Overview

overview

10

Static

static

10

2026-08-02...ee.exe

windows10-2004-x64

9

2026-08-02...ee.exe

windows11-ltsc_2024-x64

9

Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/08/2026, 23:50

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General

  • Target
    2026-08-02_b1cb4abcb4307141ce1c9361fd520af7_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.7MB
  • Sample260802-3vsxcatgjc
  • SHA256 53aae66c241bb6092d1b9f5953ef72da67729b355f6e0fc7e84aea04c8a7b5e5
  • 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\2026-08-02_b1cb4abcb4307141ce1c9361fd520af7_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-02_b1cb4abcb4307141ce1c9361fd520af7_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:1160
  • C:\Windows\Syswow64\490f3198
    C:\Windows\Syswow64\490f3198
    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:2460

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        490f3198
        • Path C:\Windows\SysWOW64\490f3198
        • Size 1.7MB
        • SHA256 f376085609ec938e53904ba684f055fed6bf128a6475a71cea6f8785c9f06444
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1160-0-0x0000000000930000-0x00000000009BC000-memory.dmp
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        memory/1160-10-0x0000000000930000-0x00000000009BC000-memory.dmp
        Download

        memory/2460-4-0x00000000002B0000-0x000000000033C000-memory.dmp
        Download

        memory/2460-11-0x00000000002B0000-0x000000000033C000-memory.dmp
        Download

        memory/2460-26-0x00000000002B0000-0x000000000033C000-memory.dmp
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