Overview

overview

10

Static

static

10

2026-09-15...ee.exe

windows10-2004-x64

10

2026-09-15...ee.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    15/09/2026, 13:34

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General

  • Target
    2026-09-15_e9ac2e659e6b56969433c49619489d9f_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
  • Size 560KB
  • Sample260915-qvjmfsfd72
  • SHA256 aecee64fb4a5839182efae615e9fa45cb94939780b7264a2d96b7b2ebceb878a
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
discoverystealcstealerupx

Malware Config

Signatures

  • Family: Stealc

    Stealc is an infostealer written in C++.

    stealerstealc
  • Detects Stealc stealer Version 3 1 IoCs
  • UPX dump on OEP (original entry point) 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Unexpected DNS network traffic destination 4 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Drops file in System32 directory 5 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Drops file in Windows directory 2 IoCs
  • 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
  • Modifies data under HKEY_USERS 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-09-15_e9ac2e659e6b56969433c49619489d9f_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-15_e9ac2e659e6b56969433c49619489d9f_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"
    1⤵
    • Unexpected DNS network traffic destination
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:892
  • C:\Windows\Syswow64\be19b7c0
    C:\Windows\Syswow64\be19b7c0
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:5092

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        be19b7c0
        • Path C:\Windows\SysWOW64\be19b7c0
        • Size 560KB
        • SHA256 cb52cd3e2dea6e1b665de1b631f9e492eb21a8501bbf1cdd122f6c1f38ec2227
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/892-0-0x0000000000600000-0x000000000068C000-memory.dmp
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        memory/892-10-0x0000000000600000-0x000000000068C000-memory.dmp
        Download

        memory/5092-3-0x00000000002A0000-0x000000000032C000-memory.dmp
        Download

        memory/5092-11-0x00000000002A0000-0x000000000032C000-memory.dmp
        Download

        memory/5092-28-0x00000000002A0000-0x000000000032C000-memory.dmp
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