Analysis

  • max time kernel
    148s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/09/2026, 19:32

General

  • Target
    c27027a037a68c6b2e15c45bc3fa990d0a2fabf209d1d6078b85f2b57fb890a0.exe
  • Size 45KB
  • Sample260907-x9dhbasvg1
  • SHA256 c27027a037a68c6b2e15c45bc3fa990d0a2fabf209d1d6078b85f2b57fb890a0
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • xemphimsex.cc:80

  • xemphimsex.cc:22

  • xemphimsex.cc:8080

  • xemphimsex.cc:8880

  • xemphimsex.cc:2052

  • xemphimsex.cc:2082

  • xemphimsex.cc:2086

  • xemphimsex.cc:2095

  • xemphimsex.cc:443

  • xemphimsex.cc:2053

  • xemphimsex.cc:2083

  • xemphimsex.cc:2087

  • xemphimsex.cc:2096

  • xemphimsex.cc:8443

  • www.xemphimsex.cc:80

  • www.xemphimsex.cc:22

  • www.xemphimsex.cc:8080

  • www.xemphimsex.cc:8880

  • www.xemphimsex.cc:2052

  • www.xemphimsex.cc:2082

Mutex
  • KydJVoIUFXMC

Attributes
  • delay

    0

  • install

    true

  • install_file

    ugiwd.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
  • Outbound SSH connection to public host 2 TTPs 4 IoCs

    SSH is used for remote access. This may indicate SSH host discovery, encrypted C2 traffic, or data exfiltration.

  • 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.

  • 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.

  • 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\c27027a037a68c6b2e15c45bc3fa990d0a2fabf209d1d6078b85f2b57fb890a0.exe
    "C:\Users\Admin\AppData\Local\Temp\c27027a037a68c6b2e15c45bc3fa990d0a2fabf209d1d6078b85f2b57fb890a0.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:2256
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ugiwd" /tr '"C:\Users\Admin\AppData\Roaming\ugiwd.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      PID:4932
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "ugiwd" /tr '"C:\Users\Admin\AppData\Roaming\ugiwd.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:5208
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp3F61.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      PID:5384
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:4900
      • C:\Users\Admin\AppData\Roaming\ugiwd.exe
        "C:\Users\Admin\AppData\Roaming\ugiwd.exe"
        3⤵
          PID:3064
    • C:\Users\Admin\AppData\Roaming\ugiwd.exe
      "C:\Users\Admin\AppData\Roaming\ugiwd.exe"
      1⤵
        PID:1512

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            tmp3F61.tmp.bat

            • Path C:\Users\Admin\AppData\Local\Temp\tmp3F61.tmp.bat
            • Size 149B
            • SHA256 95bd8c2c8e4d3db7734ffc756007af395e840623622051c0fa4861072e9d3c50
            • MD5 SHA1 SHA512 TLSH

            ugiwd.exe

            • Path C:\Users\Admin\AppData\Roaming\ugiwd.exe
            • Size 45KB
            • SHA256 c27027a037a68c6b2e15c45bc3fa990d0a2fabf209d1d6078b85f2b57fb890a0
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/1512-12-0x0000000074260000-0x0000000074A1C000-memory.dmp

            memory/1512-14-0x0000000074260000-0x0000000074A1C000-memory.dmp

            memory/2256-0-0x0000000074472000-0x0000000074473000-memory.dmp

            memory/2256-1-0x0000000000350000-0x0000000000362000-memory.dmp

            memory/2256-2-0x0000000074460000-0x0000000074C1C000-memory.dmp

            memory/2256-3-0x0000000004E80000-0x0000000004F1C000-memory.dmp

            memory/2256-8-0x0000000074460000-0x0000000074C1C000-memory.dmp