Overview

overview

10

Static

static

10

a77c7d154b...cb.exe

windows10-2004-x64

10

a77c7d154b...cb.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/07/2026, 16:27

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General

  • Target
    a77c7d154b167bab5bbf2b81875039e66248ffc796669580a9f83989134ea7cb.exe
  • Size 45KB
  • Sample260701-tx6fsaas2q
  • SHA256 a77c7d154b167bab5bbf2b81875039e66248ffc796669580a9f83989134ea7cb
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • textureta.com:80

  • textureta.com:22

  • textureta.com:8080

  • textureta.com:8880

  • textureta.com:2052

  • textureta.com:2082

  • textureta.com:2086

  • textureta.com:2095

  • textureta.com:443

  • textureta.com:2053

  • textureta.com:2083

  • textureta.com:2087

  • textureta.com:2096

  • textureta.com:8443

  • www.textureta.com:80

  • www.textureta.com:22

  • www.textureta.com:8080

  • www.textureta.com:8880

  • www.textureta.com:2052

  • www.textureta.com:2082

Mutex

  • U3lAcyppTcr5

Attributes
  • delay

    0

  • install

    true

  • install_file

    w01p81gu.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 29 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a77c7d154b167bab5bbf2b81875039e66248ffc796669580a9f83989134ea7cb.exe
    "C:\Users\Admin\AppData\Local\Temp\a77c7d154b167bab5bbf2b81875039e66248ffc796669580a9f83989134ea7cb.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4748
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "w01p81gu" /tr '"C:\Users\Admin\AppData\Roaming\w01p81gu.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1436
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "w01p81gu" /tr '"C:\Users\Admin\AppData\Roaming\w01p81gu.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1536
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpE1B0.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1888
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:5772
      • C:\Users\Admin\AppData\Roaming\w01p81gu.exe
        "C:\Users\Admin\AppData\Roaming\w01p81gu.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:5796
  • C:\Users\Admin\AppData\Roaming\w01p81gu.exe
    "C:\Users\Admin\AppData\Roaming\w01p81gu.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:5968

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmpE1B0.tmp.bat
        • Path C:\Users\Admin\AppData\Local\Temp\tmpE1B0.tmp.bat
        • Size 152B
        • SHA256 f7a4f9d66c892eba5972502d9866df97aea579710f7c7af9554e392d4b224016
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        w01p81gu.exe
        • Path C:\Users\Admin\AppData\Roaming\w01p81gu.exe
        • Size 45KB
        • SHA256 a77c7d154b167bab5bbf2b81875039e66248ffc796669580a9f83989134ea7cb
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/4748-0-0x0000000074882000-0x0000000074883000-memory.dmp
        Download

        memory/4748-1-0x0000000000AA0000-0x0000000000AB2000-memory.dmp
        Download

        memory/4748-2-0x0000000074870000-0x000000007502C000-memory.dmp
        Download

        memory/4748-3-0x00000000055B0000-0x000000000564C000-memory.dmp
        Download

        memory/4748-8-0x0000000074870000-0x000000007502C000-memory.dmp
        Download

        memory/5968-12-0x0000000074700000-0x0000000074EBC000-memory.dmp
        Download

        memory/5968-14-0x0000000074700000-0x0000000074EBC000-memory.dmp
        Download