Overview

overview

10

Static

static

3

2026-05-04...ar.exe

windows10-2004-x64

10

2026-05-04...ar.exe

windows11-21h2-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/05/2026, 10:24

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General

  • Target
    2026-05-04_69279c3e5d321b344dccc7c33b3818d9_icedid_njrat_vidar.exe
  • Size 1.3MB
  • Sample260504-mfcc2sct4l
  • SHA256 28e6a40c545ff51503f014769fe35c3e6ffd67484ee060bece830a50e6ec9164
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasiondiscoveryevasionexecutionimpactransomwaretrojan

Malware Config

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 2 IoCs
    defense_evasiontrojan
  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomwaredefense_evasionimpactexecution
  • Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
    ransomwareevasion
  • Disables use of System Restore points 1 TTPs
    defense_evasion
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 2 IoCs
  • Drops desktop.ini file(s) 28 IoCs
  • Enumerates connected drives 3 TTPs 24 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
    ransomware
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

    discovery
  • Interacts with shadow copies 3 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Modifies Control Panel 3 IoCs
    defense_evasion
  • Modifies registry class 4 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 26 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • Uses Volume Shadow Copy service COM API

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

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-04_69279c3e5d321b344dccc7c33b3818d9_icedid_njrat_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-04_69279c3e5d321b344dccc7c33b3818d9_icedid_njrat_vidar.exe"
    1⤵
    • Modifies Windows Defender Real-time Protection settings
    • Checks computer location settings
    • Drops startup file
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1732
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c vssadmin Delete Shadows /All /Quiet
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3784
      • C:\Windows\system32\vssadmin.exe
        vssadmin Delete Shadows /All /Quiet
        3⤵
        • Interacts with shadow copies
        PID:2964
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c bcdedit /set {default} recoveryenabled No
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2032
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {default} recoveryenabled No
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:2656
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c bcdedit /set {default} bootstatuspolicy ignoreallfailures
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4124
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {default} bootstatuspolicy ignoreallfailures
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:5096
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c wmic SHADOWCOPY /nointeractive
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3820
      • C:\Windows\System32\Wbem\WMIC.exe
        wmic SHADOWCOPY /nointeractive
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4580
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c for /F "tokens = *" %1 in ('wevtutil.exe el') DO wevtutil.exe cl "%1"
      2⤵
        PID:2528
      • C:\Windows\system32\NOTEPAD.EXE
        "C:\Windows\system32\NOTEPAD.EXE" C:\Program Files\dotnet\READ-ME.txt
        2⤵
          PID:5840
        • C:\Windows\System32\cmd.exe
          "C:\Windows\System32\cmd.exe" (/c ping 127.0.0.1 -n 5 > nul & del "C:\Users\Admin\AppData\Local\Temp\2026-05-04_69279c3e5d321b344dccc7c33b3818d9_icedid_njrat_vidar.exe"
          2⤵
          • System Network Configuration Discovery: Internet Connection Discovery
          • Suspicious use of WriteProcessMemory
          PID:2452
          • C:\Windows\system32\PING.EXE
            ping 127.0.0.1 -n 5
            3⤵
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:5372
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4260

      Network

            MITRE ATT&CK Enterprise v16

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            Downloads

            READ-ME.txt
            • Path C:\Program Files\7-Zip\READ-ME.txt
            • Size 596B
            • SHA256 2ab29d2a168677995653ad0eeccb9d646f943f933a8fe4ecec9d41dee89fb6f7
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            memory/1732-0-0x00007FF6B6CD0000-0x00007FF6B6E27000-memory.dmp
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            memory/1732-3-0x00000217E0440000-0x00000217E044C000-memory.dmp
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            memory/1732-4-0x00000217E1F90000-0x00000217E203D000-memory.dmp
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            memory/1732-8239-0x00000217E1F90000-0x00000217E203D000-memory.dmp
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            memory/1732-8581-0x00000217E1F90000-0x00000217E203D000-memory.dmp
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            memory/1732-8598-0x00000217E0440000-0x00000217E044C000-memory.dmp
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            memory/1732-8599-0x00000217E1F90000-0x00000217E203D000-memory.dmp
            Download

            memory/5840-8582-0x000001CC7E4C0000-0x000001CC7E56D000-memory.dmp
            Download