Overview

overview

10

Static

static

10

48fb9d949b...6b.exe

windows10-2004-x64

10

48fb9d949b...6b.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, 20:31

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General

  • Target
    48fb9d949b1f482e20c77cbc097f00815a09fe8300bd59410567e1aa8359536b.exe
  • Size 45KB
  • Sample260802-za16fafd36
  • SHA256 48fb9d949b1f482e20c77cbc097f00815a09fe8300bd59410567e1aa8359536b
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • phimdugai.blog:80

  • phimdugai.blog:22

  • phimdugai.blog:8080

  • phimdugai.blog:8880

  • phimdugai.blog:2052

  • phimdugai.blog:2082

  • phimdugai.blog:2086

  • phimdugai.blog:2095

  • phimdugai.blog:443

  • phimdugai.blog:2053

  • phimdugai.blog:2083

  • phimdugai.blog:2087

  • phimdugai.blog:2096

  • phimdugai.blog:8443

  • www.phimdugai.blog:80

  • www.phimdugai.blog:22

  • www.phimdugai.blog:8080

  • www.phimdugai.blog:8880

  • www.phimdugai.blog:2052

  • www.phimdugai.blog:2082

Mutex

  • a5HmMg9mYMtF

Attributes
  • delay

    0

  • install

    true

  • install_file

    30f1kbe.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\48fb9d949b1f482e20c77cbc097f00815a09fe8300bd59410567e1aa8359536b.exe
    "C:\Users\Admin\AppData\Local\Temp\48fb9d949b1f482e20c77cbc097f00815a09fe8300bd59410567e1aa8359536b.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:4384
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "30f1kbe" /tr '"C:\Users\Admin\AppData\Roaming\30f1kbe.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      PID:4608
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "30f1kbe" /tr '"C:\Users\Admin\AppData\Roaming\30f1kbe.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:2712
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp50A7.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      PID:3792
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:5760
      • C:\Users\Admin\AppData\Roaming\30f1kbe.exe
        "C:\Users\Admin\AppData\Roaming\30f1kbe.exe"
        3⤵
          PID:1324
    • C:\Users\Admin\AppData\Roaming\30f1kbe.exe
      "C:\Users\Admin\AppData\Roaming\30f1kbe.exe"
      1⤵
        PID:3268

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            tmp50A7.tmp.bat
            • Path C:\Users\Admin\AppData\Local\Temp\tmp50A7.tmp.bat
            • Size 151B
            • SHA256 aecd83947835f110038336a613d1fd399fbd330deddfcebb883fec78a27a029f
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            30f1kbe.exe
            • Path C:\Users\Admin\AppData\Roaming\30f1kbe.exe
            • Size 45KB
            • SHA256 48fb9d949b1f482e20c77cbc097f00815a09fe8300bd59410567e1aa8359536b
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/3268-12-0x0000000074A10000-0x00000000751CC000-memory.dmp
            Download

            memory/3268-14-0x0000000074A10000-0x00000000751CC000-memory.dmp
            Download

            memory/4384-0-0x0000000074B92000-0x0000000074B93000-memory.dmp
            Download

            memory/4384-1-0x0000000000D00000-0x0000000000D12000-memory.dmp
            Download

            memory/4384-2-0x0000000074B80000-0x000000007533C000-memory.dmp
            Download

            memory/4384-3-0x0000000005850000-0x00000000058EC000-memory.dmp
            Download

            memory/4384-8-0x0000000074B80000-0x000000007533C000-memory.dmp
            Download