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, 00:08

General

  • Target
    2026-08-17_9546dd4171a47c7b5cba27676b301aef_elex_glassworm_vidar_wannacry.exe
  • Size 5.0MB
  • Sample260818-ae2kbssdjd
  • SHA256 03d37111e805479d4c13367bf633f4c541cc72e4658d640c10a34e616e4d39a1
  • 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_9546dd4171a47c7b5cba27676b301aef_elex_glassworm_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-17_9546dd4171a47c7b5cba27676b301aef_elex_glassworm_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:3464
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c schtasks /create /tn "Microsoft\Windows\MemoryDiagnostic\MicrosoftEdgeUpdateTask_ACCACBABCBACABBAAABAACCBCCBCCAACBCABAAAABBBCABBAACBCBCAACCBACCCBCBACCBCCAACBCBCBAABBCACAACCAACABAAABCBB" /tr "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_AACCAABBBACAAACBBBACCBBCBAACCBCCAABACACBCCCCCCABAAAABBC.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:4988
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /tn "Microsoft\Windows\MemoryDiagnostic\MicrosoftEdgeUpdateTask_ACCACBABCBACABBAAABAACCBCCBCCAACBCABAAAABBBCABBAACBCBCAACCBACCCBCBACCBCCAACBCBCBAABBCACAACCAACABAAABCBB" /tr "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_AACCAABBBACAAACBBBACCBBCBAACCBCCAABACACBCCCCCCABAAAABBC.exe" /sc minute /mo 30 /ru SYSTEM /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1444
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc create "UserDataSvc_BABBBAABCABCCBBCBABABABCBCBACAABABBCCBBBCABBCCBBBAA" binPath= "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_AACCAABBBACAAACBBBACCBBCBAACCBCCAABACACBCCCCCCABAAAABBC.exe" start= auto displayName= "UserDataSvc_BABBBAABCABCCBBCBABABABCBCBACAABABBCCBBBCABBCCBBBAA"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2308
      • C:\Windows\SysWOW64\sc.exe
        sc create "UserDataSvc_BABBBAABCABCCBBCBABABABCBCBACAABABBCCBBBCABBCCBBBAA" binPath= "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_AACCAABBBACAAACBBBACCBBCBAACCBCCAABACACBCCCCCCABAAAABBC.exe" start= auto displayName= "UserDataSvc_BABBBAABCABCCBBCBABABABCBCBACAABABBCCBBBCABBCCBBBAA"
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:3676
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc start "UserDataSvc_BABBBAABCABCCBBCBABABABCBCBACAABABBCCBBBCABBCCBBBAA"
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5760
      • C:\Windows\SysWOW64\sc.exe
        sc start "UserDataSvc_BABBBAABCABCCBBCBABABABCBCBACAABABBCCBBBCABBCCBBBAA"
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:2928
  • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_AACCAABBBACAAACBBBACCBBCBAACCBCCAABACACBCCCCCCABAAAABBC.exe
    C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_AACCAABBBACAAACBBBACCBBCBAACCBCCAABACACBCCCCCCABAAAABBC.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:2956
    • C:\Windows\notepad.exe
      "notepad.exe"
      2⤵
        PID:3820
    • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_AACCAABBBACAAACBBBACCBBCBAACCBCCAABACACBCCCCCCABAAAABBC.exe
      C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_AACCAABBBACAAACBBBACCBBCBAACCBCCAABACACBCCCCCCABAAAABBC.exe
      1⤵
      • Executes dropped EXE
      PID:1704
    • C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_AABABABBAACAACAABAABCCBBABCCBBCBABCCABABBBACBCABCBCAAAA.exe
      C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_AABABABBAACAACAABAABCCBBABCCBBCBABCCABABBBACBCABCBCAAAA.exe
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4312

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          UndoCheckpoint.exe

          • Path C:\Users\Admin\Desktop\UndoCheckpoint.exe
          • Size 15.4MB
          • SHA256 a08381a279cdafc528c2f63d2ffd5c76ee15f809632b6d295ef12baec2e74a20
          • MD5 SHA1 SHA512 SSDEEP TLSH

