Overview

overview

10

Static

static

10

2026-09-29...ry.exe

windows10-2004-x64

9

2026-09-29...ry.exe

windows11-ltsc_2024-x64

9

Analysis

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

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/09/2026, 14:29

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General

  • Target
    2026-09-29_e9bb42fa950b4d056388ce8f6ba015d7_elex_gh0st-rat_remcos_wannacry.exe
  • Size 50KB
  • Sample260929-rtpyhssblf
  • SHA256 cedd8ca70bdfc42593c0f935fb90f5761c3c666e999d7205d43e9ba4268a937a
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
discovery

Malware Config

Signatures

  • 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 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-09-29_e9bb42fa950b4d056388ce8f6ba015d7_elex_gh0st-rat_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-29_e9bb42fa950b4d056388ce8f6ba015d7_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:5180
  • C:\Windows\SysWOW64\zefheu.exe
    C:\Windows\SysWOW64\zefheu.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:3716

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        2.exe
        • Path C:\2.exe
        • Size 50KB
        • SHA256 1e9ab5497cfb6556a99e8a5d692946af934a44fd6cc3d78c4b4bc0f56ffa3ad8
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        zefheu.exe
        • Path C:\Windows\SysWOW64\zefheu.exe
        • Size 50KB
        • SHA256 cedd8ca70bdfc42593c0f935fb90f5761c3c666e999d7205d43e9ba4268a937a
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download