Overview

overview

10

Static

static

10

2026-08-11...ee.exe

windows10-2004-x64

9

2026-08-11...ee.exe

windows11-ltsc_2024-x64

9

Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    11/08/2026, 17:13

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General

  • Target
    2026-08-11_2b9ea39d979c42772aa2ac0721d68786_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.1MB
  • Sample260811-vrfhvafe36
  • SHA256 3d55e0a6ef33abf5b10bbd6f6b47b2a88cdd3a10f175b9b6deccebb01db995b6
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
discoveryupx

Malware Config

Signatures

  • 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 11 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
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-11_2b9ea39d979c42772aa2ac0721d68786_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-11_2b9ea39d979c42772aa2ac0721d68786_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:4132
  • C:\Windows\Syswow64\8ca809b4
    C:\Windows\Syswow64\8ca809b4
    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:5112

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        8ca809b4
        • Path C:\Windows\SysWOW64\8ca809b4
        • Size 1.1MB
        • SHA256 f540fa31f28e4c8c526c3e4499ea2d2cbd731e72e13d10155565d5d83318dee9
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/4132-0-0x0000000000FB0000-0x000000000103C000-memory.dmp
        Download

        memory/4132-10-0x0000000000FB0000-0x000000000103C000-memory.dmp
        Download

        memory/5112-4-0x0000000000C90000-0x0000000000D1C000-memory.dmp
        Download

        memory/5112-11-0x0000000000C90000-0x0000000000D1C000-memory.dmp
        Download

        memory/5112-23-0x0000000000C90000-0x0000000000D1C000-memory.dmp
        Download