Overview

overview

10

Static

static

10

df458e1e54...30.exe

windows10-2004-x64

10

df458e1e54...30.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    58s
  • max time network
    61s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/08/2026, 19:47

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General

  • Target
    df458e1e54a4e2c5942835160d1de18e1ab1a23f40cccd7feb4bca567cf37830.exe
  • Size 45KB
  • Sample260802-yht7esfl2s
  • SHA256 df458e1e54a4e2c5942835160d1de18e1ab1a23f40cccd7feb4bca567cf37830
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • xcavengon.click:80

  • xcavengon.click:22

  • xcavengon.click:8080

  • xcavengon.click:8880

  • xcavengon.click:2052

  • xcavengon.click:2082

  • xcavengon.click:2086

  • xcavengon.click:2095

  • xcavengon.click:443

  • xcavengon.click:2053

  • xcavengon.click:2083

  • xcavengon.click:2087

  • xcavengon.click:2096

  • xcavengon.click:8443

  • www.xcavengon.click:80

  • www.xcavengon.click:22

  • www.xcavengon.click:8080

  • www.xcavengon.click:8880

  • www.xcavengon.click:2052

  • www.xcavengon.click:2082

Mutex

  • YrMrbBMTDH9r

Attributes
  • delay

    0

  • install

    true

  • install_file

    yb1xues.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 a command shell one-liner 1 TTPs 2 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • System Location Discovery: System Language Discovery 1 TTPs 1 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\df458e1e54a4e2c5942835160d1de18e1ab1a23f40cccd7feb4bca567cf37830.exe
    "C:\Users\Admin\AppData\Local\Temp\df458e1e54a4e2c5942835160d1de18e1ab1a23f40cccd7feb4bca567cf37830.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:2608
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "yb1xues" /tr '"C:\Users\Admin\AppData\Roaming\yb1xues.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      PID:5144
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "yb1xues" /tr '"C:\Users\Admin\AppData\Roaming\yb1xues.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:4588
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpC27B.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      PID:4104
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:1860
      • C:\Users\Admin\AppData\Roaming\yb1xues.exe
        "C:\Users\Admin\AppData\Roaming\yb1xues.exe"
        3⤵
          PID:2776
    • C:\Users\Admin\AppData\Roaming\yb1xues.exe
      "C:\Users\Admin\AppData\Roaming\yb1xues.exe"
      1⤵
        PID:1244
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k GPSvcGroup
        1⤵
          PID:2528

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              tmpC27B.tmp.bat
              • Path C:\Users\Admin\AppData\Local\Temp\tmpC27B.tmp.bat
              • Size 151B
              • SHA256 3722b1e68e802ae04b67e9cb04acfb9cf45af42da6de4b09e48be7c3ae40ea47
              • MD5 SHA1 SHA512 TLSH
              Submit Download

              yb1xues.exe
              • Path C:\Users\Admin\AppData\Roaming\yb1xues.exe
              • Size 45KB
              • SHA256 df458e1e54a4e2c5942835160d1de18e1ab1a23f40cccd7feb4bca567cf37830
              • MD5 SHA1 SHA512 SSDEEP TLSH
              Submit Download

              memory/1244-12-0x00000000744D0000-0x0000000074C8C000-memory.dmp
              Download

              memory/1244-14-0x00000000744D0000-0x0000000074C8C000-memory.dmp
              Download

              memory/2608-0-0x00000000744E2000-0x00000000744E3000-memory.dmp
              Download

              memory/2608-1-0x0000000000560000-0x0000000000572000-memory.dmp
              Download

              memory/2608-2-0x00000000744D0000-0x0000000074C8C000-memory.dmp
              Download

              memory/2608-3-0x0000000005180000-0x000000000521C000-memory.dmp
              Download

              memory/2608-9-0x00000000744D0000-0x0000000074C8C000-memory.dmp
              Download