Analysis

  • max time kernel
    148s
  • max time network
    133s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    28/08/2026, 21:56

General

  • Target
    2026-08-28_1137b9daf5c768f0695625926528ecae_elex_vidar_wannacry.exe
  • Size 3.9MB
  • Sample260828-1trlsattav
  • SHA256 5dd12e41e2072713111a987c92a4d5ffbb8f0d6370e7d8bc70aa4cbb81edb6db
  • 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 9 IoCs

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

  • 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-28_1137b9daf5c768f0695625926528ecae_elex_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-28_1137b9daf5c768f0695625926528ecae_elex_vidar_wannacry.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:4768
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c schtasks /create /tn "Microsoft\Windows\MemoryDiagnostic\MicrosoftEdgeUpdateTask_BCACCBABBBCABABABAABAACACAACACBBACBBBBABBBBAABCACCBBAAAACBAAACABCCACCCBABBABBBAABACCAABABCBCBBCBABBCABB" /tr "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CACABBCCBAABCCCAAACABBCBACAABCBCBBBBCBBBCABABCAAACBCBCA.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:5720
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /tn "Microsoft\Windows\MemoryDiagnostic\MicrosoftEdgeUpdateTask_BCACCBABBBCABABABAABAACACAACACBBACBBBBABBBBAABCACCBBAAAACBAAACABCCACCCBABBABBBAABACCAABABCBCBBCBABBCABB" /tr "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CACABBCCBAABCCCAAACABBCBACAABCBCBBBBCBBBCABABCAAACBCBCA.exe" /sc minute /mo 30 /ru SYSTEM /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:6064
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc create "UserDataSvc_ABCCCBBCCACACBABCBCBCACBBAACBCAACABBABABCBABCCBBCAB" binPath= "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CACABBCCBAABCCCAAACABBCBACAABCBCBBBBCBBBCABABCAAACBCBCA.exe" start= auto displayName= "UserDataSvc_ABCCCBBCCACACBABCBCBCACBBAACBCAACABBABABCBABCCBBCAB"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5552
      • C:\Windows\SysWOW64\sc.exe
        sc create "UserDataSvc_ABCCCBBCCACACBABCBCBCACBBAACBCAACABBABABCBABCCBBCAB" binPath= "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CACABBCCBAABCCCAAACABBCBACAABCBCBBBBCBBBCABABCAAACBCBCA.exe" start= auto displayName= "UserDataSvc_ABCCCBBCCACACBABCBCBCACBBAACBCAACABBABABCBABCCBBCAB"
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:1848
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc start "UserDataSvc_ABCCCBBCCACACBABCBCBCACBBAACBCAACABBABABCBABCCBBCAB"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1952
      • C:\Windows\SysWOW64\sc.exe
        sc start "UserDataSvc_ABCCCBBCCACACBABCBCBCACBBAACBCAACABBABABCBABCCBBCAB"
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:1688
  • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CACABBCCBAABCCCAAACABBCBACAABCBCBBBBCBBBCABABCAAACBCBCA.exe
    C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CACABBCCBAABCCCAAACABBCBACAABCBCBBBBCBBBCABABCAAACBCBCA.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:124
    • C:\Windows\notepad.exe
      "notepad.exe"
      2⤵
        PID:708
    • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CACABBCCBAABCCCAAACABBCBACAABCBCBBBBCBBBCABABCAAACBCBCA.exe
      C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CACABBCCBAABCCCAAACABBCBACAABCBCBBBBCBBBCABABCAAACBCBCA.exe
      1⤵
      • Executes dropped EXE
      PID:5836
    • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BAABBCCBBCCCAAACABACBCACCCBBBABCAACACBABCAACBCCCABAABAA.exe
      C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BAABBCCBBCCCAAACABACBCACCCBBBABCAACACBABCAACBCCCABAABAA.exe
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2828

    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 e3bb28addf9d8fccb90bb1b5fb40a54f308a4c64d3747dc25ff3832f3a738da9
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 0913d0093c40b5827fee2c65afa86f87a3e1df3eca98cfa99ff4b115d26f6d7c
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 1b0d38260866f5233cb91a380860dca0a33d009213e6e853d2b0292688b7b7e9
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Downloads\qap`g`v~dtlq
          • Size 10B
          • SHA256 34e115cf117201639fe57e17d5b33a433f99c5808f8c77ea5b00d7759d4dd9b9
          • MD5 SHA1 SHA512

          svchost_CACABBCCBAABCCCAAACABBCBACAABCBCBBBBCBBBCABABCAAACBCBCA.exe

          • Path C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CACABBCCBAABCCCAAACABBCBACAABCBCBBBBCBBBCABABCAAACBCBCA.exe
          • Size 3.9MB
          • SHA256 5dd12e41e2072713111a987c92a4d5ffbb8f0d6370e7d8bc70aa4cbb81edb6db
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/124-23-0x00000000001B0000-0x00000000001D1000-memory.dmp

          memory/124-36-0x00000000001B0000-0x00000000001D1000-memory.dmp

          memory/4768-0-0x00000000008C0000-0x00000000008E1000-memory.dmp

          memory/4768-7-0x00000000008C0000-0x00000000008E1000-memory.dmp

          memory/5836-67-0x00000000001B0000-0x00000000001D1000-memory.dmp