Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/08/2026, 02:55

General

  • Target
    2026-08-03_5431baf46eee53a54e2af602469a0463_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.7MB
  • Sample260804-dehc8ser3x
  • SHA256 d549b92e5cf335f296059f11762ed06acd7ab65151ba9744b0ec857a38fabe62
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

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.

  • 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.

  • Modifies data under HKEY_USERS 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-03_5431baf46eee53a54e2af602469a0463_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-03_5431baf46eee53a54e2af602469a0463_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:3956
  • C:\Windows\Syswow64\3179ea42
    C:\Windows\Syswow64\3179ea42
    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:4548

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        3179ea42

        • Path C:\Windows\SysWOW64\3179ea42
        • Size 1.7MB
        • SHA256 06556fd3657c6aa55e8b4d0f3be01cc127705f71ca25a086fdc1e883362d3a57
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3956-0-0x0000000000830000-0x00000000008BC000-memory.dmp

        memory/3956-10-0x0000000000830000-0x00000000008BC000-memory.dmp

        memory/4548-7-0x0000000000D00000-0x0000000000D8C000-memory.dmp

        memory/4548-11-0x0000000000D00000-0x0000000000D8C000-memory.dmp

        memory/4548-27-0x0000000000D00000-0x0000000000D8C000-memory.dmp