Analysis

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

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    18/08/2026, 13:08

General

  • Target
    2026-08-18_1835e4dcd3a46860f2819fc89f97d39f_elex_vidar_wannacry.exe
  • Size 8.1MB
  • Sample260818-qdpgdahe27
  • SHA256 5d57b12a2b8ec5ac4b1fd5b79359f6b94854a55fd21d18e8b9785e6576a589bc
  • 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 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-18_1835e4dcd3a46860f2819fc89f97d39f_elex_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-18_1835e4dcd3a46860f2819fc89f97d39f_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:2728
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c schtasks /create /tn "Microsoft\Windows\MemoryDiagnostic\MicrosoftEdgeUpdateTask_CBBCBACCBBACAACBAACAAACBCABACCBAAABAACBCBCBBCBCBCBAACCACACCBBAACABCBCCCCABCACCACACCBABCAAACAAAACBCCAACB" /tr "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CACAAACBCBBACCCABBBBACBCCBCCABBAAACCAACCABBACCBACCACBBA.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:400
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /tn "Microsoft\Windows\MemoryDiagnostic\MicrosoftEdgeUpdateTask_CBBCBACCBBACAACBAACAAACBCABACCBAAABAACBCBCBBCBCBCBAACCACACCBBAACABCBCCCCABCACCACACCBABCAAACAAAACBCCAACB" /tr "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CACAAACBCBBACCCABBBBACBCCBCCABBAAACCAACCABBACCBACCACBBA.exe" /sc minute /mo 30 /ru SYSTEM /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:4828
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc create "UserDataSvc_CCCBACACCABABABAABBABCCCCACCACBCACBBAAACBCCBBCACACC" binPath= "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CACAAACBCBBACCCABBBBACBCCBCCABBAAACCAACCABBACCBACCACBBA.exe" start= auto displayName= "UserDataSvc_CCCBACACCABABABAABBABCCCCACCACBCACBBAAACBCCBBCACACC"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3416
      • C:\Windows\SysWOW64\sc.exe
        sc create "UserDataSvc_CCCBACACCABABABAABBABCCCCACCACBCACBBAAACBCCBBCACACC" binPath= "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CACAAACBCBBACCCABBBBACBCCBCCABBAAACCAACCABBACCBACCACBBA.exe" start= auto displayName= "UserDataSvc_CCCBACACCABABABAABBABCCCCACCACBCACBBAAACBCCBBCACACC"
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:5756
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc start "UserDataSvc_CCCBACACCABABABAABBABCCCCACCACBCACBBAAACBCCBBCACACC"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3180
      • C:\Windows\SysWOW64\sc.exe
        sc start "UserDataSvc_CCCBACACCABABABAABBABCCCCACCACBCACBBAAACBCCBBCACACC"
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:4780
  • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CACAAACBCBBACCCABBBBACBCCBCCABBAAACCAACCABBACCBACCACBBA.exe
    C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CACAAACBCBBACCCABBBBACBCCBCCABBAAACCAACCABBACCBACCACBBA.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:1856
    • C:\Windows\notepad.exe
      "notepad.exe"
      2⤵
        PID:2832
    • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CACCABABABCCCCACABCACAABAACCBACCBCBBBBBAABCABAAABCBABCB.exe
      C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CACCABABABCCCCACABCACAABAACCBACCBCBBBBBAABCABAAABCBABCB.exe
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4984
    • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CACAAACBCBBACCCABBBBACBCCBCCABBAAACCAACCABBACCBACCACBBA.exe
      C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CACAAACBCBBACCCABBBBACBCCBCCABBAAACCAACCABBACCBACCACBBA.exe
      1⤵
      • Executes dropped EXE
      PID:4976

    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 436f04a198ef1a713506afee528a9422a96e31ae0dc2ca1602deef68cd997537
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 1fd36c37a91a8b5a287fdb562e36adaa22298262ecbee18c33f38e055e2b3b6a
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 15692b37586b79663e2ed6ee2066f43a1db5c8c4f26bc17f82ba2b56a044d5e1
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 3d644d3c488d8fc98f99697ac9f261c13e741815ab69bff3462f30309aeeb848
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 5576b8974372b59b619800c19443235be7197eb96c0d204f8726547fcf4b23ee
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 e93a7954d31a1bd5666c7607021059dd6eea2523b18a3676aed64a09300e4db8
          • MD5 SHA1 SHA512

          svchost_CACAAACBCBBACCCABBBBACBCCBCCABBAAACCAACCABBACCBACCACBBA.exe

          • Path C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CACAAACBCBBACCCABBBBACBCCBCCABBAAACCAACCABBACCBACCACBBA.exe
          • Size 8.1MB
          • SHA256 5d57b12a2b8ec5ac4b1fd5b79359f6b94854a55fd21d18e8b9785e6576a589bc
          • MD5 SHA1 SHA512 SSDEEP TLSH

          virus_log.txt

          • Path C:\Users\Public\Documents\Microsoft\Windows\Logs\virus_log.txt
          • Size 926B
          • SHA256 1efe1b038775846c35249ac02bdf302ec1e76f96f0187276858cb136881262af
          • MD5 SHA1 SHA512 TLSH

          memory/1856-33-0x0000000000080000-0x00000000000A1000-memory.dmp

          memory/1856-23-0x0000000000080000-0x00000000000A1000-memory.dmp

          memory/2728-7-0x0000000000450000-0x0000000000471000-memory.dmp

          memory/2728-0-0x0000000000450000-0x0000000000471000-memory.dmp

          memory/4984-79-0x0000000000060000-0x0000000000081000-memory.dmp