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
    22/05/2026, 23:31

General

  • Target
    2026-05-22_2df7404c4313652b3d6c4c7860fea8e9_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe
  • Size 2.5MB
  • Sample260522-3htccaay31
  • SHA256 5e9a69502ace05e56bc23d0a4b233825d6e87e83100b31c53484e61fc5e5df18
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Custom signature
    Detection of CryptoLocker Variants 1 IoCs
  • Custom signature
    Detection of Cryptolocker Samples 1 IoCs
  • Custom signature
    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\2026-05-22_2df7404c4313652b3d6c4c7860fea8e9_amadey_coinminer_cryptolocker_elex_glassworm_remcos_smok.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-22_2df7404c4313652b3d6c4c7860fea8e9_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:1204
  • C:\Windows\Syswow64\9f955b88
    C:\Windows\Syswow64\9f955b88
    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:4324

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        9f955b88

        • Path C:\Windows\SysWOW64\9f955b88
        • Size 2.5MB
        • SHA256 fc9ed1346fa91b8ecd8829483870befebc7d897a6e7e191c1b33887e9abd7717
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1204-0-0x0000000000780000-0x000000000080C000-memory.dmp

        memory/1204-10-0x0000000000780000-0x000000000080C000-memory.dmp

        memory/4324-4-0x0000000000060000-0x00000000000EC000-memory.dmp

        memory/4324-11-0x0000000000060000-0x00000000000EC000-memory.dmp

        memory/4324-21-0x0000000000060000-0x00000000000EC000-memory.dmp