Analysis

  • max time kernel
    149s
  • max time network
    111s
  • 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, 05:53

General

  • Target
    2026-04-23_5f3bc727808bfecafb914fd7a84eac7f_elex_glassworm_icloader_wannacry.exe
  • Size 3.2MB
  • Sample260423-glbe2sct8t
  • SHA256 9e39a88b8b84fa139ea145547e76b03fa0d2c8f36b76ca89790f29c0a782c463
  • 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 13 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_5f3bc727808bfecafb914fd7a84eac7f_elex_glassworm_icloader_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-23_5f3bc727808bfecafb914fd7a84eac7f_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:4152
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4152 -s 864
      2⤵
      • Program crash
      PID:2540
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4152 -s 1032
      2⤵
      • Program crash
      PID:3840
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4152 -s 1132
      2⤵
      • Program crash
      PID:5100
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4152 -s 1132
      2⤵
      • Program crash
      PID:3140
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4152 -s 1312
      2⤵
      • Program crash
      PID:4248
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4152 -s 1332
      2⤵
      • Program crash
      PID:1032
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4152 -s 1324
      2⤵
      • Program crash
      PID:1720
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4152 -s 1376
      2⤵
      • Program crash
      PID:2952
    • 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_5f3bc727808bfecafb914fd7a84eac7f_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:1172
      • 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:3148
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4152 -s 1284
      2⤵
      • Program crash
      PID:1836
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4152 -s 1536
      2⤵
      • Program crash
      PID:1044
    • 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_5f3bc727808bfecafb914fd7a84eac7f_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:3220
      • 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:224
      • C:\Users\Admin\AppData\Local\Temp\2026-04-23_5f3bc727808bfecafb914fd7a84eac7f_elex_glassworm_icloader_wannacry.exe
        "C:\Users\Admin\AppData\Local\Temp\2026-04-23_5f3bc727808bfecafb914fd7a84eac7f_elex_glassworm_icloader_wannacry.exe" 5
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:3896
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3896 -s 836
          4⤵
          • Program crash
          PID:2964
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3896 -s 164
          4⤵
          • Program crash
          PID:4148
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4152 -s 1568
      2⤵
      • Program crash
      PID:236
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4152 -ip 4152
    1⤵
      PID:3572
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4152 -ip 4152
      1⤵
        PID:772
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 4152 -ip 4152
        1⤵
          PID:3076
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 4152 -ip 4152
          1⤵
            PID:3560
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4152 -ip 4152
            1⤵
              PID:4736
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4152 -ip 4152
              1⤵
                PID:1708
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4152 -ip 4152
                1⤵
                  PID:2044
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 4152 -ip 4152
                  1⤵
                    PID:3184
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 4152 -ip 4152
                    1⤵
                      PID:2228
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4152 -ip 4152
                      1⤵
                        PID:5096
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4152 -ip 4152
                        1⤵
                          PID:4452
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3896 -ip 3896
                          1⤵
                            PID:4180
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3896 -ip 3896
                            1⤵
                              PID:3424

                            Network

                                  MITRE ATT&CK Enterprise v16

                                  Replay Monitor

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                                  Downloads

                                  memory/3896-59-0x0000000004CB0000-0x0000000004D14000-memory.dmp

                                  memory/3896-58-0x0000000000400000-0x0000000002517000-memory.dmp

                                  memory/4152-1-0x0000000000400000-0x00000000006B1000-memory.dmp

                                  memory/4152-0-0x0000000000400000-0x0000000002517000-memory.dmp

                                  memory/4152-56-0x0000000000400000-0x00000000006B1000-memory.dmp

                                  memory/4152-55-0x0000000004DD0000-0x0000000004E34000-memory.dmp

                                  memory/4152-54-0x0000000000400000-0x0000000002517000-memory.dmp