Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    03/05/2026, 12:10

General

  • Target
    2026-05-03_ad6ec950a67cd2ab9ae191e27b6ce68a_glassworm_icedid_vidar.exe
  • Size 356KB
  • Sample260503-pb8a2abz2r
  • SHA256 16bd138ca122dd33649f7ecd3f92eee6ee336422ccc95347559bd0e03de60e9a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • cobaltstrike

C2
  • http://webcdns.com:2083/static-directory/lt.mp3

Attributes
  • user_agent

    Host: webcdns.com Connection: close Accept: image/* User-Agent: Mozilla/5.0 (Windows Phone 10.0; Android 6.0.1; Microsoft; RM-1152) AppleWebKit/537.36 (KHTML, like Gecko)

Signatures

  • Family: Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-03_ad6ec950a67cd2ab9ae191e27b6ce68a_glassworm_icedid_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-03_ad6ec950a67cd2ab9ae191e27b6ce68a_glassworm_icedid_vidar.exe"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4560
    • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\28e5e2a39c64cd8236584c4d15b107e75ae9e9a7189cce19e68d8e16319be084.bin.docx" /o ""
      2⤵
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:4440

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        28e5e2a39c64cd8236584c4d15b107e75ae9e9a7189cce19e68d8e16319be084.bin.docx

        • Path C:\28e5e2a39c64cd8236584c4d15b107e75ae9e9a7189cce19e68d8e16319be084.bin.docx
        • Size 86KB
        • SHA256 ab1ea86901d77136150063aee9ba765af8780af65b666cad493519083a3ff9d6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sist02.xsl

        • Path C:\Users\Admin\AppData\Local\Temp\TCD869B.tmp\sist02.xsl
        • Size 245KB
        • SHA256 ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4440-6-0x00007FF9E5990000-0x00007FF9E59A0000-memory.dmp

        memory/4440-12-0x00007FF9E5990000-0x00007FF9E59A0000-memory.dmp

        memory/4440-5-0x00007FF9E5990000-0x00007FF9E59A0000-memory.dmp

        memory/4440-11-0x00007FFA25910000-0x00007FFA25B05000-memory.dmp

        memory/4440-10-0x00007FF9E5990000-0x00007FF9E59A0000-memory.dmp

        memory/4440-9-0x00007FFA25910000-0x00007FFA25B05000-memory.dmp

        memory/4440-13-0x00007FFA25910000-0x00007FFA25B05000-memory.dmp

        memory/4440-7-0x00007FF9E5990000-0x00007FF9E59A0000-memory.dmp

        memory/4440-14-0x00007FF9E31C0000-0x00007FF9E31D0000-memory.dmp

        memory/4440-15-0x00007FF9E31C0000-0x00007FF9E31D0000-memory.dmp

        memory/4440-8-0x00007FFA259AD000-0x00007FFA259AE000-memory.dmp

        memory/4440-21-0x00007FFA25910000-0x00007FFA25B05000-memory.dmp

        memory/4440-23-0x000001F8BAC10000-0x000001F8BACB9000-memory.dmp

        memory/4560-22-0x0000013ED1C20000-0x0000013ED1CC9000-memory.dmp

        memory/4560-4-0x0000013ED1EA0000-0x0000013ED1EA1000-memory.dmp