Analysis

  • max time kernel
    149s
  • max time network
    94s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    15/04/2026, 15:32

General

  • Target
    2026-04-15_3a617f4c058ec79ce6a189c329a22da5_amadey_elex_wannacry.exe
  • Size 106KB
  • Sample260415-symvdsb15n
  • SHA256 44c51eb0cce745ebad74f3f1c1f6fe45d83a915206d92d5d1ad5e15052f752dd
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Renames multiple (254) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Drops file in Drivers directory 3 IoCs
  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-15_3a617f4c058ec79ce6a189c329a22da5_amadey_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-15_3a617f4c058ec79ce6a189c329a22da5_amadey_elex_wannacry.exe"
    1⤵
    • Drops file in Drivers directory
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2620
    • C:\Windows\SysWOW64\net.exe
      net stop "Kingsoft AntiVirus Service"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2728
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4192
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a4215.bat
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4304
    • C:\Windows\Logo1_.exe
      C:\Windows\Logo1_.exe
      2⤵
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Adds Run key to start application
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3556
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1760
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2988
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1880
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1224
  • C:\Windows\uninstall\rundl132.exe
    C:\Windows\uninstall\rundl132.exe
    1⤵
    • Drops file in Drivers directory
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:3440

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        RCXDEC8.tmp

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RCXDEC8.tmp
        • Size 156KB
        • SHA256 05f17cda236c772d7cd3511f46e102ec4c6799c2ae57ea1ad59b2ec1be6312e8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCXE265.tmp

        • Path C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\RCXE265.tmp
        • Size 94KB
        • SHA256 434a70f0044c8ad7235ada4e8649cc85d9e18e9ce44773ddc92d2451aa98d00c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCXE564.tmp

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\RCXE564.tmp
        • Size 103KB
        • SHA256 8b8eaad4b545f4188f106425dae3776edfe73f16251e403da50f2881ca4c73a8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCXE5B5.tmp

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\RCXE5B5.tmp
        • Size 91KB
        • SHA256 42df20af8596d7002995ce47a5401a9cbf30d7f50e8800d3f6618ec9463952ef
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCXE405.tmp

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\RCXE405.tmp
        • Size 118KB
        • SHA256 3d8664750bcc58e811c6303d00156e819052007e6b897e899754621c7f2e362e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCXE70D.tmp

        • Path C:\Program Files (x86)\Mozilla Maintenance Service\RCXE70D.tmp
        • Size 100KB
        • SHA256 22214e44cdefbc5dee61840b3a83e3e140ba7f085d10d24c1440c7868418b939
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe.Exe

        • Path C:\Program Files\7-Zip\7z.exe.Exe
        • Size 642KB
        • SHA256 dc661910cc5b3ede36824e656501086cbb36eba5cbc17408700df2362e2bd44f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCXCFC1.tmp

        • Path C:\Program Files\7-Zip\RCXCFC1.tmp
        • Size 91KB
        • SHA256 b6c9bc9c9ce4a932fcd3b2e9794b46257cc2ac42bfe1e767ebe9e8410fa430f3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCXD12F.tmp

        • Path C:\Program Files\Java\jdk-1.8\bin\RCXD12F.tmp
        • Size 92KB
        • SHA256 c6ec7e77b5267907b103791507122327d30728c72085e343d1f76dc30757bb84
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCXD48F.tmp

        • Path C:\Program Files\Mozilla Firefox\RCXD48F.tmp
        • Size 91KB
        • SHA256 f4b6a162c5e244b4904afa420b3d0c575745e846f28f946c9f4c4e806561b769
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCXEB54.tmp

        • Path C:\ProgramData\Adobe\Setup\{AC76BA86-7AD7-1033-7B44-AC0F074E4100}\RCXEB54.tmp
        • Size 92KB
        • SHA256 0fb28f0106d9793539c94cb238fc63fece3db7693fe5b8bec55afd13da5f7bf2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        $$a4215.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$a4215.bat
        • Size 722B
        • SHA256 e753960b87b66e46c74bb4799cb0954f29aaad5f2e5177a7291c6113d9c499b2
        • MD5 SHA1 SHA512 TLSH

        2026-04-15_3a617f4c058ec79ce6a189c329a22da5_amadey_elex_wannacry.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-04-15_3a617f4c058ec79ce6a189c329a22da5_amadey_elex_wannacry.exe.exe
        • Size 13KB
        • SHA256 32225d979e6708ae66e026e42e48ee05434ba7ab48f3267cce82485a22328c9c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Logo1_.exe

        • Path C:\Windows\Logo1_.exe
        • Size 93KB
        • SHA256 211b272605ba89e02001f74f42d7097f6c10aa0125641a8cc9340e57f7cc36da
        • MD5 SHA1 SHA512 SSDEEP TLSH

        hosts

        • Path C:\Windows\system32\drivers\etc\hosts
        • Size 842B
        • SHA256 d9704dab05e988be3e5e7b7c020bb9814906d11bb9c31ad80d4ed1316f6bc94e
        • MD5 SHA1 SHA512 TLSH

        memory/2620-0-0x0000000000400000-0x0000000000429000-memory.dmp

        memory/2620-13-0x00000000009A0000-0x0000000000A04000-memory.dmp

        memory/2620-11-0x0000000000400000-0x0000000000429000-memory.dmp

        memory/3440-20-0x0000000000400000-0x0000000000429000-memory.dmp

        memory/3440-19-0x00000000009F0000-0x0000000000A54000-memory.dmp

        memory/3556-718-0x0000000000860000-0x00000000008C4000-memory.dmp

        memory/3556-717-0x0000000000400000-0x0000000000429000-memory.dmp

        memory/3556-24-0x0000000000860000-0x00000000008C4000-memory.dmp

        memory/3556-10-0x0000000000400000-0x0000000000429000-memory.dmp

        memory/3556-23-0x0000000000400000-0x0000000000429000-memory.dmp

        memory/3556-1257-0x0000000000400000-0x0000000000429000-memory.dmp