocker

C2

83.97.73.127:19045

Attributes
  • auth_value

    b4693c25843b5a1c7d63376e73e32dae

Extracted

Path

C:\Program Files\Java\jdk1.8.0_66\Restore-My-Files.txt

Ransom Note
LockBit 2.0 Ransomware Your data are stolen and encrypted The data will be published on TOR website http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion and https://bigblog.at if you do not pay the ransom You can contact us and decrypt one file for free on these TOR sites http://lockbitsup4yezcd5enk5unncx3zcy7kw6wllyqmiyhvanjj352jayid.onion http://lockbitsap2oaqhcun3syvbqt6n5nzt7fqosc6jdlmsfleu3ka4k2did.onion OR https://decoding.at Decryption ID: FB5EDCE4A6E87875DFED87DC8A0BC71D
URLs

http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion

https://bigblog.at

http://lockbitsup4yezcd5enk5unncx3zcy7kw6wllyqmiyhvanjj352jayid.onion

http://lockbitsap2oaqhcun3syvbqt6n5nzt7fqosc6jdlmsfleu3ka4k2did.onion

https://decoding.at

Targets

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • 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.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks