Overview

overview

10

Static

static

10

2026-10-19...ry.exe

windows10-2004-x64

9

2026-10-19...ry.exe

windows11-ltsc_2024-x64

9

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    20/10/2026, 22:18

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General

  • Target
    2026-10-19_424eab6df3678b1dd36fc152bdfa77ad_elex_gh0st-rat_remcos_wannacry.exe
  • Size 50KB
  • Sample261020-18dcpsax2n
  • SHA256 17677b6118e5f1a4a28d977cb332a9ee59a95429696dbe177c6516ffa15e8de0
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
discovery

Malware Config

Signatures

  • Custom signature
    Detects Windows executables referencing non-Windows User-Agents 2 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 2 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.

    discovery
  • 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.

    discovery
  • 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: RenamesItself 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-19_424eab6df3678b1dd36fc152bdfa77ad_elex_gh0st-rat_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-19_424eab6df3678b1dd36fc152bdfa77ad_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:1944
  • C:\Windows\SysWOW64\umuemy.exe
    C:\Windows\SysWOW64\umuemy.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:3096

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCXB200.tmp
        • Path C:\RCXB200.tmp
        • Size 50KB
        • SHA256 b2130646689a84621c9a19fdd41a474139a191a1b15e0dcadd96d1cd6109d395
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        1.ini
        • Path C:\Users\Admin\AppData\Local\Temp\1.ini
        • Size 22B
        • SHA256 174db2a8d5b0d838cf4c2252b3ba25becffff6873ae1ef55ba7d0e87a5fc09c5
        • MD5 SHA1 SHA512
        Submit Download

        1.ini
        • Path C:\Users\Admin\AppData\Local\Temp\1.ini
        • Size 21B
        • SHA256 e9708827b2047027ce139ba355e18e8b38f6e1268a05143a32f714c35becd217
        • MD5 SHA1 SHA512
        Submit Download

        1.ini
        • Path C:\Windows\SysWOW64\1.ini
        • Size 21B
        • SHA256 1b9c48ea2910dbcbebd655b0cdac48042c21f9f5222e235a130a0c019979c60c
        • MD5 SHA1 SHA512
        Submit Download

        1.ini
        • Path C:\Windows\SysWOW64\1.ini
        • Size 21B
        • SHA256 fa9d7e86a3cbdd208e77afbdb43cee742cf5c690d726c4ddacde6871a7e4e53b
        • MD5 SHA1 SHA512
        Submit Download

        umuemy.exe
        • Path C:\Windows\SysWOW64\umuemy.exe
        • Size 50KB
        • SHA256 17677b6118e5f1a4a28d977cb332a9ee59a95429696dbe177c6516ffa15e8de0
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download