Analysis

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

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    13/07/2026, 04:24

General

  • Target
    2026-07-13_a75ccce80e8f9f54ff2c93d8d368647e_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe
  • Size 2.5MB
  • Sample260713-e1ed5sdx91
  • SHA256 43dc48404f249f1c63ad8d44ee220da2e002e05782e08857a0285c7fc4205057
  • 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 6 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\2026-07-13_a75ccce80e8f9f54ff2c93d8d368647e_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-13_a75ccce80e8f9f54ff2c93d8d368647e_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:560
  • C:\Windows\Syswow64\f18a3a11
    C:\Windows\Syswow64\f18a3a11
    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:4308

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        f18a3a11

        • Path C:\Windows\SysWOW64\f18a3a11
        • Size 2.5MB
        • SHA256 57138956e733a644ee9414837d60561eafdd2a942f3961105336e826457fb967
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/560-0-0x0000000000590000-0x000000000061C000-memory.dmp

        memory/560-10-0x0000000000590000-0x000000000061C000-memory.dmp

        memory/4308-4-0x0000000000B40000-0x0000000000BCC000-memory.dmp

        memory/4308-11-0x0000000000B40000-0x0000000000BCC000-memory.dmp

        memory/4308-28-0x0000000000B40000-0x0000000000BCC000-memory.dmp