Overview

overview

10

Static

static

10

2026-09-16...ee.exe

windows10-2004-x64

10

2026-09-16...ee.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    16/09/2026, 12:18

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General

  • Target
    2026-09-16_5d018c25b2d4ffe29925e429569e4b4f_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.7MB
  • Sample260916-pg217szerf
  • SHA256 46be2849b3f4f7d00bb379fbe2016cda1b2d5f7dc61fd0098f768e6896581bff
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasiondiscoverystealcspywarestealertrojanupx

Malware Config

Signatures

  • Family: Stealc

    Stealc is an infostealer written in C++.

    stealerstealc
  • Detects Stealc stealer Version 3 1 IoCs
  • Detection of CryptoLocker Variants 1 IoCs
  • Detection of Cryptolocker Samples 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 19 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 9 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
    defense_evasionspywaretrojan
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-09-16_5d018c25b2d4ffe29925e429569e4b4f_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-16_5d018c25b2d4ffe29925e429569e4b4f_amadey_coinminer_cryptolocker_elex_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:2420
  • C:\Windows\Syswow64\a3b2aba6
    C:\Windows\Syswow64\a3b2aba6
    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
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:5312

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        a3b2aba6
        • Path C:\Windows\SysWOW64\a3b2aba6
        • Size 1.7MB
        • SHA256 323186e89b2545731410b15bbbd07e5c2e0e7779c6127d0a3d0414620cf81b44
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2420-0-0x0000000000310000-0x000000000039C000-memory.dmp
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        memory/2420-12-0x0000000000310000-0x000000000039C000-memory.dmp
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        memory/5312-4-0x0000000000970000-0x00000000009FC000-memory.dmp
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        memory/5312-13-0x0000000000970000-0x00000000009FC000-memory.dmp
        Download

        memory/5312-38-0x0000000000970000-0x00000000009FC000-memory.dmp
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