Overview

overview

10

Static

static

10

2026-08-20...op.exe

windows10-2004-x64

9

2026-08-20...op.exe

windows11-ltsc_2024-x64

9

Analysis

  • max time kernel
    148s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/08/2026, 03:47

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General

  • Target
    2026-08-20_557666ebaf5ed1fad8bea88c4745840d_amadey_coinminer_cryptolocker_elex_graphican_rhadamanthys_smoke-loader_stop.exe
  • Size 743KB
  • Sample260820-eckk9aek6w
  • SHA256 75b7b43892bac1e3853b57b3a8aa1ccb8578d6de267ffdc8ffd5216b0f6063f4
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
defense_evasiondiscoveryspywaretrojan

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 15 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
  • 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\2026-08-20_557666ebaf5ed1fad8bea88c4745840d_amadey_coinminer_cryptolocker_elex_graphican_rhadamanthys_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_557666ebaf5ed1fad8bea88c4745840d_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:4544
  • C:\Windows\Syswow64\b3a32f3c
    C:\Windows\Syswow64\b3a32f3c
    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:1432

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        b3a32f3c
        • Path C:\Windows\SysWOW64\b3a32f3c
        • Size 743KB
        • SHA256 ffd52164c8f5e054ee0d63e2052adb8b592345a9ba8388195457af486fac5885
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1432-4-0x0000000000B70000-0x0000000000BD3000-memory.dmp
        Download

        memory/4544-0-0x0000000000F60000-0x0000000000FC3000-memory.dmp
        Download