Resubmissions

15/02/2025, 02:00

250215-cfg87asrcx 10

08/02/2025, 23:42

250208-3p5zqaxrey 10

08/02/2025, 23:23

250208-3c8j3sxnex 10

General

  • Target

    checker nitro.rar

  • Size

    15.6MB

  • Sample

    250215-cfg87asrcx

  • MD5

    c73d1772a77559aff4de897ec7423050

  • SHA1

    d58574339d8a56448486759c96bb3b49970e916d

  • SHA256

    952267929c570c1d6550daee56969b9ac7a7e32c0fec499657eb9cd77e0bf332

  • SHA512

    7445fcebb4d2e3a341798a4bab76b9ca41f724086d33ce857c6c9ddee3d45979a32efe072dca455f7c3b64d694f890b3cd3f9862b055a08a2fa3bcc60ab375ef

  • SSDEEP

    393216:hf8cbBYYbZmgLEJxG0P8fRbOcEgrhi2XW4oUhumft/Q1:hUeZVmgIfjkhEgliGqUhumfC1

Malware Config

Targets

    • Target

      checker nitro/checker de nitro.exe

    • Size

      15.7MB

    • MD5

      829823ecaf20b2cadacfc2a2caad0dc0

    • SHA1

      8ba0f8105fb37d1c0912cd743de0e18a89764252

    • SHA256

      4d241c03dc903dd9330360e59b7dffcc3efb3a0fc4d916b35536d99d06de5c9c

    • SHA512

      15d55a41043fb59b3e97b7ea63e7290c631630adccb63bfc9044c02733fe8ca126b1e7d40edcfb3b475de9fd18328ca4b478dadf08537edb4197e9a337f00395

    • SSDEEP

      393216:Zt6WBACSY/+0ItJeluL6LIH20drLYRZjop:ZtVB1/vIMul3aZjop

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Downloads MZ/PE file

    • Clipboard Data

      Adversaries may collect data stored in the clipboard from users copying information within or between applications.

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • Enumerates processes with tasklist

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks