Analysis

  • max time kernel
    148s
  • max time network
    141s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/10/2026, 16:54

General

  • Target
    2026-10-29_18d74598ec9d11e6d9886a2e61ee8446_elex_remcos_wannacry.exe
  • Size 64KB
  • Sample261029-vey5esds31
  • SHA256 4eaf526e60e4b3020456ab8149db8f8648de79a49652c26d7451849c130b6c89
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Custom signature
    Detects Windows executables referencing non-Windows User-Agents 11 IoCs
  • Executes dropped EXE 11 IoCs
  • Drops file in Windows directory 11 IoCs
  • Executes a command shell one-liner 1 TTPs 11 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 23 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 11 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-29_18d74598ec9d11e6d9886a2e61ee8446_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-29_18d74598ec9d11e6d9886a2e61ee8446_elex_remcos_wannacry.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4288
    • C:\Windows\cA4B64349fBDB9241ae89F85f5FB9456901B6z.exe
      C:\Windows\cA4B64349fBDB9241ae89F85f5FB9456901B6z.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2580
      • C:\Windows\cE40CFB82f2527247158AC00fEAD42DEB1276z.exe
        C:\Windows\cE40CFB82f2527247158AC00fEAD42DEB1276z.exe
        3⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4748
        • C:\Windows\c8F4F0D48f317B2401e88B73f71C66F38AD38z.exe
          C:\Windows\c8F4F0D48f317B2401e88B73f71C66F38AD38z.exe
          4⤵
          • Executes dropped EXE
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1852
          • C:\Windows\cF14B72CFf636D24a9f8BDE4f97F1E35EF2A7z.exe
            C:\Windows\cF14B72CFf636D24a9f8BDE4f97F1E35EF2A7z.exe
            5⤵
            • Executes dropped EXE
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1440
            • C:\Windows\c23FED657f7EA724c478984Bf468A2EA65BAEz.exe
              C:\Windows\c23FED657f7EA724c478984Bf468A2EA65BAEz.exe
              6⤵
              • Executes dropped EXE
              • Drops file in Windows directory
              • System Location Discovery: System Language Discovery
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:4636
              • C:\Windows\c4E285DB8f6AE1241bd89C32f18681C963281z.exe
                C:\Windows\c4E285DB8f6AE1241bd89C32f18681C963281z.exe
                7⤵
                • Executes dropped EXE
                • Drops file in Windows directory
                • System Location Discovery: System Language Discovery
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                PID:5520
                • C:\Windows\c36FC4437f6F60240348A8CEf4F2EE45D0895z.exe
                  C:\Windows\c36FC4437f6F60240348A8CEf4F2EE45D0895z.exe
                  8⤵
                  • Executes dropped EXE
                  • Drops file in Windows directory
                  • System Location Discovery: System Language Discovery
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of WriteProcessMemory
                  PID:1288
                  • C:\Windows\c4FFCDB74f729E24ec7883A7f8B7235EB8962z.exe
                    C:\Windows\c4FFCDB74f729E24ec7883A7f8B7235EB8962z.exe
                    9⤵
                    • Executes dropped EXE
                    • Drops file in Windows directory
                    • System Location Discovery: System Language Discovery
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    PID:5480
                    • C:\Windows\c9A93A92Cf3FA324c5889542fC0142003A87Ez.exe
                      C:\Windows\c9A93A92Cf3FA324c5889542fC0142003A87Ez.exe
                      10⤵
                      • Executes dropped EXE
                      • Drops file in Windows directory
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of AdjustPrivilegeToken
                      • Suspicious use of WriteProcessMemory
                      PID:2116
                      • C:\Windows\c41469F38f688824fc18859Af51287AFACD33z.exe
                        C:\Windows\c41469F38f688824fc18859Af51287AFACD33z.exe
                        11⤵
                        • Executes dropped EXE
                        • Drops file in Windows directory
                        • System Location Discovery: System Language Discovery
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        PID:2212
                        • C:\Windows\c90A0A62Df69F024bb1892ACfE88DF0F5D99Fz.exe
                          C:\Windows\c90A0A62Df69F024bb1892ACfE88DF0F5D99Fz.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:5336
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\C41469~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:2220
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\C9A93A~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:4416
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\C4FFCD~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:436
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\C36FC4~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:1856
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\C4E285~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:4508
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\C23FED~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:6112
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\CF14B7~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:1792
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\C8F4F0~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:4232
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\CE40CF~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:2992
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\CA4B64~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:4604
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-1~1.EXE > nul
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:4092

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        c23FED657f7EA724c478984Bf468A2EA65BAEz.exe

        • Path C:\Windows\c23FED657f7EA724c478984Bf468A2EA65BAEz.exe
        • Size 64KB
        • SHA256 f4a7771afa29ae3030d67713899f7f3e650cd132ffb3b33621b41fd4bf09cbc9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        c36FC4437f6F60240348A8CEf4F2EE45D0895z.exe

        • Path C:\Windows\c36FC4437f6F60240348A8CEf4F2EE45D0895z.exe
        • Size 64KB
        • SHA256 dd68eb80c0c97fb38268d8abb6631877ca3dab73a88a1d2cf1669f6b8b5dab3e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        c41469F38f688824fc18859Af51287AFACD33z.exe

        • Path C:\Windows\c41469F38f688824fc18859Af51287AFACD33z.exe
        • Size 64KB
        • SHA256 19b49d51f509c7cc38c741e4129a86759de5602e85f259292285d83c48a92e9e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        c4E285DB8f6AE1241bd89C32f18681C963281z.exe

        • Path C:\Windows\c4E285DB8f6AE1241bd89C32f18681C963281z.exe
        • Size 64KB
        • SHA256 544875d9c42384a0c463967504f7a76eebf79eacf386035bfc03f2dd4bbc31f9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        c4FFCDB74f729E24ec7883A7f8B7235EB8962z.exe

        • Path C:\Windows\c4FFCDB74f729E24ec7883A7f8B7235EB8962z.exe
        • Size 64KB
        • SHA256 ea0ed061a63e42b22233be33afe18666e7a156f5416599b6fb8d629cab7ddeb1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        c8F4F0D48f317B2401e88B73f71C66F38AD38z.exe

        • Path C:\Windows\c8F4F0D48f317B2401e88B73f71C66F38AD38z.exe
        • Size 64KB
        • SHA256 6d7581dbaf94f97e15a32db6349c02f7351542ced6c3ed73e35a605ce16b6dde
        • MD5 SHA1 SHA512 SSDEEP TLSH

        c90A0A62Df69F024bb1892ACfE88DF0F5D99Fz.exe

        • Path C:\Windows\c90A0A62Df69F024bb1892ACfE88DF0F5D99Fz.exe
        • Size 64KB
        • SHA256 3d14b3c1c7fd04519356c5431a01299d03565ee343767ced7ca840dc9c4c4074
        • MD5 SHA1 SHA512 SSDEEP TLSH

        c9A93A92Cf3FA324c5889542fC0142003A87Ez.exe

        • Path C:\Windows\c9A93A92Cf3FA324c5889542fC0142003A87Ez.exe
        • Size 64KB
        • SHA256 1bc98f7998d95eb673b438a59cad855b97860ec3c5ac2a77521eeb9913565215
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cA4B64349fBDB9241ae89F85f5FB9456901B6z.exe

        • Path C:\Windows\cA4B64349fBDB9241ae89F85f5FB9456901B6z.exe
        • Size 64KB
        • SHA256 27ea51888a4426b77cca1307951c9c2b79d2af77d142f22fff3b5fa0310fd2aa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cE40CFB82f2527247158AC00fEAD42DEB1276z.exe

        • Path C:\Windows\cE40CFB82f2527247158AC00fEAD42DEB1276z.exe
        • Size 64KB
        • SHA256 8a43958fe20c6a9133ff9b7fa90a816da24e187cd4096efd793ab3e74b32ff9e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cF14B72CFf636D24a9f8BDE4f97F1E35EF2A7z.exe

        • Path C:\Windows\cF14B72CFf636D24a9f8BDE4f97F1E35EF2A7z.exe
        • Size 64KB
        • SHA256 e21f9cce46fb4e4264487fa6b3657763851fe3ca74d4fbdb21835f5a6c9f3977
        • MD5 SHA1 SHA512 SSDEEP TLSH