Analysis

  • max time kernel
    147s
  • max time network
    134s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    31/08/2026, 00:50

General

  • Target
    2026-08-30_f3df97985e134097c7280898b3753721_elex_vidar_wannacry.exe
  • Size 2.6MB
  • Sample260831-a6767abr4x
  • SHA256 caf405a2984148742d21a42bcb7536277612de2b850f2748110950c10a758b6a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Creates a file in the Startup directory 1 TTPs 2 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • Creates new service(s) 2 TTPs
  • Executes dropped EXE 3 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-30_f3df97985e134097c7280898b3753721_elex_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-30_f3df97985e134097c7280898b3753721_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:4072
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c schtasks /create /tn "Microsoft\Windows\MemoryDiagnostic\MicrosoftEdgeUpdateTask_CABBAACBCBCCCBCCCBBBCCBAAACBACABCBBAABBAABBACBCBBAAABCAABAACCACBAAABACABCCCBABBACBBBABCBABCBABACBBCACAB" /tr "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ACABBBABCBABCCBCCCAACAABCCAABBBCBACAAAAABAABACCACBBBACB.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:1520
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /tn "Microsoft\Windows\MemoryDiagnostic\MicrosoftEdgeUpdateTask_CABBAACBCBCCCBCCCBBBCCBAAACBACABCBBAABBAABBACBCBBAAABCAABAACCACBAAABACABCCCBABBACBBBABCBABCBABACBBCACAB" /tr "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ACABBBABCBABCCBCCCAACAABCCAABBBCBACAAAAABAABACCACBBBACB.exe" /sc minute /mo 30 /ru SYSTEM /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2740
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc create "UserDataSvc_AACBBACBCBBAAAACCCAACABCCCABCBCABBBCABAACACBCCBACBC" binPath= "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ACABBBABCBABCCBCCCAACAABCCAABBBCBACAAAAABAABACCACBBBACB.exe" start= auto displayName= "UserDataSvc_AACBBACBCBBAAAACCCAACABCCCABCBCABBBCABAACACBCCBACBC"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3152
      • C:\Windows\SysWOW64\sc.exe
        sc create "UserDataSvc_AACBBACBCBBAAAACCCAACABCCCABCBCABBBCABAACACBCCBACBC" binPath= "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ACABBBABCBABCCBCCCAACAABCCAABBBCBACAAAAABAABACCACBBBACB.exe" start= auto displayName= "UserDataSvc_AACBBACBCBBAAAACCCAACABCCCABCBCABBBCABAACACBCCBACBC"
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:2384
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc start "UserDataSvc_AACBBACBCBBAAAACCCAACABCCCABCBCABBBCABAACACBCCBACBC"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2912
      • C:\Windows\SysWOW64\sc.exe
        sc start "UserDataSvc_AACBBACBCBBAAAACCCAACABCCCABCBCABBBCABAACACBCCBACBC"
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:3376
  • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ACABBBABCBABCCBCCCAACAABCCAABBBCBACAAAAABAABACCACBBBACB.exe
    C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ACABBBABCBABCCBCCCAACAABCCAABBBCBACAAAAABAABACCACBBBACB.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:1968
    • C:\Windows\notepad.exe
      "notepad.exe"
      2⤵
        PID:4568
    • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CBCCBBCCCCCBBABCABABABBCCBAAAABBCCBABABCBABBCBCACAACBBC.exe
      C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CBCCBBCCCCCBBABCABABABBCCBAAAABBCCBABABCBABBCBCACAACBBC.exe
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4908
    • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ACABBBABCBABCCBCCCAACAABCCAABBBCBACAAAAABAABACCACBBBACB.exe
      C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ACABBBABCBABCCBCCCAACAABCCAABBBCBACAAAAABAABACCACBBBACB.exe
      1⤵
      • Creates a file in the Startup directory
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4120

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          qap`g`v~dtlq

          • Path C:\PerfLogs\qap`g`v~dtlq
          • Size 10B
          • SHA256 880598bbed66ab5b29e8dfe2633b7e8278a4bc8c7bea151fcbfd82621ed85341
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\ProgramData\Microsoft\AppV\qap`g`v~dtlq
          • Size 10B
          • SHA256 c7593e029ef9cc415b5c9c2caccc169566d1bb6817932ed1c6cf9fd3efec5c25
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\ProgramData\Microsoft\Crypto\PCPKSP\qap`g`v~dtlq
          • Size 10B
          • SHA256 55366c3e777168218ab92bcfd2fdc103bc7e9faf7d20f5e4303caf0c0e00518c
          • MD5 SHA1 SHA512

          windowsdesktop-runtime-8.0.15-win-x64.exe

          • Path C:\ProgramData\Package Cache\{5625bb48-295c-4113-bc92-d6a69b19b04c}\windowsdesktop-runtime-8.0.15-win-x64.exe
          • Size 3.2MB
          • SHA256 3b74f3f571ecfa1df5579996bd40674c84417066ed5dead50aa2eb11f81d193e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          qap`g`v~dtlq

          • Path C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\CacheStorage\qap`g`v~dtlq
          • Size 10B
          • SHA256 2ffba26e40f8ef6250e2b13389eba1cff7667a556a77506c53758a7bdec15be5
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\AC\INetHistory\qap`g`v~dtlq
          • Size 10B
          • SHA256 39ceb240d78e6cca814a941d6c80242a3dbe0895f2f523e6c496bc7f87d816e5
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 73f13033d25480bfc193edb8c8775d9034859dedeab640faecf9c4d11d705f5f
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 e5177a8a334ded5542361179c851fa3feafbd0dce256b109d458d3a96fcc0c1e
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 398478f5eaa9628b919055b1d80a01be1fa3b35ba916444a5ed35e50bf1cac82
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 c436975bdca3a3868303f3cddde6555a695ac7d2e42e9423d34af6b0be292a90
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 00c298ffdb28c0a1a98a751fe7cb522f79cc2024003eff1291afd7e25a9b72b4
          • MD5 SHA1 SHA512

          svchost_ACABBBABCBABCCBCCCAACAABCCAABBBCBACAAAAABAABACCACBBBACB.exe

          • Path C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ACABBBABCBABCCBCCCAACAABCCAABBBCBACAAAAABAABACCACBBBACB.exe
          • Size 2.6MB
          • SHA256 caf405a2984148742d21a42bcb7536277612de2b850f2748110950c10a758b6a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          virus_log.txt

          • Path C:\Users\Public\Documents\Microsoft\Windows\Logs\virus_log.txt
          • Size 926B
          • SHA256 9e41cfd46034427ef0b9df16e54a59326466f6d373e2f04a672e51f7b5f7564d
          • MD5 SHA1 SHA512 TLSH

          memory/1968-31-0x0000000000780000-0x00000000007A1000-memory.dmp

          memory/4072-0-0x0000000000870000-0x0000000000891000-memory.dmp

          memory/4072-7-0x0000000000870000-0x0000000000891000-memory.dmp

          memory/4120-2968-0x0000000000780000-0x00000000007A1000-memory.dmp

          memory/4908-78-0x0000000000D00000-0x0000000000D21000-memory.dmp