Analysis

  • max time kernel
    149s
  • max time network
    110s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    23/04/2026, 18:10

General

  • Target
    2026-04-23_8a810bfe3d7290eefd1511fa0eb56037_elex_glassworm_icloader_wannacry.exe
  • Size 2.9MB
  • Sample260423-wsdlbaev6s
  • SHA256 d039e0acbea74506c561ba4d8d64d3afddfb22cd8bfe703b3d10537023ab3181
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Reads user/profile data of web browsers 3 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 11 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 4 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-23_8a810bfe3d7290eefd1511fa0eb56037_elex_glassworm_icloader_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-23_8a810bfe3d7290eefd1511fa0eb56037_elex_glassworm_icloader_wannacry.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3048
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3048 -s 812
      2⤵
      • Program crash
      PID:3160
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3048 -s 976
      2⤵
      • Program crash
      PID:2820
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3048 -s 1080
      2⤵
      • Program crash
      PID:1224
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3048 -s 1140
      2⤵
      • Program crash
      PID:1500
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3048 -s 1288
      2⤵
      • Program crash
      PID:1044
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3048 -s 1316
      2⤵
      • Program crash
      PID:4428
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /C ping 127.0.0.1 /n 300 & "C:\Users\Admin\AppData\Local\Temp\2026-04-23_8a810bfe3d7290eefd1511fa0eb56037_elex_glassworm_icloader_wannacry.exe" 6
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:1524
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 /n 300
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:4400
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3048 -s 1260
      2⤵
      • Program crash
      PID:4856
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3048 -s 1460
      2⤵
      • Program crash
      PID:5108
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /C ping 127.0.0.1 -n 100 & "C:\Users\Admin\AppData\Local\Temp\2026-04-23_8a810bfe3d7290eefd1511fa0eb56037_elex_glassworm_icloader_wannacry.exe" 5
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:3112
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 100
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:4212
      • C:\Users\Admin\AppData\Local\Temp\2026-04-23_8a810bfe3d7290eefd1511fa0eb56037_elex_glassworm_icloader_wannacry.exe
        "C:\Users\Admin\AppData\Local\Temp\2026-04-23_8a810bfe3d7290eefd1511fa0eb56037_elex_glassworm_icloader_wannacry.exe" 5
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:5060
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5060 -s 812
          4⤵
          • Program crash
          PID:1512
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5060 -s 164
          4⤵
          • Program crash
          PID:4864
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3048 -s 1476
      2⤵
      • Program crash
      PID:2200
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3048 -ip 3048
    1⤵
      PID:1828
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3048 -ip 3048
      1⤵
        PID:1276
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 3048 -ip 3048
        1⤵
          PID:3236
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3048 -ip 3048
          1⤵
            PID:3364
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3048 -ip 3048
            1⤵
              PID:3084
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3048 -ip 3048
              1⤵
                PID:1296
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 3048 -ip 3048
                1⤵
                  PID:3460
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 3048 -ip 3048
                  1⤵
                    PID:4544
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 3048 -ip 3048
                    1⤵
                      PID:3984
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 5060 -ip 5060
                      1⤵
                        PID:1304
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 5060 -ip 5060
                        1⤵
                          PID:4820

                        Network

                              MITRE ATT&CK Enterprise v16

                              Replay Monitor

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                              Downloads

                              memory/3048-1-0x0000000000400000-0x00000000006B1000-memory.dmp

                              memory/3048-0-0x0000000000400000-0x00000000024D9000-memory.dmp

                              memory/3048-55-0x0000000002920000-0x0000000002A6D000-memory.dmp

                              memory/3048-56-0x0000000000400000-0x00000000006B1000-memory.dmp

                              memory/3048-54-0x0000000000400000-0x00000000024D9000-memory.dmp

                              memory/5060-59-0x0000000002AC0000-0x0000000002C0D000-memory.dmp

                              memory/5060-58-0x0000000000400000-0x00000000024D9000-memory.dmp