Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    15/08/2026, 21:35

General

  • Target
    2026-08-15_6597da976c106b7b44ed0638bc489005_elex_vidar_wannacry.exe
  • Size 18.4MB
  • Sample260815-1fgjnavvbz
  • SHA256 cd95d559ed49d79a4f24c80672fc2bb145901697471cfcabc5252e92c07d8664
  • 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 11 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 1 IoCs
  • 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-15_6597da976c106b7b44ed0638bc489005_elex_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-15_6597da976c106b7b44ed0638bc489005_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:1028
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c schtasks /create /tn "Microsoft\Windows\MemoryDiagnostic\MicrosoftEdgeUpdateTask_BAABABAAABBABABCBBACABBBBBACBAACBCBAABABCACACBBABCABACCCBCCBAACCACBBCCAABBCCBCBBCBBBCCCBBBCABBBAACCBAAB" /tr "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ABCBABCCCCACBBCBBAABCBCCABAABCCCCACBBBACBBBCBABCBBAAAAA.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:2980
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /tn "Microsoft\Windows\MemoryDiagnostic\MicrosoftEdgeUpdateTask_BAABABAAABBABABCBBACABBBBBACBAACBCBAABABCACACBBABCABACCCBCCBAACCACBBCCAABBCCBCBBCBBBCCCBBBCABBBAACCBAAB" /tr "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ABCBABCCCCACBBCBBAABCBCCABAABCCCCACBBBACBBBCBABCBBAAAAA.exe" /sc minute /mo 30 /ru SYSTEM /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1544
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc create "UserDataSvc_CAABCABBBCACBAACAAABBBACBBBABACCCCBCCCBCAABBCCCBBCB" binPath= "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ABCBABCCCCACBBCBBAABCBCCABAABCCCCACBBBACBBBCBABCBBAAAAA.exe" start= auto displayName= "UserDataSvc_CAABCABBBCACBAACAAABBBACBBBABACCCCBCCCBCAABBCCCBBCB"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5116
      • C:\Windows\SysWOW64\sc.exe
        sc create "UserDataSvc_CAABCABBBCACBAACAAABBBACBBBABACCCCBCCCBCAABBCCCBBCB" binPath= "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ABCBABCCCCACBBCBBAABCBCCABAABCCCCACBBBACBBBCBABCBBAAAAA.exe" start= auto displayName= "UserDataSvc_CAABCABBBCACBAACAAABBBACBBBABACCCCBCCCBCAABBCCCBBCB"
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:4124
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc start "UserDataSvc_CAABCABBBCACBAACAAABBBACBBBABACCCCBCCCBCAABBCCCBBCB"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2552
      • C:\Windows\SysWOW64\sc.exe
        sc start "UserDataSvc_CAABCABBBCACBAACAAABBBACBBBABACCCCBCCCBCAABBCCCBBCB"
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:1348
  • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ABCBABCCCCACBBCBBAABCBCCABAABCCCCACBBBACBBBCBABCBBAAAAA.exe
    C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ABCBABCCCCACBBCBBAABCBCCABAABCCCCACBBBACBBBCBABCBBAAAAA.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:4320
    • C:\Windows\SysWOW64\notepad.exe
      "notepad.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3868
      • C:\Windows\SysWOW64\calc.exe
        calc.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        PID:1776
  • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ABCBABCCCCACBBCBBAABCBCCABAABCCCCACBBBACBBBCBABCBBAAAAA.exe
    C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ABCBABCCCCACBBCBBAABCBCCABAABCCCCACBBBACBBBCBABCBBAAAAA.exe
    1⤵
    • Executes dropped EXE
    PID:3524
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:4024
  • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ACAACCBAABCABBCBBCBCCBBCCBACCABCAABCACABBBBACAACABCCCBC.exe
    C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ACAACCBAABCABBCBBCBCCBBCCBACCABCAABCACABBBBACAACABCCCBC.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3224

