Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/10/2026, 12:48

General

  • Target
    2026-10-30_f79485680c9f5f55a011d3acc0d5c98e_elex_gh0st-rat_remcos_wannacry.exe
  • Size 50KB
  • Sample261030-p14n5sct4z
  • SHA256 0dc6fd6edf53536228218164a24714f8ff87ff9c048f7fb6e72115b16f65ebc2
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Detects Windows executables referencing non-Windows User-Agents 13 IoCs
  • Executes dropped EXE 1 IoCs
  • Enumerates connected drives 3 TTPs 4 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 3 IoCs
  • Suspicious behavior: RenamesItself 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-30_f79485680c9f5f55a011d3acc0d5c98e_elex_gh0st-rat_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-30_f79485680c9f5f55a011d3acc0d5c98e_elex_gh0st-rat_remcos_wannacry.exe"
    1⤵
    • Enumerates connected drives
    • Drops file in System32 directory
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    PID:400
  • C:\Windows\SysWOW64\cuwouc.exe
    C:\Windows\SysWOW64\cuwouc.exe
    1⤵
    • Executes dropped EXE
    • Enumerates connected drives
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:6088

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        1.ini

        • Path C:\Users\Admin\AppData\Local\Temp\1.ini
        • Size 20B
        • SHA256 511a9a5437ae2e0cb850be88df920d4dc6f8b091550197b42620d074601bd6b1
        • MD5 SHA1 SHA512

        1.ini

        • Path C:\Users\Admin\AppData\Local\Temp\1.ini
        • Size 20B
        • SHA256 046d1eca34884d37cb045e9d7f828d3a8b2d5f543cd27c4081302d9649e6f315
        • MD5 SHA1 SHA512

        2026-10-30_f79485680c9f5f55a011d3acc0d5c98e_elex_gh0st-rat_remcos_wannacry.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-10-30_f79485680c9f5f55a011d3acc0d5c98e_elex_gh0st-rat_remcos_wannacry.exe
        • Size 50KB
        • SHA256 9000100594e04fc22baf4e290069b2d3ef871cc45510cc563a21401041960a95
        • MD5 SHA1 SHA512 SSDEEP TLSH

        1.ini

        • Path C:\Windows\SysWOW64\1.ini
        • Size 20B
        • SHA256 b0e79994aa3ecb8c3b95c24a1555eb3a34d72d71778eb4c40dacc3d07df1ca53
        • MD5 SHA1 SHA512

        1.ini

        • Path C:\Windows\SysWOW64\1.ini
        • Size 20B
        • SHA256 df35cf6938930816a2b6585543d67c877e1d2be059e1800b10eae04222e04b06
        • MD5 SHA1 SHA512

        cuwouc.exe

        • Path C:\Windows\SysWOW64\cuwouc.exe
        • Size 50KB
        • SHA256 0dc6fd6edf53536228218164a24714f8ff87ff9c048f7fb6e72115b16f65ebc2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        2.exe

        • Path \??\c:\2.exe
        • Size 50KB
        • SHA256 36c75f0fc56b8765c9598a944d2fc5b9680862827daa7feaaee2076ee2ce73b2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/400-12-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/6088-30-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/6088-28-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/6088-26-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/6088-24-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/6088-55-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/6088-57-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/6088-59-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/6088-61-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/6088-63-0x0000000000400000-0x000000000040E000-memory.dmp