Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    05/07/2026, 03:50

General

  • Target
    2026-07-05_42e709b7dd6c82cd05c66a272114ce87_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1022KB
  • Sample260705-ed8pgaht4t
  • SHA256 e41346a13ab955ff480171bed8c9f6058a965e0d371ac0553746110e928ad2ca
  • 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 24 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Drops file in System32 directory 15 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\2026-07-05_42e709b7dd6c82cd05c66a272114ce87_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-05_42e709b7dd6c82cd05c66a272114ce87_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:1132
  • C:\Windows\Syswow64\52b94920
    C:\Windows\Syswow64\52b94920
    1⤵
    • Executes dropped EXE
    • Unexpected DNS network traffic destination
    • 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:1088

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        52b94920

        • Path C:\Windows\SysWOW64\52b94920
        • Size 1022KB
        • SHA256 6ba207f41ce666bab9a53bb5d9f6af88916497ae6360d6c3c0cf37314a5cf878
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1088-3-0x00000000001E0000-0x000000000026C000-memory.dmp

        memory/1088-21-0x00000000001E0000-0x000000000026C000-memory.dmp

        memory/1088-42-0x00000000001E0000-0x000000000026C000-memory.dmp

        memory/1132-0-0x0000000000360000-0x00000000003EC000-memory.dmp

        memory/1132-20-0x0000000000360000-0x00000000003EC000-memory.dmp