Overview

overview

10

Static

static

10

nke32.exe

windows10-2004-x64

10

nke32.exe

windows11-21h2-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    141s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    04/05/2026, 19:56

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General

  • Target
    nke32.exe
  • Size 45KB
  • Sample260504-yn2tfsf18m
  • SHA256 de53b8a19252b69bf605cd3404b0838362ddf7341f962c063f9d88299d322554
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
shalidi.sa.comdefense_evasiondiscoveryexecutionasyncratpersistencerat

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#.

    ratasyncrat
  • Async RAT payload 1 IoCs
    rat
  • 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.

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

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

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 19 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⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3676
    • 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:5720
      • 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:1788
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp5F42.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3972
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:3864
      • 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:3172
  • 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:2600

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        nke32.exe.log
        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\nke32.exe.log
        • Size 522B
        • SHA256 3a8c487575696f7ace931dc220c85a47d33e0ead96aa9e47c705fee5dfac667a
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        tmp5F42.tmp.bat
        • Path C:\Users\Admin\AppData\Local\Temp\tmp5F42.tmp.bat
        • Size 149B
        • SHA256 7b745e03ed0029458f78409a98c5e658b38cc4211c710cee19bcf0907871a62f
        • MD5 SHA1 SHA512 TLSH
        Submit Download

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

        memory/2600-16-0x0000000005660000-0x000000000566B000-memory.dmp
        Download

        memory/2600-15-0x00000000053B0000-0x000000000563B000-memory.dmp
        Download

        memory/3172-14-0x0000000002BB0000-0x0000000002BBB000-memory.dmp
        Download

        memory/3172-13-0x0000000005270000-0x00000000054FB000-memory.dmp
        Download

        memory/3676-0-0x0000000000E00000-0x0000000000E12000-memory.dmp
        Download

        memory/3676-1-0x0000000005BA0000-0x0000000005BB0000-memory.dmp
        Download

        memory/3676-2-0x0000000005BB0000-0x0000000005C4C000-memory.dmp
        Download

        memory/3676-7-0x00000000057A0000-0x0000000005A2B000-memory.dmp
        Download