Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    09/06/2026, 16:51

General

  • Target
    file.exe
  • Size 415KB
  • Sample260609-vc4bcset2w
  • SHA256 e4e8c40f00dac9520f1c773359c7d5d51f07282e7b3500bef466697b80c38212
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • nanocore

Version
  • 1.2.11.6329

C2
  • 82.22.77.179:54984

Mutex
  • 054d1b6a-8f4c-42de-a648-6937383d2d5d

Attributes
  • activate_away_mode

    true

  • backup_connection_host

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2026-03-21T18:00:57.109541036Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    54984

  • default_group

    Default

  • enable_debug_mode

    true

  • gc_threshold

    1.048576e+07

  • keep_alive_timeout

    30000

  • keyboard_logging

    false

  • lan_timeout

    2500

  • max_packet_size

    1.048576e+07

  • mutex

    054d1b6a-8f4c-42de-a648-6937383d2d5d

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    82.22.77.179

  • primary_dns_server

    8.8.8.8

  • request_elevation

    true

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    false

  • set_critical_process

    true

  • timeout_interval

    5000

  • use_custom_dns_server

    false

  • version

    1.2.11.6329

  • wan_timeout

    8000

Signatures

  • Family: Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Family: NanoCore

    NanoCore is a remote access tool (RAT) with a variety of capabilities.

  • Detects Amadey x86-bit Payload 1 IoCs
  • Downloads MZ/PE file 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 51 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:5092
    • C:\Users\Admin\AppData\Local\Temp\56ff0e98ed\Gqyjef.exe
      "C:\Users\Admin\AppData\Local\Temp\56ff0e98ed\Gqyjef.exe"
      2⤵
      • Downloads MZ/PE file
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2332
      • C:\Users\Admin\AppData\Local\Temp\10000020101\okey.exe
        "C:\Users\Admin\AppData\Local\Temp\10000020101\okey.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Checks whether UAC is enabled
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        PID:2144
  • C:\Program Files (x86)\PCI Manager\pcimgr.exe
    "C:\Program Files (x86)\PCI Manager\pcimgr.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:244
  • C:\Users\Admin\AppData\Local\Temp\56ff0e98ed\Gqyjef.exe
    C:\Users\Admin\AppData\Local\Temp\56ff0e98ed\Gqyjef.exe
    1⤵
    • Executes dropped EXE
    PID:796
  • C:\Users\Admin\AppData\Local\Temp\56ff0e98ed\Gqyjef.exe
    C:\Users\Admin\AppData\Local\Temp\56ff0e98ed\Gqyjef.exe
    1⤵
    • Executes dropped EXE
    PID:2004
  • C:\Users\Admin\AppData\Local\Temp\56ff0e98ed\Gqyjef.exe
    C:\Users\Admin\AppData\Local\Temp\56ff0e98ed\Gqyjef.exe
    1⤵
    • Executes dropped EXE
    PID:2696

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        okey.exe

        • Path C:\Users\Admin\AppData\Local\Temp\10000020101\okey.exe
        • Size 136KB
        • SHA256 34f0612b6ceff640754500f6c0f4d70e385db4cbe1807fa6974808e9b66cbb96
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Gqyjef.exe

        • Path C:\Users\Admin\AppData\Local\Temp\56ff0e98ed\Gqyjef.exe
        • Size 415KB
        • SHA256 e4e8c40f00dac9520f1c773359c7d5d51f07282e7b3500bef466697b80c38212
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2144-25-0x0000000000DA0000-0x0000000000DC8000-memory.dmp

        memory/2144-26-0x0000000005E50000-0x00000000063F6000-memory.dmp

        memory/2144-27-0x00000000058A0000-0x0000000005932000-memory.dmp

        memory/2144-28-0x0000000005940000-0x00000000059DC000-memory.dmp

        memory/2144-29-0x0000000005850000-0x000000000585A000-memory.dmp

        memory/2144-32-0x0000000005A00000-0x0000000005A0A000-memory.dmp

        memory/2144-33-0x0000000005C00000-0x0000000005C1E000-memory.dmp

        memory/2144-34-0x0000000005A70000-0x0000000005A7A000-memory.dmp