Resubmissions

05/11/2026, 13:44

261105-q16deacz3j

05/11/2026, 13:30

261105-qrwgvage45

05/11/2026, 13:26

261105-qpxxwsge3910

05/11/2026, 13:25

261105-qn9kaszzgv

27/10/2026, 03:43

261027-eab64aas8x

02/07/2026, 08:12

260702-j3whnacy3p10

02/07/2026, 08:08

260702-j1m4hacx9q10

07/06/2026, 23:05

260607-22zg2abx7v10

07/06/2026, 23:04

260607-219xdabx6w10

06/06/2026, 22:02

260606-1x9xjadt9l

General

  • Target
    Flash-USDT-Sender v2 (2).zip
  • Size 808KB
  • Sample260702-j3whnacy3p
  • SHA256 8018d4a6776fd432ea3d84c4c5cd576894362ef2212f66ec5c4ce6964a78016c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • XWorm V5.0

C2
  • 146.70.34.130:7812

Attributes
  • Install_directory

    %AppData%

  • install_file

    USB.exe

  • telegram

    https://api.telegram.org/bot6110313252:AAE6fFOzBefHnbenT-1DwxI9EBeZQTxbYGk/sendMessage?chat_id=6291749148

Extracted

Family
  • quasar

Version
  • 2.1.0.0

Botnet
  • Office04

C2
  • 146.70.34.130:7812

Mutex
  • VNM_MUTEX_c2q7y2ayYutZ2XaYe7

Attributes
  • encryption_key

    xwXT4WCNnk3vInV5C8eN

  • install_name

    Windows Security Health Service.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Windows Security Health Service

  • subdirectory

    Windows Security Health Service

Extracted

Family
  • asyncrat

Botnet
  • Default

C2
  • https://api.telegram.org/bot6110313252:AAE6fFOzBefHnbenT-1DwxI9EBeZQTxbYGk/sendMessage?chat_id=6291749148

Mutex
  • AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

  • local_host

    127.0.0.1

aes.plain

Targets

    • Target
      Flash-USDT-Sender v2 (2).zip
    • Size 808KB
    • SHA256 8018d4a6776fd432ea3d84c4c5cd576894362ef2212f66ec5c4ce6964a78016c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Flash-USDT-main/.gitignore
    • Size 430B
    • SHA256 29a3db423bf9d10e68f8950af557ddb891f407d262a8286511fb22df48ef458f
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      Flash-USDT-main/Flash USDT v2.exe
    • Size 918KB
    • SHA256 5c9d92a9fc8a5399e2dc146af2c5dfbfdbbf94cd11ea331e9422626026470279
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Detect Xworm Payload

    • Family: AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Family: StormKitty

      StormKitty is an open source info stealer written in C#.

    • Family: VenomRAT

      VenomRAT is a modified version of QuasarRAT with some added features, such as rootkit and stealer capabilites.

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

    • Modifies Windows Defender DisableAntiSpyware settings

    • Modifies Windows Defender Real-time Protection settings

    • Modifies Windows Defender TamperProtection settings

    • Quasar payload

    • StormKitty payload

    • 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.

    • Windows security modification

    • Adds Run key to start application

    • Drops desktop.ini file(s)

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

    • Suspicious use of SetThreadContext

    • Target
      Flash-USDT-main/LICENSE
    • Size 25KB
    • SHA256 20c17d8b8c48a600800dfd14f95d5cb9ff47066a9641ddeab48dc54aec96e331
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10

MITRE ATT&CK Enterprise v16

Tasks