Analysis

  • max time kernel
    144s
  • max time network
    143s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250619-en
  • resource tags

    arch:x64arch:x86image:win11-20250619-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    02/07/2025, 18:50

General

  • Target

    2025-07-02_c0449747a0d7a18ab7e6e93f3cd3a115_amadey_elex_rhadamanthys_smoke-loader_stop.exe

  • Size

    134KB

  • MD5

    c0449747a0d7a18ab7e6e93f3cd3a115

  • SHA1

    439fa7a38316c1a648adbff875b5d127d55d3df9

  • SHA256

    8a4a20ba21a370e20c081007d18a921c4a7a856af338d8ce172b05dd43397d18

  • SHA512

    da7934998bf6704055e2ab329d112d90d639a7255a8b981fafd299184bccb771014359aec50fa798edc48581ca609dabb6dfa97a5e4ee543df4887df5eab350c

  • SSDEEP

    1536:bDfDbhERTatPLTH0iqNZg3mqKv6y0RrwFd1tSEsF27da6ZW72Foj/MqMabadwCid:XiRTeH0iqAW6J6f1tqF6dngNmaZCiaI

Malware Config

Extracted

Family

neconyd

C2

http://ow5dirasuek.com/

http://mkkuei4kdsz.com/

http://lousta.net/

Signatures

  • Neconyd

    Neconyd is a trojan written in C++.

  • Neconyd family
  • Executes dropped EXE 6 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Program crash 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

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

  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-07-02_c0449747a0d7a18ab7e6e93f3cd3a115_amadey_elex_rhadamanthys_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-07-02_c0449747a0d7a18ab7e6e93f3cd3a115_amadey_elex_rhadamanthys_smoke-loader_stop.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5216
    • C:\Users\Admin\AppData\Local\Temp\2025-07-02_c0449747a0d7a18ab7e6e93f3cd3a115_amadey_elex_rhadamanthys_smoke-loader_stop.exe
      C:\Users\Admin\AppData\Local\Temp\2025-07-02_c0449747a0d7a18ab7e6e93f3cd3a115_amadey_elex_rhadamanthys_smoke-loader_stop.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1660
      • C:\Users\Admin\AppData\Roaming\omsecor.exe
        C:\Users\Admin\AppData\Roaming\omsecor.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3720
        • C:\Users\Admin\AppData\Roaming\omsecor.exe
          C:\Users\Admin\AppData\Roaming\omsecor.exe
          4⤵
          • Executes dropped EXE
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3532
          • C:\Windows\SysWOW64\omsecor.exe
            C:\Windows\System32\omsecor.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:5068
            • C:\Windows\SysWOW64\omsecor.exe
              C:\Windows\SysWOW64\omsecor.exe
              6⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:3688
              • C:\Users\Admin\AppData\Roaming\omsecor.exe
                C:\Users\Admin\AppData\Roaming\omsecor.exe
                7⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:5180
                • C:\Users\Admin\AppData\Roaming\omsecor.exe
                  C:\Users\Admin\AppData\Roaming\omsecor.exe
                  8⤵
                  • Executes dropped EXE
                  • System Location Discovery: System Language Discovery
                  PID:3584
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 5180 -s 252
                  8⤵
                  • Program crash
                  PID:3088
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 5068 -s 304
              6⤵
              • Program crash
              PID:676
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3720 -s 288
          4⤵
          • Program crash
          PID:4584
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5216 -s 300
      2⤵
      • Program crash
      PID:5368
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5216 -ip 5216
    1⤵
      PID:5300
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 3720 -ip 3720
      1⤵
        PID:5592
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 5068 -ip 5068
        1⤵
          PID:4808
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 5180 -ip 5180
          1⤵
            PID:2084

          Network

                MITRE ATT&CK Enterprise v16

                Replay Monitor

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                Downloads

                • C:\Users\Admin\AppData\Roaming\omsecor.exe

                  Filesize

                  134KB

                  MD5

                  964e5cc9192ca696d50be0a6c21d4e5b

                  SHA1

                  877fe7495c54824edfb021dc3e3ca580a1e0ad40

                  SHA256

                  2ca2e4df490328349c72112e2665f61920d38b6f921b169c10c1cfb46dbe3f62

                  SHA512

                  7b03bd44f472d406814b2103ce4a01af91beb2058333b827cc3a8ae2a14c1111a75aa4442571f9958d5e335e5de6230de149e8c19d0ba278fafb64965288ef40