          UndoCheckpoint.exe

          • Path C:\Users\Admin\Desktop\UndoCheckpoint.exe
          • Size 768KB
          • SHA256 7ea1af377d3e6b294a46ed154744d19a39bf055370718dba8438842c62807851
          • MD5 SHA1 SHA512 SSDEEP TLSH

          UndoCheckpoint.exe

          • Path C:\Users\Admin\Desktop\UndoCheckpoint.exe
          • Size 35.3MB
          • SHA256 606e5f05281cbb3f9f0c830656a847c541864d7eb9268bbd42de539e517f4337
          • MD5 SHA1 SHA512 SSDEEP TLSH

          UndoCheckpoint.exe

          • Path C:\Users\Admin\Desktop\UndoCheckpoint.exe
          • Size 40.3MB
          • SHA256 1fb84a1e287277cc5abcb4856ba2c3f461d4a1ee39ea777c1e9bd86a4e2e9e1a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          UndoCheckpoint.exe

          • Path C:\Users\Admin\Desktop\UndoCheckpoint.exe
          • Size 45.3MB
          • SHA256 2622f8e0d81fa3cbb10e14ee1aea7ea25d8cf03a683fa1ca8cf40d530f2ed871
          • MD5 SHA1 SHA512 SSDEEP TLSH

          UndoCheckpoint.exe

          • Path C:\Users\Admin\Desktop\UndoCheckpoint.exe
          • Size 1.9MB
          • SHA256 84cddf4f6f7b760fb6563024af346826602259812ca80cb41b97766ed6f302dc
          • MD5 SHA1 SHA512 SSDEEP TLSH

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 ecf076590729e9e8bfcacfa8648fb8f0b9bb25414a0c76361c7a1b134a35aea7
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 bad41eb13a8757731c80a856036d2609b55067e58a33524d5549f8c06f6eb7b5
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 8cfd5f786d9b9a2ec4a2e35adb0cc99eb790acb3a50c6db1b107d9854425c6c3
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 e6be633cf244fe15099cccf5b6cee3ec67b2c67dc222673679ec309e946133b5
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 2864c841ed0e6382135404c407245014ea716550440114ea5dd07e10a7de49ca
          • MD5 SHA1 SHA512

          qap`g`v~dtlq

          • Path C:\Users\Admin\Desktop\qap`g`v~dtlq
          • Size 10B
          • SHA256 a0ea2890d6faff33f9810ec0cdc79cd03afdb7c49c1046b7dc073dac826ac805
          • MD5 SHA1 SHA512

          svchost_AACCAABBBACAAACBBBACCBBCBAACCBCCAABACACBCCCCCCABAAAABBC.exe

          • Path C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_AACCAABBBACAAACBBBACCBBCBAACCBCCAABACACBCCCCCCABAAAABBC.exe
          • Size 5.0MB
          • SHA256 03d37111e805479d4c13367bf633f4c541cc72e4658d640c10a34e616e4d39a1
          • MD5 SHA1 SHA512 SSDEEP TLSH

          virus_log.txt

          • Path C:\Users\Public\Documents\Microsoft\Windows\Logs\virus_log.txt
          • Size 926B
          • SHA256 19f80edf6624949c9c71ff5347128084629c360aa88d8888d97268869e288bf4
          • MD5 SHA1 SHA512 TLSH

          memory/1704-102-0x0000000000C50000-0x0000000000C71000-memory.dmp

          memory/2956-51-0x0000000000C50000-0x0000000000C71000-memory.dmp

          memory/2956-33-0x0000000000C50000-0x0000000000C71000-memory.dmp

          memory/2956-72-0x0000000000C50000-0x0000000000C71000-memory.dmp

          memory/3464-60-0x0000000000110000-0x0000000000131000-memory.dmp

          memory/3464-86-0x0000000000110000-0x0000000000131000-memory.dmp

          memory/3464-0-0x0000000000110000-0x0000000000131000-memory.dmp

          memory/3464-34-0x0000000000110000-0x0000000000131000-memory.dmp

          memory/3464-22-0x0000000000110000-0x0000000000131000-memory.dmp

          memory/3464-11-0x0000000000110000-0x0000000000131000-memory.dmp

          memory/4312-109-0x00000000007A0000-0x00000000007C1000-memory.dmp