Analysis

  • max time kernel
    149s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    28/08/2026, 21:36

General

  • Target
    2026-08-28_13eb4f787ff5a56e73b951802c1d710a_elex_stop_vidar.exe
  • Size 1.9MB
  • Sample260828-1f571stdpb
  • SHA256 9d63b1a31acb8ad4c5715ea9d9d05ab6b2c0985c7cafac4958acc3c1058f8ebf
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Creates new service(s) 2 TTPs
  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Launches sc.exe 2 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Executes a command shell one-liner 1 TTPs 3 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-28_13eb4f787ff5a56e73b951802c1d710a_elex_stop_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-28_13eb4f787ff5a56e73b951802c1d710a_elex_stop_vidar.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4720
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c schtasks /create /tn "Microsoft\Windows\MemoryDiagnostic\MicrosoftEdgeUpdateTask_CABAACCAAABBCCCABCCBCBABCACBCACABBBACACCBCAACBBCAABBACCBACACACAACAABCBBBCACAAAABCCCCBBAAABBBBACCBCCAAAC" /tr "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ABCBBBCCCBBBCBACCCCAACAACBACABBCABBAACBABBACCBBBCBABACC.exe" /sc minute /mo 30 /ru SYSTEM /f
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3488
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /tn "Microsoft\Windows\MemoryDiagnostic\MicrosoftEdgeUpdateTask_CABAACCAAABBCCCABCCBCBABCACBCACABBBACACCBCAACBBCAABBACCBACACACAACAABCBBBCACAAAABCCCCBBAAABBBBACCBCCAAAC" /tr "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ABCBBBCCCBBBCBACCCCAACAACBACABBCABBAACBABBACCBBBCBABACC.exe" /sc minute /mo 30 /ru SYSTEM /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1856
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc create "UserDataSvc_CBAACCCBBCABCABAABAACAACAAAABACACBCBCABCAABBAACCBBA" binPath= "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ABCBBBCCCBBBCBACCCCAACAACBACABBCABBAACBABBACCBBBCBABACC.exe" start= auto displayName= "UserDataSvc_CBAACCCBBCABCABAABAACAACAAAABACACBCBCABCAABBAACCBBA"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4076
      • C:\Windows\SysWOW64\sc.exe
        sc create "UserDataSvc_CBAACCCBBCABCABAABAACAACAAAABACACBCBCABCAABBAACCBBA" binPath= "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ABCBBBCCCBBBCBACCCCAACAACBACABBCABBAACBABBACCBBBCBABACC.exe" start= auto displayName= "UserDataSvc_CBAACCCBBCABCABAABAACAACAAAABACACBCBCABCAABBAACCBBA"
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:2072
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc start "UserDataSvc_CBAACCCBBCABCABAABAACAACAAAABACACBCBCABCAABBAACCBBA"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2240
      • C:\Windows\SysWOW64\sc.exe
        sc start "UserDataSvc_CBAACCCBBCABCABAABAACAACAAAABACACBCBCABCAABBAACCBBA"
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:1432
  • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ABCBBBCCCBBBCBACCCCAACAACBACABBCABBAACBABBACCBBBCBABACC.exe
    C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ABCBBBCCCBBBCBACCCCAACAACBACABBCABBAACBABBACCBBBCBABACC.exe
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4224
    • C:\Windows\SysWOW64\notepad.exe
      "notepad.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4432
      • C:\Windows\SysWOW64\calc.exe
        calc.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        PID:4268
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:4936
  • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BACCCACABBACABBBAACBCBACBBAACCCACABCBACCBBCCABABCCBCABA.exe
    C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BACCCACABBACABBBAACBCBACBBAACCCACABCBACCBBCCABABCCBCABA.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4308
  • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ABCBBBCCCBBBCBACCCCAACAACBACABBCABBAACBABBACCBBBCBABACC.exe
    C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ABCBBBCCCBBBCBACCCCAACAACBACABBCABBAACBABBACCBBBCBABACC.exe
    1⤵
    • Executes dropped EXE
    PID:1344

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        qap`g`v~dtlq

        • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
        • Size 10B
        • SHA256 3744bf8f5e3b08bad4dcd5cc2fa45983f10589077064af0f291756ea3c60fb41
        • MD5 SHA1 SHA512

        qap`g`v~dtlq

        • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
        • Size 10B
        • SHA256 7e025ce811cdda7ceef8f54d30a3107f898c782969b82f5ee9cc9144086785e7
        • MD5 SHA1 SHA512

        qap`g`v~dtlq

        • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
        • Size 10B
        • SHA256 ce14a3f3e04da64b6a8bdf35da3cb6a4afc5fc89b2beaa1d5c0bffa26692f961
        • MD5 SHA1 SHA512

        qap`g`v~dtlq

        • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
        • Size 10B
        • SHA256 f7df104becfdc1b7fd0045b8bc769d120e3d04fb481c1632a5a34e86b06efe92
        • MD5 SHA1 SHA512

        qap`g`v~dtlq

        • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
        • Size 10B
        • SHA256 edecda2c692015ef537f9119293d4ba6829c13d7f99e30d0626b7ec074b772e2
        • MD5 SHA1 SHA512

        qap`g`v~dtlq

        • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
        • Size 10B
        • SHA256 87b14a580158e1e03f22244e5a48432a2ec3696726d3ec8de2ec31bab752c26e
        • MD5 SHA1 SHA512

        svchost_ABCBBBCCCBBBCBACCCCAACAACBACABBCABBAACBABBACCBBBCBABACC.exe

        • Path C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ABCBBBCCCBBBCBACCCCAACAACBACABBCABBAACBABBACCBBBCBABACC.exe
        • Size 1.9MB
        • SHA256 9d63b1a31acb8ad4c5715ea9d9d05ab6b2c0985c7cafac4958acc3c1058f8ebf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        virus_log.txt

        • Path C:\Users\Public\Documents\Microsoft\Windows\Logs\virus_log.txt
        • Size 930B
        • SHA256 a1d76e882ac922f3a315afb04969b9ac779184235df414d4ac797c01f4b00dd6
        • MD5 SHA1 SHA512 TLSH

        memory/1344-89-0x0000000000E30000-0x0000000000E51000-memory.dmp

        memory/4224-26-0x0000000000E30000-0x0000000000E51000-memory.dmp

        memory/4224-36-0x0000000000E30000-0x0000000000E51000-memory.dmp

        memory/4308-87-0x0000000000ED0000-0x0000000000EF1000-memory.dmp

        memory/4432-60-0x00000000024A0000-0x00000000024A1000-memory.dmp

        memory/4720-7-0x0000000000890000-0x00000000008B1000-memory.dmp

        memory/4720-0-0x0000000000890000-0x00000000008B1000-memory.dmp