Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260618-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/06/2026, 20:43

General

  • Target
    5f2142097d255786867ba1b1e085d92423493e834908f8209c01c1983d4dac8b.exe
  • Size 45KB
  • Sample260623-zhpsdags6x
  • SHA256 5f2142097d255786867ba1b1e085d92423493e834908f8209c01c1983d4dac8b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • phimhd18.blog:80

  • phimhd18.blog:22

  • phimhd18.blog:8080

  • phimhd18.blog:8880

  • phimhd18.blog:2052

  • phimhd18.blog:2082

  • phimhd18.blog:2086

  • phimhd18.blog:2095

  • phimhd18.blog:443

  • phimhd18.blog:2053

  • phimhd18.blog:2083

  • phimhd18.blog:2087

  • phimhd18.blog:2096

  • phimhd18.blog:8443

  • www.phimhd18.blog:80

  • www.phimhd18.blog:22

  • www.phimhd18.blog:8080

  • www.phimhd18.blog:8880

  • www.phimhd18.blog:2052

  • www.phimhd18.blog:2082

Mutex
  • PnYra7y3g6TN

Attributes
  • delay

    0

  • install

    true

  • install_file

    fgf2wc.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • Family: AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

  • Async RAT payload 1 IoCs
  • 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.

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

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

  • Suspicious behavior: EnumeratesProcesses 29 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5f2142097d255786867ba1b1e085d92423493e834908f8209c01c1983d4dac8b.exe
    "C:\Users\Admin\AppData\Local\Temp\5f2142097d255786867ba1b1e085d92423493e834908f8209c01c1983d4dac8b.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1664
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "fgf2wc" /tr '"C:\Users\Admin\AppData\Roaming\fgf2wc.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:472
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "fgf2wc" /tr '"C:\Users\Admin\AppData\Roaming\fgf2wc.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:5952
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpA92C.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5884
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:5976
      • C:\Users\Admin\AppData\Roaming\fgf2wc.exe
        "C:\Users\Admin\AppData\Roaming\fgf2wc.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:4160
  • C:\Users\Admin\AppData\Roaming\fgf2wc.exe
    "C:\Users\Admin\AppData\Roaming\fgf2wc.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:1348

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmpA92C.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmpA92C.tmp.bat
        • Size 150B
        • SHA256 85d585704f6e15c168e12404dfc7481a85211eeb34ee1f7ae2f17bf3180697f9
        • MD5 SHA1 SHA512 TLSH

        fgf2wc.exe

        • Path C:\Users\Admin\AppData\Roaming\fgf2wc.exe
        • Size 45KB
        • SHA256 5f2142097d255786867ba1b1e085d92423493e834908f8209c01c1983d4dac8b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1348-12-0x0000000074F60000-0x000000007571C000-memory.dmp

        memory/1348-14-0x0000000074F60000-0x000000007571C000-memory.dmp

        memory/1664-0-0x0000000074FE2000-0x0000000074FE3000-memory.dmp

        memory/1664-1-0x0000000000C50000-0x0000000000C62000-memory.dmp

        memory/1664-2-0x0000000074FD0000-0x000000007578C000-memory.dmp

        memory/1664-3-0x00000000057F0000-0x000000000588C000-memory.dmp

        memory/1664-8-0x0000000074FD0000-0x000000007578C000-memory.dmp