Overview

overview

10

Static

static

10

2026-08-13...op.exe

windows10-2004-x64

9

2026-08-13...op.exe

windows11-ltsc_2024-x64

9

Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    13/08/2026, 04:19

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General

  • Target
    2026-08-13_8a81503842510eb755f0b477d260452a_amadey_coinminer_cryptolocker_elex_graphican_rhadamanthys_smoke-loader_stop.exe
  • Size 743KB
  • Sample260813-extdwszwcs
  • SHA256 cba6c3f7d338af394708aae3ffc661fd1e1e73b6d917e5d4358dd63a5cc91e1e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
discovery

Malware Config

Signatures

  • Detection of CryptoLocker Variants 1 IoCs
  • Detection of Cryptolocker Samples 1 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 13 IoCs
  • 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\2026-08-13_8a81503842510eb755f0b477d260452a_amadey_coinminer_cryptolocker_elex_graphican_rhadamanthys_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-13_8a81503842510eb755f0b477d260452a_amadey_coinminer_cryptolocker_elex_graphican_rhadamanthys_smoke-loader_stop.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:1680
  • C:\Windows\Syswow64\b8f829dc
    C:\Windows\Syswow64\b8f829dc
    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:3944

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        b8f829dc
        • Path C:\Windows\SysWOW64\b8f829dc
        • Size 743KB
        • SHA256 05de8c68c1b6d6b26eba53e47501a0fb4ca254748962d7e1478aaff3468a2f31
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1680-0-0x0000000000DB0000-0x0000000000E13000-memory.dmp
        Download

        memory/3944-4-0x0000000000E10000-0x0000000000E73000-memory.dmp
        Download