Overview

overview

10

Static

static

10

2026-08-03...ee.exe

windows10-2004-x64

9

2026-08-03...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
    04/08/2026, 11:32

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General

  • Target
    2026-08-03_6a094d2e9d465b4e13819a80d2718b20_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1022KB
  • Sample260804-nnfacayfla
  • SHA256 2c8ea37e84c4af97f26f52ab2dbb6d9f8c8558b464c8ecb28dd5cd76662c1f6f
  • 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 13 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\2026-08-03_6a094d2e9d465b4e13819a80d2718b20_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-03_6a094d2e9d465b4e13819a80d2718b20_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:996
  • C:\Windows\Syswow64\37c69f8
    C:\Windows\Syswow64\37c69f8
    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:4880

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        37c69f8
        • Path C:\Windows\SysWOW64\37c69f8
        • Size 1022KB
        • SHA256 bdda639d53bb219363eee565a8c2cb23976474a57d7e9d5d82ae8b88a25c6ed0
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/996-0-0x0000000000D40000-0x0000000000DCC000-memory.dmp
        Download

        memory/996-10-0x0000000000D40000-0x0000000000DCC000-memory.dmp
        Download

        memory/4880-3-0x0000000000EF0000-0x0000000000F7C000-memory.dmp
        Download

        memory/4880-11-0x0000000000EF0000-0x0000000000F7C000-memory.dmp
        Download

        memory/4880-33-0x0000000000EF0000-0x0000000000F7C000-memory.dmp
        Download