Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    19/04/2026, 00:08

General

  • Target
    2026-04-18_ede34c3866d70152496ad6f599805d00_glassworm_icedid_vidar.exe
  • Size 356KB
  • Sample260419-aewdbaf13t
  • SHA256 2e0e07596eb950c216ce2e226475c20db1c74ded2b3dc9122976d3e22f41addf
  • 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.

  • 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\2026-04-18_ede34c3866d70152496ad6f599805d00_glassworm_icedid_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-18_ede34c3866d70152496ad6f599805d00_glassworm_icedid_vidar.exe"
    1⤵
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3164
    • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\54e34fa14a1c052336f5da07550c550c7f43cb380a594b0964c206fbbb08dd5c.bin.docx" /o ""
      2⤵
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:5008

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        54e34fa14a1c052336f5da07550c550c7f43cb380a594b0964c206fbbb08dd5c.bin.docx

        • Path C:\54e34fa14a1c052336f5da07550c550c7f43cb380a594b0964c206fbbb08dd5c.bin.docx
        • Size 86KB
        • SHA256 ab1ea86901d77136150063aee9ba765af8780af65b666cad493519083a3ff9d6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sist02.xsl

        • Path C:\Users\Admin\AppData\Local\Temp\TCDF401.tmp\sist02.xsl
        • Size 245KB
        • SHA256 ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3164-4-0x0000023B917F0000-0x0000023B917F1000-memory.dmp

        memory/3164-31-0x0000023B8F9F0000-0x0000023B8FA9E000-memory.dmp

        memory/5008-6-0x00007FF8536B0000-0x00007FF8536C0000-memory.dmp

        memory/5008-17-0x00007FF8512A0000-0x00007FF8512B0000-memory.dmp

        memory/5008-14-0x00007FF893620000-0x00007FF893829000-memory.dmp

        memory/5008-16-0x00007FF893620000-0x00007FF893829000-memory.dmp

        memory/5008-15-0x00007FF893620000-0x00007FF893829000-memory.dmp

        memory/5008-13-0x00007FF893620000-0x00007FF893829000-memory.dmp

        memory/5008-12-0x00007FF893620000-0x00007FF893829000-memory.dmp

        memory/5008-11-0x00007FF893620000-0x00007FF893829000-memory.dmp

        memory/5008-9-0x00007FF8536B0000-0x00007FF8536C0000-memory.dmp

        memory/5008-10-0x00007FF8536B0000-0x00007FF8536C0000-memory.dmp

        memory/5008-18-0x00007FF8512A0000-0x00007FF8512B0000-memory.dmp

        memory/5008-8-0x00007FF8936C4000-0x00007FF8936C5000-memory.dmp

        memory/5008-30-0x00007FF893620000-0x00007FF893829000-memory.dmp

        memory/5008-7-0x00007FF8536B0000-0x00007FF8536C0000-memory.dmp

        memory/5008-32-0x0000023BD4600000-0x0000023BD466F000-memory.dmp

        memory/5008-37-0x0000023BD4600000-0x0000023BD466F000-memory.dmp

        memory/5008-153-0x0000023BD4600000-0x0000023BD466F000-memory.dmp

        memory/5008-155-0x0000023BD4600000-0x0000023BD466F000-memory.dmp

        memory/5008-5-0x00007FF8536B0000-0x00007FF8536C0000-memory.dmp

        memory/5008-190-0x0000023BD4600000-0x0000023BD466F000-memory.dmp