Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    16/08/2026, 08:36

General

  • Target
    2026-08-16_0f4848eea7961ae821d36a1f9d821a84_elex_vidar_wannacry.exe
  • Size 17.5MB
  • Sample260816-khjtsstelf
  • SHA256 492c3b1d15cf09736aabd0bcba816775d33e49e2749c5b1fdc7cef39da90781c
  • 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\2026-08-16_0f4848eea7961ae821d36a1f9d821a84_elex_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-16_0f4848eea7961ae821d36a1f9d821a84_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:5904
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c schtasks /create /tn "Microsoft\Windows\MemoryDiagnostic\MicrosoftEdgeUpdateTask_BCABAACABAACAABCBBBCBAACAACCCBCBAAACBBACBCBABCABBAAABBBABAACBABCACBACAAACACCABACBACACBAACCBCCAABCCCBACB" /tr "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CBBCBBBCAACBCCACCCCCCBBBCBBBAABCCAABBAAABBCCCCBCBBBAAAB.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:4276
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /tn "Microsoft\Windows\MemoryDiagnostic\MicrosoftEdgeUpdateTask_BCABAACABAACAABCBBBCBAACAACCCBCBAAACBBACBCBABCABBAAABBBABAACBABCACBACAAACACCABACBACACBAACCBCCAABCCCBACB" /tr "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CBBCBBBCAACBCCACCCCCCBBBCBBBAABCCAABBAAABBCCCCBCBBBAAAB.exe" /sc minute /mo 30 /ru SYSTEM /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:6072
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc create "UserDataSvc_BABCCACACAAABCBCCBBBACBCABCAAAABAAACACCACACCCBCAACB" binPath= "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CBBCBBBCAACBCCACCCCCCBBBCBBBAABCCAABBAAABBCCCCBCBBBAAAB.exe" start= auto displayName= "UserDataSvc_BABCCACACAAABCBCCBBBACBCABCAAAABAAACACCACACCCBCAACB"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5764
      • C:\Windows\SysWOW64\sc.exe
        sc create "UserDataSvc_BABCCACACAAABCBCCBBBACBCABCAAAABAAACACCACACCCBCAACB" binPath= "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CBBCBBBCAACBCCACCCCCCBBBCBBBAABCCAABBAAABBCCCCBCBBBAAAB.exe" start= auto displayName= "UserDataSvc_BABCCACACAAABCBCCBBBACBCABCAAAABAAACACCACACCCBCAACB"
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:3300
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc start "UserDataSvc_BABCCACACAAABCBCCBBBACBCABCAAAABAAACACCACACCCBCAACB"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1348
      • C:\Windows\SysWOW64\sc.exe
        sc start "UserDataSvc_BABCCACACAAABCBCCBBBACBCABCAAAABAAACACCACACCCBCAACB"
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:5736
  • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CBBCBBBCAACBCCACCCCCCBBBCBBBAABCCAABBAAABBCCCCBCBBBAAAB.exe
    C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CBBCBBBCAACBCCACCCCCCBBBCBBBAABCCAABBAAABBCCCCBCBBBAAAB.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:4204
    • C:\Windows\notepad.exe
      "notepad.exe"
      2⤵
        PID:1412
    • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CBBCBBBCAACBCCACCCCCCBBBCBBBAABCCAABBAAABBCCCCBCBBBAAAB.exe
      C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CBBCBBBCAACBCCACCCCCCBBBCBBBAABCCAABBAAABBCCCCBCBBBAAAB.exe
      1⤵
      • Executes dropped EXE
      PID:1444
    • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CBCCAAAABCCABABBABCCCCCBCAABABBCBBAACABBBCCACBCBAACBBCA.exe
      C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CBCCAAAABCCABABBABCCCCCBCAABABBCBBAACABBBCCACBCBAACBBCA.exe
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4264

    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 83292a2a519a7d5ad93c8d6d1ff717ef855eb5fc2ac3467ce4769491357e99cb
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 cdf71b7e5f2c6587c3d578160dd1f30da093ee6432134e00de8240fb705e8310
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 65d3c155a0e776b6f76b0dae6c649d5351e340420532e3f38f98eb1e5f9f0c63
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 57ef0df1bfad5cd2b57b802061c5ba2d0d12ae3dff47433797b106051db2e645
          • MD5 SHA1 SHA512

          svchost_CBBCBBBCAACBCCACCCCCCBBBCBBBAABCCAABBAAABBCCCCBCBBBAAAB.exe

          • Path C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CBBCBBBCAACBCCACCCCCCBBBCBBBAABCCAABBAAABBCCCCBCBBBAAAB.exe
          • Size 17.5MB
          • SHA256 492c3b1d15cf09736aabd0bcba816775d33e49e2749c5b1fdc7cef39da90781c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/4204-24-0x0000000000BE0000-0x0000000000C01000-memory.dmp

          memory/4204-37-0x0000000000BE0000-0x0000000000C01000-memory.dmp

          memory/5904-0-0x0000000000380000-0x00000000003A1000-memory.dmp

          memory/5904-7-0x0000000000380000-0x00000000003A1000-memory.dmp