Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    18/04/2026, 04:36

General

  • Target
    2026-04-18_a47aef2f7e7cd66f770a3b44d913d47b_amadey_coinminer_elex_graphican_rhadamanthys_smoke-loader_stop.exe
  • Size 548KB
  • Sample260418-e8kwwsgx4v
  • SHA256 fc2db223717733caafb21bb5c36355a86fa332e42911eeab1b57b697338a8140
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Custom signature
    UPX dump on OEP (original entry point) 9 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 9 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\2026-04-18_a47aef2f7e7cd66f770a3b44d913d47b_amadey_coinminer_elex_graphican_rhadamanthys_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-18_a47aef2f7e7cd66f770a3b44d913d47b_amadey_coinminer_elex_graphican_rhadamanthys_smoke-loader_stop.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:3676
  • C:\Windows\Syswow64\99ea54a7
    C:\Windows\Syswow64\99ea54a7
    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:3800

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        99ea54a7

        • Path C:\Windows\SysWOW64\99ea54a7
        • Size 548KB
        • SHA256 5d588b16693374d83ca8c72849449d2bf446c0ca84e5aec234d0b34cb63c1ba7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3676-29-0x0000000000760000-0x00000000007C3000-memory.dmp

        memory/3676-0-0x0000000000600000-0x0000000000689000-memory.dmp

        memory/3676-10-0x0000000000600000-0x0000000000689000-memory.dmp

        memory/3676-12-0x0000000000760000-0x00000000007C3000-memory.dmp

        memory/3676-61-0x0000000000600000-0x0000000000689000-memory.dmp

        memory/3676-53-0x0000000000600000-0x0000000000689000-memory.dmp

        memory/3676-54-0x0000000000760000-0x00000000007C3000-memory.dmp

        memory/3676-40-0x0000000000760000-0x00000000007C3000-memory.dmp

        memory/3676-28-0x0000000000600000-0x0000000000689000-memory.dmp

        memory/3676-50-0x0000000000760000-0x00000000007C3000-memory.dmp

        memory/3800-30-0x00000000005F0000-0x0000000000679000-memory.dmp

        memory/3800-35-0x0000000000AD0000-0x0000000000B33000-memory.dmp

        memory/3800-3-0x00000000005F0000-0x0000000000679000-memory.dmp

        memory/3800-14-0x0000000000AD0000-0x0000000000B33000-memory.dmp

        memory/3800-15-0x00000000005F0000-0x0000000000679000-memory.dmp