Resubmissions

21/09/2026, 15:47

260921-s8l1vasx8r10

13/01/2026, 15:20

260113-sq6brsa18f10

13/04/2025, 10:27

250413-mg45fstk1710

28/11/2024, 05:26

241128-f5dh3stlbl10

28/11/2024, 05:24

241128-f317cstkfp10

27/09/2024, 19:50

240927-ykppqayfma10

20/08/2024, 17:46

240820-wcsqasyhjm10

11/12/2023, 06:01

231211-gq31vsgbh310

General

  • Target
    SeroXen_Cracked-main.zip
  • Size 8.2MB
  • Sample250413-mg45fstk17
  • SHA256 deadf947dc6be85497b30473dcd6ab9a711b2e0a02df847c25f8fd15589a9c8b
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • quasar

Version
  • 1.0.0.0

Botnet
  • v2.2.5 | SeroXen

C2
  • kimsoylak.ddns.net:4782

Mutex
  • 2cc9d61f-950d-4f23-b7d5-45d9dda2f256

Attributes
  • encryption_key

    F467D794B2E1081B6AD1EAD5813AFA74F053248D

  • install_name

    .exe

  • log_directory

    $sxr-Logs

  • reconnect_delay

    1

Targets

    • Target
      SeroXen Crack/SeroXen-install.bat
    • Size 12.6MB
    • SHA256 78b0a14a882dec287c0dc5a294ad02a4a5aaa0d130839d49f282c7d61069471f
    • MD5 SHA1 SHA512 SSDEEP
    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Seroxen family

    • Seroxen, Ser0xen

      Seroxen or SeroXen aka Ser0Xen is a trojan fist disovered in late 2022.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Indicator Removal: Clear Windows Event Logs

      Clear Windows Event Logs to hide the activity of an intrusion.

    • Hide Artifacts: Hidden Window

      Windows that would typically be displayed when an application carries out an operation can be hidden.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks