Analysis

  • max time kernel
    148s
  • max time network
    124s
  • 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, 05:38

General

  • Target
    2026-08-28_fc1229053b804114cd6bc5c99f62f630_elex_vidar_wannacry.exe
  • Size 3.5MB
  • Sample260828-gb6s7seq91
  • SHA256 13a9e9400ff8947ba3394b99e750e6b9aaaee78dabe7db050c0ed442837183a1
  • 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_fc1229053b804114cd6bc5c99f62f630_elex_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-28_fc1229053b804114cd6bc5c99f62f630_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:4896
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c schtasks /create /tn "Microsoft\Windows\MemoryDiagnostic\MicrosoftEdgeUpdateTask_BBCAAABCABACCCCACCCACBBBAABABBACBCBABCBAABBBBABACBAAAABABBACBACBBCBABABCCACBBCAABAACCBACACBAABBCBACABCB" /tr "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ACCABAACCBACBBAAACCBCBBCCCACBCBABAACBCCBAACCCCCACABCACC.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:5704
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /tn "Microsoft\Windows\MemoryDiagnostic\MicrosoftEdgeUpdateTask_BBCAAABCABACCCCACCCACBBBAABABBACBCBABCBAABBBBABACBAAAABABBACBACBBCBABABCCACBBCAABAACCBACACBAABBCBACABCB" /tr "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ACCABAACCBACBBAAACCBCBBCCCACBCBABAACBCCBAACCCCCACABCACC.exe" /sc minute /mo 30 /ru SYSTEM /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:804
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc create "UserDataSvc_BCBBCCABACAACCABBBBCACCCACCBCACCCACBAAACCBABACCBBCA" binPath= "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ACCABAACCBACBBAAACCBCBBCCCACBCBABAACBCCBAACCCCCACABCACC.exe" start= auto displayName= "UserDataSvc_BCBBCCABACAACCABBBBCACCCACCBCACCCACBAAACCBABACCBBCA"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3900
      • C:\Windows\SysWOW64\sc.exe
        sc create "UserDataSvc_BCBBCCABACAACCABBBBCACCCACCBCACCCACBAAACCBABACCBBCA" binPath= "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ACCABAACCBACBBAAACCBCBBCCCACBCBABAACBCCBAACCCCCACABCACC.exe" start= auto displayName= "UserDataSvc_BCBBCCABACAACCABBBBCACCCACCBCACCCACBAAACCBABACCBBCA"
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:5872
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc start "UserDataSvc_BCBBCCABACAACCABBBBCACCCACCBCACCCACBAAACCBABACCBBCA"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3412
      • C:\Windows\SysWOW64\sc.exe
        sc start "UserDataSvc_BCBBCCABACAACCABBBBCACCCACCBCACCCACBAAACCBABACCBBCA"
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:5480
  • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ACCABAACCBACBBAAACCBCBBCCCACBCBABAACBCCBAACCCCCACABCACC.exe
    C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ACCABAACCBACBBAAACCBCBBCCCACBCBABAACBCCBAACCCCCACABCACC.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:4064
    • C:\Windows\notepad.exe
      "notepad.exe"
      2⤵
        PID:3184
    • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ACCABAACCBACBBAAACCBCBBCCCACBCBABAACBCCBAACCCCCACABCACC.exe
      C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ACCABAACCBACBBAAACCBCBBCCCACBCBABAACBCCBAACCCCCACABCACC.exe
      1⤵
      • Executes dropped EXE
      PID:3244
    • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ABABCCABBBCCBBCCBCACACBCABBCAACCABCACBCBABCCCCBAACBBBCB.exe
      C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ABABCCABBBCCBBCCBCACACBCABBCAACCABCACBCBABCCCCBAACBBBCB.exe
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5656

    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 c9f294317ca9a56f463a4bfc61f23a4826e5e21776bdb48775482a06152614e7
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 6ab54d733b70ac01b374b611816e4e25ac592729f191a016d9eccac11e025eff
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 0c878b5b4961b0091af567ea724a766f1ccbf854ef8cdc6c5af07ee9c4dc1bd7
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 62a29d72185f9c1e5542e18b08d4b64c8452a0c2f427b7e82dcf372c6e29e77d
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Downloads\qap`g`v~dtlq
          • Size 10B
          • SHA256 c26820109a71822ad472738dc644b6279bbb5454e68c9906f4b51e2cda99c3e4
          • MD5 SHA1 SHA512

          svchost_ACCABAACCBACBBAAACCBCBBCCCACBCBABAACBCCBAACCCCCACABCACC.exe

          • Path C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ACCABAACCBACBBAAACCBCBBCCCACBCBABAACBCCBAACCCCCACABCACC.exe
          • Size 3.5MB
          • SHA256 13a9e9400ff8947ba3394b99e750e6b9aaaee78dabe7db050c0ed442837183a1
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/3244-67-0x0000000000510000-0x0000000000531000-memory.dmp

          memory/4064-23-0x0000000000510000-0x0000000000531000-memory.dmp

          memory/4064-36-0x0000000000510000-0x0000000000531000-memory.dmp

          memory/4896-0-0x0000000000F70000-0x0000000000F91000-memory.dmp

          memory/4896-7-0x0000000000F70000-0x0000000000F91000-memory.dmp

          memory/5656-72-0x0000000000390000-0x00000000003B1000-memory.dmp