Overview

overview

10

Static

static

10

90ccdcc71e...7a.exe

windows10-2004-x64

10

90ccdcc71e...7a.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    11/07/2026, 04:28

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General

  • Target
    90ccdcc71e27f50e9b3d58d3e33d90dfdc2b2eb84fb244b2f812d9696aa3947a.exe
  • Size 45KB
  • Sample260711-e35dcabw5k
  • SHA256 90ccdcc71e27f50e9b3d58d3e33d90dfdc2b2eb84fb244b2f812d9696aa3947a
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • sexvietnew.info:80

  • sexvietnew.info:22

  • sexvietnew.info:8080

  • sexvietnew.info:8880

  • sexvietnew.info:2052

  • sexvietnew.info:2082

  • sexvietnew.info:2086

  • sexvietnew.info:2095

  • sexvietnew.info:443

  • sexvietnew.info:2053

  • sexvietnew.info:2083

  • sexvietnew.info:2087

  • sexvietnew.info:2096

  • sexvietnew.info:8443

  • www.sexvietnew.info:80

  • www.sexvietnew.info:22

  • www.sexvietnew.info:8080

  • www.sexvietnew.info:8880

  • www.sexvietnew.info:2052

  • www.sexvietnew.info:2082

Mutex

  • eDyjBb49303N

Attributes
  • delay

    0

  • install

    true

  • install_file

    h9fd1t2d.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 2 IoCs
    rat
  • 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.

    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 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\90ccdcc71e27f50e9b3d58d3e33d90dfdc2b2eb84fb244b2f812d9696aa3947a.exe
    "C:\Users\Admin\AppData\Local\Temp\90ccdcc71e27f50e9b3d58d3e33d90dfdc2b2eb84fb244b2f812d9696aa3947a.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4728
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "h9fd1t2d" /tr '"C:\Users\Admin\AppData\Roaming\h9fd1t2d.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2820
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "h9fd1t2d" /tr '"C:\Users\Admin\AppData\Roaming\h9fd1t2d.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:764
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp4784.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4200
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:4496
      • C:\Users\Admin\AppData\Roaming\h9fd1t2d.exe
        "C:\Users\Admin\AppData\Roaming\h9fd1t2d.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:3204
  • C:\Users\Admin\AppData\Roaming\h9fd1t2d.exe
    "C:\Users\Admin\AppData\Roaming\h9fd1t2d.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4384

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp4784.tmp.bat
        • Path C:\Users\Admin\AppData\Local\Temp\tmp4784.tmp.bat
        • Size 152B
        • SHA256 1c615585a724a99385a4eb4efd077869743db58ea396954e0628051c5e5e875e
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        h9fd1t2d.exe
        • Path C:\Users\Admin\AppData\Roaming\h9fd1t2d.exe
        • Size 45KB
        • SHA256 90ccdcc71e27f50e9b3d58d3e33d90dfdc2b2eb84fb244b2f812d9696aa3947a
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/4384-10-0x00000000048F0000-0x0000000004900000-memory.dmp
        Download

        memory/4384-13-0x00000000048F0000-0x0000000004900000-memory.dmp
        Download

        memory/4728-0-0x00000000000C0000-0x00000000000D2000-memory.dmp
        Download

        memory/4728-1-0x00000000049F0000-0x0000000004A00000-memory.dmp
        Download

        memory/4728-2-0x0000000004AA0000-0x0000000004B3C000-memory.dmp
        Download