Analysis

  • max time kernel
    150s
  • max time network
    127s
  • 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, 02:45

General

  • Target
    2026-08-17_e28e86eb38cf70255859f04520d8d16b_elex_vidar_wannacry.exe
  • Size 10.7MB
  • Sample260818-c871bavyfv
  • SHA256 4074f789fcbb890314a9963a23f5be7a1b65f70b96816ea9f19b891794ef78d7
  • 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\2026-08-17_e28e86eb38cf70255859f04520d8d16b_elex_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-17_e28e86eb38cf70255859f04520d8d16b_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:1620
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c schtasks /create /tn "Microsoft\Windows\MemoryDiagnostic\MicrosoftEdgeUpdateTask_BBCCCBAAACBCACBCBCABCCCBCBBBABBAABABAABACBCACAACCBABAACCABABACBACCAABBABCCAAABCBABBBCABCCBCBAABBBCBBBAB" /tr "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BAAABBABCACBACCBABBABACAACCBBCBBABCCAABBCCCBCCAAABACBBC.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:2680
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /tn "Microsoft\Windows\MemoryDiagnostic\MicrosoftEdgeUpdateTask_BBCCCBAAACBCACBCBCABCCCBCBBBABBAABABAABACBCACAACCBABAACCABABACBACCAABBABCCAAABCBABBBCABCCBCBAABBBCBBBAB" /tr "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BAAABBABCACBACCBABBABACAACCBBCBBABCCAABBCCCBCCAAABACBBC.exe" /sc minute /mo 30 /ru SYSTEM /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2316
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc create "UserDataSvc_CACCABBBCBCCCCCCBABABAAACAAABCABAAAAACCACBCCCACABBA" binPath= "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BAAABBABCACBACCBABBABACAACCBBCBBABCCAABBCCCBCCAAABACBBC.exe" start= auto displayName= "UserDataSvc_CACCABBBCBCCCCCCBABABAAACAAABCABAAAAACCACBCCCACABBA"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5920
      • C:\Windows\SysWOW64\sc.exe
        sc create "UserDataSvc_CACCABBBCBCCCCCCBABABAAACAAABCABAAAAACCACBCCCACABBA" binPath= "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BAAABBABCACBACCBABBABACAACCBBCBBABCCAABBCCCBCCAAABACBBC.exe" start= auto displayName= "UserDataSvc_CACCABBBCBCCCCCCBABABAAACAAABCABAAAAACCACBCCCACABBA"
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:5820
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc start "UserDataSvc_CACCABBBCBCCCCCCBABABAAACAAABCABAAAAACCACBCCCACABBA"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1400
      • C:\Windows\SysWOW64\sc.exe
        sc start "UserDataSvc_CACCABBBCBCCCCCCBABABAAACAAABCABAAAAACCACBCCCACABBA"
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:2820
  • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BAAABBABCACBACCBABBABACAACCBBCBBABCCAABBCCCBCCAAABACBBC.exe
    C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BAAABBABCACBACCBABBABACAACCBBCBBABCCAABBCCCBCCAAABACBBC.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:4172
    • C:\Windows\notepad.exe
      "notepad.exe"
      2⤵
        PID:4784
    • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CABACBBBCACCBABBCCCABCBCBCACCCBACBCCCCBABAACCAABAABBAAC.exe
      C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_CABACBBBCACCBABBCCCABCBCBCACCCBACBCCCCBABAACCAABAABBAAC.exe
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4128
    • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BAAABBABCACBACCBABBABACAACCBBCBBABCCAABBCCCBCCAAABACBBC.exe
      C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BAAABBABCACBACCBABBABACAACCBBCBBABCCAABBCCCBCCAAABACBBC.exe
      1⤵
      • Executes dropped EXE
      PID:4132

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          DismountUnregister.exe

          • Path C:\Users\Admin\Desktop\DismountUnregister.exe
          • Size 32.5MB
          • SHA256 9c31e58749d9800cab5209a7c4bfa836e1ecb6775c5a5b6ff56044597fbbeddd
          • MD5 SHA1 SHA512 SSDEEP TLSH

          DismountUnregister.exe

          • Path C:\Users\Admin\Desktop\DismountUnregister.exe
          • Size 1.1MB
          • SHA256 b65d6363d061ec16b382c8023d195f86b5e072a14d3f87d41273c6d00f5e5d96
          • MD5 SHA1 SHA512 SSDEEP TLSH

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 70ae439d3c1ddba2c36d05207678a09a095a4ce3280a9b8a3bebd6938a8deab6
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 e3b11260e31fc1bf356ba584792ac16a9851aafea0b26f886c182850bccc0d40
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 55e70f3f3542f30adc8c15ae5ae756d17e60c8ce35de0dbd1ddbb780d4c83b75
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 22c07567a1284c0e80d2952a427105f9f019d0985831d0c282d1e136dc114835
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 e64cbe4aecc068819a2e2274f5503e5ee897b98e0bf7214ebf015e8bb5fa15d4
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 e154cfcb34bb6a4d398dc58109b2f0967e5006f1a81d300c350117fb4789a0c9
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 93d0649d018d6cf99a0aa7d3e37fc428b6bc21d7eeb045da2dde209ecc7ebd72
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Downloads\qap`g`v~dtlq
          • Size 10B
          • SHA256 2ff6b30514aa8d0c85fa6ff68ee6fa61cfe85c146c1fbbce255ff8cf55c0130e
          • MD5 SHA1 SHA512

          svchost_BAAABBABCACBACCBABBABACAACCBBCBBABCCAABBCCCBCCAAABACBBC.exe

          • Path C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BAAABBABCACBACCBABBABACAACCBBCBBABCCAABBCCCBCCAAABACBBC.exe
          • Size 10.7MB
          • SHA256 4074f789fcbb890314a9963a23f5be7a1b65f70b96816ea9f19b891794ef78d7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          virus_log.txt

          • Path C:\Users\Public\Documents\Microsoft\Windows\Logs\virus_log.txt
          • Size 926B
          • SHA256 bd3a876abec1cec55ea1db4ca682991771a6b1905943297711d017dee2d4f7fc
          • MD5 SHA1 SHA512 TLSH

          memory/1620-49-0x0000000000580000-0x00000000005A1000-memory.dmp

          memory/1620-71-0x0000000000580000-0x00000000005A1000-memory.dmp

          memory/1620-0-0x0000000000580000-0x00000000005A1000-memory.dmp

          memory/1620-12-0x0000000000580000-0x00000000005A1000-memory.dmp

          memory/1620-23-0x0000000000580000-0x00000000005A1000-memory.dmp

          memory/4128-99-0x0000000000D50000-0x0000000000D71000-memory.dmp

          memory/4172-70-0x00000000009E0000-0x0000000000A01000-memory.dmp

          memory/4172-48-0x00000000009E0000-0x0000000000A01000-memory.dmp

          memory/4172-108-0x00000000009E0000-0x0000000000A01000-memory.dmp