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
    19/08/2026, 09:05

General

  • Target
    2026-08-19_a45ac2f964092c1f503d9bedcfac4c19_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe
  • Size 2.5MB
  • Sample260819-k187eaeb69
  • SHA256 752f6f5d0b4713865305a1d8b1f3d647473693fee3e213ca1c69b58ae60173dd
  • 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 5 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 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-19_a45ac2f964092c1f503d9bedcfac4c19_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-19_a45ac2f964092c1f503d9bedcfac4c19_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.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:6080
  • C:\Windows\Syswow64\5c0cec40
    C:\Windows\Syswow64\5c0cec40
    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:3644

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        5c0cec40

        • Path C:\Windows\SysWOW64\5c0cec40
        • Size 2.5MB
        • SHA256 aa922bc96d9b9b1f4dcf7a1cf527164b24587ee1f7f6f098dc991616b984cc21
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3644-3-0x0000000000350000-0x00000000003DC000-memory.dmp

        memory/3644-11-0x0000000000350000-0x00000000003DC000-memory.dmp

        memory/3644-25-0x0000000000350000-0x00000000003DC000-memory.dmp

        memory/6080-0-0x0000000000C70000-0x0000000000CFC000-memory.dmp

        memory/6080-10-0x0000000000C70000-0x0000000000CFC000-memory.dmp