Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/05/2026, 19:56

General

  • Target
    nke32.exe
  • Size 45KB
  • Sample260504-yn2tfsf18m
  • SHA256 de53b8a19252b69bf605cd3404b0838362ddf7341f962c063f9d88299d322554
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • shalidi.sa.com

C2
  • shalidi.sa.com:80

  • shalidi.sa.com:443

  • shalidi.sa.com:3306

  • shalidi.sa.com:8080

  • shalidi.sa.com:8443

  • shalidi.sa.com:20

  • shalidi.sa.com:25

  • https://shalidi.sa.com:80

  • https://shalidi.sa.com:443

  • https://shalidi.sa.com:3306

  • https://shalidi.sa.com:8080

  • https://shalidi.sa.com:8443

  • https://shalidi.sa.com:20

  • https://shalidi.sa.com:25

  • http://shalidi.sa.com:80

  • http://shalidi.sa.com:443

  • http://shalidi.sa.com:3306

  • http://shalidi.sa.com:8080

  • http://shalidi.sa.com:8443

  • http://shalidi.sa.com:20

Mutex
  • UgwKU8wmQQs2

Attributes
  • delay

    3

  • install

    true

  • install_file

    nke32.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • Family: AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

  • Async RAT payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\nke32.exe
    "C:\Users\Admin\AppData\Local\Temp\nke32.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5436
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "nke32" /tr '"C:\Users\Admin\AppData\Roaming\nke32.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2120
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "nke32" /tr '"C:\Users\Admin\AppData\Roaming\nke32.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2312
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp3004.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4148
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:5252
      • C:\Users\Admin\AppData\Roaming\nke32.exe
        "C:\Users\Admin\AppData\Roaming\nke32.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:4084
  • C:\Users\Admin\AppData\Roaming\nke32.exe
    "C:\Users\Admin\AppData\Roaming\nke32.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2948

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        nke32.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\nke32.exe.log
        • Size 522B
        • SHA256 2412679218bb0a7d05ceee32869bbb223619bde9966c4c460a68304a3367724b
        • MD5 SHA1 SHA512 TLSH

        tmp3004.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmp3004.tmp.bat
        • Size 149B
        • SHA256 41d7b5b035ae2c2bc83b3e8bcb76e7e329ab4929fc97b933af575c7f7da6bd28
        • MD5 SHA1 SHA512 TLSH

        nke32.exe

        • Path C:\Users\Admin\AppData\Roaming\nke32.exe
        • Size 45KB
        • SHA256 de53b8a19252b69bf605cd3404b0838362ddf7341f962c063f9d88299d322554
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2948-14-0x0000000001490000-0x0000000001630000-memory.dmp

        memory/4084-13-0x00000000013E0000-0x0000000001580000-memory.dmp

        memory/5436-0-0x0000000000B70000-0x0000000000B82000-memory.dmp

        memory/5436-1-0x00000000057E0000-0x00000000057F0000-memory.dmp

        memory/5436-2-0x00000000056D0000-0x000000000576C000-memory.dmp

        memory/5436-7-0x00000000014E0000-0x0000000001680000-memory.dmp