Overview

overview

10

Static

static

10

92f1ffa45d...a4.exe

windows10-2004-x64

10

92f1ffa45d...a4.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    70s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/07/2026, 19:13

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General

  • Target
    92f1ffa45d54fce27d53f1f08de49ef79be33aeb98bbb43a750f8b9689e193a4.exe
  • Size 43KB
  • Sample260708-xw2b8agv2w
  • SHA256 92f1ffa45d54fce27d53f1f08de49ef79be33aeb98bbb43a750f8b9689e193a4
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
adwaredefaultdiscoveryasyncratpersistenceransomwareratspyware

Malware Config

Extracted

Family

  • asyncrat

Version

  • 1.0.7

Botnet

  • Default

C2

  • blacktailnyc.com:443

  • blacktailnyc.com:80

  • blacktailnyc.com:25

  • blacktailnyc.com:8443

  • www.blacktailnyc.com:443

  • www.blacktailnyc.com:80

  • www.blacktailnyc.com:25

  • www.blacktailnyc.com:8443

  • data.blacktailnyc.com:443

  • data.blacktailnyc.com:80

  • data.blacktailnyc.com:25

  • data.blacktailnyc.com:8443

  • malware.blacktailnyc.com:443

  • malware.blacktailnyc.com:80

  • malware.blacktailnyc.com:25

  • malware.blacktailnyc.com:8443

  • ddos.blacktailnyc.com:443

  • ddos.blacktailnyc.com:80

  • ddos.blacktailnyc.com:25

  • ddos.blacktailnyc.com:8443

Mutex

  • DcRatMutex_qwqdanchun

Attributes
  • delay

    9

  • install

    true

  • install_file

    gv2.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • Family: AsyncRat

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

    ratasyncrat
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • 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
  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 37 IoCs
  • Suspicious use of FindShellTrayWindow 52 IoCs
  • Suspicious use of SendNotifyMessage 42 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\92f1ffa45d54fce27d53f1f08de49ef79be33aeb98bbb43a750f8b9689e193a4.exe
    "C:\Users\Admin\AppData\Local\Temp\92f1ffa45d54fce27d53f1f08de49ef79be33aeb98bbb43a750f8b9689e193a4.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:5600
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4716
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:5596
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:5220
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:2668
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:1620

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          prep_Activatable Class_Hermes_perf.cache
          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
          • Size 599B
          • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          memory/2668-193-0x0000027360970000-0x0000027360DA4000-memory.dmp
          Download

          memory/5220-68-0x00000230946A0000-0x00000230946C0000-memory.dmp
          Download

          memory/5220-54-0x0000023083C90000-0x0000023083CB0000-memory.dmp
          Download

          memory/5220-35-0x0000023083A30000-0x0000023083A50000-memory.dmp
          Download

          memory/5220-22-0x00000230801E0000-0x00000230802E0000-memory.dmp
          Download

          memory/5220-37-0x0000023093E90000-0x0000023093F90000-memory.dmp
          Download

          memory/5600-0-0x00000000750F2000-0x00000000750F3000-memory.dmp
          Download

          memory/5600-1-0x00000000007D0000-0x00000000007E0000-memory.dmp
          Download

          memory/5600-153-0x00000000750F2000-0x00000000750F3000-memory.dmp
          Download