                • C:\Users\Admin\AppData\Roaming\omsecor.exe

                  Filesize

                  134KB

                  MD5

                  93c5ac954f5c6b394ad101b3f70bedaf

                  SHA1

                  57b1816c79a1d97feb5a04191d7323c11ff383bf

                  SHA256

                  e57c367ca78e0a90104270c269363520a821dcce73ac294bfe2fea427e463ec3

                  SHA512

                  0f5494dcb58c17b67d0c7489fffe4808d5148cfdce4ff02c2fe6ca09305fd55b38b678f2cb29be56d6a253e361b907b19af2290db0ed92e153fc2c36f2695b52

                • C:\Windows\SysWOW64\omsecor.exe

                  Filesize

                  134KB

                  MD5

                  80fdb5c82d127003f24373a3f62e1b42

                  SHA1

                  7c9b9daa9b5d2df6721fc2411a115312dadda5e4

                  SHA256

                  b96ef610a989c2cbf689fda5e7d584720a3a7ef79620b837731cd2f728414757

                  SHA512

                  a6f562ee0a03dc0709f9953ee0928aa40e01702e634674717c8733da83f4e5d5f6d9f2f166b10b58a981e07c892d16f52dbc2df6db49d2ca1726a8c3b7bfdc2a

                • memory/1660-1-0x0000000000400000-0x0000000000429000-memory.dmp

                  Filesize

                  164KB

                • memory/1660-2-0x0000000000400000-0x0000000000429000-memory.dmp

                  Filesize

                  164KB

                • memory/1660-3-0x0000000000400000-0x0000000000429000-memory.dmp

                  Filesize

                  164KB

                • memory/1660-6-0x0000000000400000-0x0000000000429000-memory.dmp

                  Filesize

                  164KB

                • memory/3532-16-0x0000000000400000-0x0000000000429000-memory.dmp

                  Filesize

                  164KB

                • memory/3532-14-0x0000000000400000-0x0000000000429000-memory.dmp

                  Filesize

                  164KB

                • memory/3532-18-0x0000000000400000-0x0000000000429000-memory.dmp

                  Filesize

                  164KB

                • memory/3532-21-0x0000000000400000-0x0000000000429000-memory.dmp

                  Filesize

                  164KB

                • memory/3532-24-0x0000000000400000-0x0000000000429000-memory.dmp

                  Filesize

                  164KB

                • memory/3532-25-0x0000000000400000-0x0000000000429000-memory.dmp

                  Filesize

                  164KB

                • memory/3532-32-0x0000000000400000-0x0000000000429000-memory.dmp

                  Filesize

                  164KB

                • memory/3584-51-0x0000000000400000-0x0000000000429000-memory.dmp

                  Filesize

                  164KB

                • memory/3584-54-0x0000000000400000-0x0000000000429000-memory.dmp

                  Filesize

                  164KB

                • memory/3584-49-0x0000000000400000-0x0000000000429000-memory.dmp

                  Filesize

                  164KB

                • memory/3688-37-0x0000000000400000-0x0000000000429000-memory.dmp

                  Filesize

                  164KB

                • memory/3688-38-0x0000000000400000-0x0000000000429000-memory.dmp

                  Filesize

                  164KB

                • memory/3688-43-0x0000000000400000-0x0000000000429000-memory.dmp

                  Filesize

                  164KB

                • memory/3720-11-0x0000000000400000-0x0000000000424000-memory.dmp

                  Filesize

                  144KB

                • memory/5068-31-0x0000000000400000-0x0000000000424000-memory.dmp

                  Filesize

                  144KB

                • memory/5068-50-0x0000000000400000-0x0000000000424000-memory.dmp

                  Filesize

                  144KB

                • memory/5180-45-0x0000000000400000-0x0000000000424000-memory.dmp

                  Filesize

                  144KB

                • memory/5216-0-0x0000000000400000-0x0000000000424000-memory.dmp

                  Filesize

                  144KB

                • memory/5216-17-0x0000000000400000-0x0000000000424000-memory.dmp

                  Filesize

                  144KB