Analysis

  • max time kernel
    299s
  • max time network
    279s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    23/05/2026, 02:01

General

  • Target
    attachment (1).eml
  • Size 181KB
  • Sample260523-cf29csay5k
  • SHA256 c7c2856d9ccc6168a2569fe532e7b9ded177a123574cc0b5aaf769b88411d26d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • A potential corporate email address has been identified in the URL: [email protected]
  • Checks processor information in registry 2 TTPs 4 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 32 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\OUTLOOK.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\OUTLOOK.EXE" /eml "C:\Users\Admin\AppData\Local\Temp\attachment (1).eml"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:4368

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        CUSTOM.DIC

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\UProof\CUSTOM.DIC
        • Size 2B
        • SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
        • MD5 SHA1 SHA512

        memory/4368-6-0x00007FFFAF1F0000-0x00007FFFAF3E5000-memory.dmp

        memory/4368-8-0x00007FFFAF1F0000-0x00007FFFAF3E5000-memory.dmp

        memory/4368-5-0x00007FFF6F270000-0x00007FFF6F280000-memory.dmp

        memory/4368-2-0x00007FFF6F270000-0x00007FFF6F280000-memory.dmp

        memory/4368-1-0x00007FFF6F270000-0x00007FFF6F280000-memory.dmp

        memory/4368-0-0x00007FFF6F270000-0x00007FFF6F280000-memory.dmp

        memory/4368-7-0x00007FFFAF1F0000-0x00007FFFAF3E5000-memory.dmp

        memory/4368-4-0x00007FFF6F270000-0x00007FFF6F280000-memory.dmp

        memory/4368-10-0x00007FFFAF1F0000-0x00007FFFAF3E5000-memory.dmp

        memory/4368-9-0x00007FFFAF1F0000-0x00007FFFAF3E5000-memory.dmp

        memory/4368-11-0x00007FFF6CC50000-0x00007FFF6CC60000-memory.dmp

        memory/4368-12-0x00007FFF6CC50000-0x00007FFF6CC60000-memory.dmp

        memory/4368-15-0x00007FFFAF1F0000-0x00007FFFAF3E5000-memory.dmp

        memory/4368-3-0x00007FFFAF28D000-0x00007FFFAF28E000-memory.dmp