Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 17:55

General

  • Target
    432822647c833c193be50a85282110ed91f3bd0a80a1605ba8c6ef044d370d50.exe
  • Size 45KB
  • Sample260804-whh32swfpc
  • SHA256 432822647c833c193be50a85282110ed91f3bd0a80a1605ba8c6ef044d370d50
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • hentaihay.blog:80

  • hentaihay.blog:22

  • hentaihay.blog:8080

  • hentaihay.blog:8880

  • hentaihay.blog:2052

  • hentaihay.blog:2082

  • hentaihay.blog:2086

  • hentaihay.blog:2095

  • hentaihay.blog:443

  • hentaihay.blog:2053

  • hentaihay.blog:2083

  • hentaihay.blog:2087

  • hentaihay.blog:2096

  • hentaihay.blog:8443

  • www.hentaihay.blog:80

  • www.hentaihay.blog:22

  • www.hentaihay.blog:8080

  • www.hentaihay.blog:8880

  • www.hentaihay.blog:2052

  • www.hentaihay.blog:2082

Mutex
  • ggRleVcfjZpm

Attributes
  • delay

    0

  • install

    true

  • install_file

    cbis85ec.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
  • Outbound SSH connection to public host 2 TTPs 3 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 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 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\432822647c833c193be50a85282110ed91f3bd0a80a1605ba8c6ef044d370d50.exe
    "C:\Users\Admin\AppData\Local\Temp\432822647c833c193be50a85282110ed91f3bd0a80a1605ba8c6ef044d370d50.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1104
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "cbis85ec" /tr '"C:\Users\Admin\AppData\Roaming\cbis85ec.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4500
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "cbis85ec" /tr '"C:\Users\Admin\AppData\Roaming\cbis85ec.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2988
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpCDE5.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:988
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:6968
      • C:\Users\Admin\AppData\Roaming\cbis85ec.exe
        "C:\Users\Admin\AppData\Roaming\cbis85ec.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:4100
  • C:\Users\Admin\AppData\Roaming\cbis85ec.exe
    "C:\Users\Admin\AppData\Roaming\cbis85ec.exe"
    1⤵
    • Executes dropped EXE
    • Outbound SSH connection to public host
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:3360
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:4464

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          tmpCDE5.tmp.bat

          • Path C:\Users\Admin\AppData\Local\Temp\tmpCDE5.tmp.bat
          • Size 152B
          • SHA256 5d4d3413da6fe02595fa14ff26bd76760dbde3e7aca666ae99ba6a8c4f62279b
          • MD5 SHA1 SHA512 TLSH

          cbis85ec.exe

          • Path C:\Users\Admin\AppData\Roaming\cbis85ec.exe
          • Size 45KB
          • SHA256 432822647c833c193be50a85282110ed91f3bd0a80a1605ba8c6ef044d370d50
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1104-0-0x0000000074302000-0x0000000074303000-memory.dmp

          memory/1104-1-0x0000000000560000-0x0000000000572000-memory.dmp

          memory/1104-2-0x00000000742F0000-0x0000000074AAC000-memory.dmp

          memory/1104-3-0x0000000004F50000-0x0000000004FEC000-memory.dmp

          memory/1104-8-0x00000000742F0000-0x0000000074AAC000-memory.dmp

          memory/3360-12-0x0000000074180000-0x000000007493C000-memory.dmp

          memory/3360-14-0x0000000074180000-0x000000007493C000-memory.dmp