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        AddStart.exe

        • Path C:\Users\Admin\Desktop\AddStart.exe
        • Size 37.4MB
        • SHA256 9489692de4d0b21890fe2bb6c44462500bd15a7871bad6c10407085e7300cf77
        • MD5 SHA1 SHA512 SSDEEP TLSH

        qap`g`v~dtlq

        • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
        • Size 10B
        • SHA256 14ea867b7e6f574b0253f7d1a7bafc6964782c806dbf30edb12445e465a17662
        • MD5 SHA1 SHA512

        qap`g`v~dtlq

        • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
        • Size 10B
        • SHA256 f864da6fa3e574ed0ebaaa129fb5b408474cf6dcad13d6221fe1c9455de09595
        • MD5 SHA1 SHA512

        qap`g`v~dtlq

        • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
        • Size 10B
        • SHA256 e90b069a54af0b9035b09c344c0c23bf8970a2625da8a85093ebb8c4b18f2792
        • MD5 SHA1 SHA512

        qap`g`v~dtlq

        • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
        • Size 10B
        • SHA256 27d4642382e77b25ce5bcc75acc9deede5b8531b2c7e2e46ba974211572ce886
        • MD5 SHA1 SHA512

        qap`g`v~dtlq

        • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
        • Size 10B
        • SHA256 9aa0a4f0f7e94173bdcef79802ae72ee9f2cb6eaac781c7700e2975178db6b8f
        • MD5 SHA1 SHA512

        qap`g`v~dtlq

        • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
        • Size 10B
        • SHA256 838b1f06e49df75d81ab66cef14be083c0f022df7fc43e2c73627f2e876eb9ef
        • MD5 SHA1 SHA512

        qap`g`v~dtlq

        • Path C:\Users\Admin\Downloads\qap`g`v~dtlq
        • Size 10B
        • SHA256 3bd78e962d7572e65189f096ed2538421527be45f6cee1dea39d69e03cd46b40
        • MD5 SHA1 SHA512

        qap`g`v~dtlq

        • Path C:\Users\Admin\Downloads\qap`g`v~dtlq
        • Size 10B
        • SHA256 d354d193e03b37ec59ae43b23b490f5fca5c666302b2672951c49d363a4fb164
        • MD5 SHA1 SHA512

        qap`g`v~dtlq

        • Path C:\Users\Admin\Downloads\qap`g`v~dtlq
        • Size 10B
        • SHA256 50edb831b22fe204bb00bff934f9d9a67404b345dcddd35aec9f50459ca92061
        • MD5 SHA1 SHA512

        qap`g`v~dtlq

        • Path C:\Users\Admin\Downloads\qap`g`v~dtlq
        • Size 10B
        • SHA256 d173a0d7a67aeb9f4cd63712ea54e59439be3e1acab5c30ee8fadd43b76aa47a
        • MD5 SHA1 SHA512

        qap`g`v~dtlq

        • Path C:\Users\Admin\Downloads\qap`g`v~dtlq
        • Size 10B
        • SHA256 73aa6e65c31d09eb13a3f2058536dfe2197ea53f6020cc8d42ffa2c8f8998be7
        • MD5 SHA1 SHA512

        svchost_ABCBABCCCCACBBCBBAABCBCCABAABCCCCACBBBACBBBCBABCBBAAAAA.exe

        • Path C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_ABCBABCCCCACBBCBBAABCBCCABAABCCCCACBBBACBBBCBABCBBAAAAA.exe
        • Size 18.4MB
        • SHA256 cd95d559ed49d79a4f24c80672fc2bb145901697471cfcabc5252e92c07d8664
        • MD5 SHA1 SHA512 SSDEEP TLSH

        virus_log.txt

        • Path C:\Users\Public\Documents\Microsoft\Windows\Logs\virus_log.txt
        • Size 784B
        • SHA256 e02cdc7a4cfc18d5eda8df207856f9e2bad4fc9069e2dc83c538806f6c76d66b
        • MD5 SHA1 SHA512 TLSH

        memory/1028-79-0x00000000006A0000-0x00000000006C1000-memory.dmp

        memory/1028-111-0x00000000006A0000-0x00000000006C1000-memory.dmp

        memory/1028-30-0x00000000006A0000-0x00000000006C1000-memory.dmp

        memory/1028-46-0x00000000006A0000-0x00000000006C1000-memory.dmp

        memory/1028-14-0x00000000006A0000-0x00000000006C1000-memory.dmp

        memory/3224-121-0x0000000000DE0000-0x0000000000E01000-memory.dmp

        memory/3524-115-0x0000000000AB0000-0x0000000000AD1000-memory.dmp

        memory/3868-105-0x0000000002F80000-0x0000000002F81000-memory.dmp

        memory/4320-95-0x0000000000AB0000-0x0000000000AD1000-memory.dmp

        memory/4320-43-0x0000000000AB0000-0x0000000000AD1000-memory.dmp

        memory/4320-127-0x0000000000AB0000-0x0000000000AD1000-memory.dmp

        memory/4320-68-0x0000000000AB0000-0x0000000000AD1000-memory.dmp