Overview

overview

10

Static

static

10

6f327605c1...df.exe

windows10-2004-x64

10

6f327605c1...df.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/07/2026, 07:58

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General

  • Target
    6f327605c1a514709ea8392ee919c21b3e14868fb1f534cd1a598dc7e60182df.exe
  • Size 45KB
  • Sample260707-jvbhhsc16t
  • SHA256 6f327605c1a514709ea8392ee919c21b3e14868fb1f534cd1a598dc7e60182df
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • vnphimsexhay.blog:80

  • vnphimsexhay.blog:22

  • vnphimsexhay.blog:8080

  • vnphimsexhay.blog:8880

  • vnphimsexhay.blog:2052

  • vnphimsexhay.blog:2082

  • vnphimsexhay.blog:2086

  • vnphimsexhay.blog:2095

  • vnphimsexhay.blog:443

  • vnphimsexhay.blog:2053

  • vnphimsexhay.blog:2083

  • vnphimsexhay.blog:2087

  • vnphimsexhay.blog:2096

  • vnphimsexhay.blog:8443

  • www.vnphimsexhay.blog:80

  • www.vnphimsexhay.blog:22

  • www.vnphimsexhay.blog:8080

  • www.vnphimsexhay.blog:8880

  • www.vnphimsexhay.blog:2052

  • www.vnphimsexhay.blog:2082

Mutex

  • BT0Bu5UsepPV

Attributes
  • delay

    0

  • install

    true

  • install_file

    cwd0zk.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 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.

    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
  • Suspicious behavior: EnumeratesProcesses 27 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6f327605c1a514709ea8392ee919c21b3e14868fb1f534cd1a598dc7e60182df.exe
    "C:\Users\Admin\AppData\Local\Temp\6f327605c1a514709ea8392ee919c21b3e14868fb1f534cd1a598dc7e60182df.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1608
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "cwd0zk" /tr '"C:\Users\Admin\AppData\Roaming\cwd0zk.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5156
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "cwd0zk" /tr '"C:\Users\Admin\AppData\Roaming\cwd0zk.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:480
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp2409.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2980
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:2704
      • C:\Users\Admin\AppData\Roaming\cwd0zk.exe
        "C:\Users\Admin\AppData\Roaming\cwd0zk.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1544
  • C:\Users\Admin\AppData\Roaming\cwd0zk.exe
    "C:\Users\Admin\AppData\Roaming\cwd0zk.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:5064
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2844
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
          PID:292
      • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
        "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
        1⤵
          PID:4580
        • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
          "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
          1⤵
            PID:4588

          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

                tmp2409.tmp.bat
                • Path C:\Users\Admin\AppData\Local\Temp\tmp2409.tmp.bat
                • Size 150B
                • SHA256 6a6b932e0f2e803f04bad9f4fbf5482b148106262a7dbefaaf9e427282efff1e
                • MD5 SHA1 SHA512 TLSH
                Submit Download

                cwd0zk.exe
                • Path C:\Users\Admin\AppData\Roaming\cwd0zk.exe
                • Size 45KB
                • SHA256 6f327605c1a514709ea8392ee919c21b3e14868fb1f534cd1a598dc7e60182df
                • MD5 SHA1 SHA512 SSDEEP TLSH
                Submit Download

                memory/1608-3-0x00000000051A0000-0x000000000523C000-memory.dmp
                Download

                memory/1608-8-0x0000000074650000-0x0000000074E0C000-memory.dmp
                Download

                memory/1608-2-0x0000000074650000-0x0000000074E0C000-memory.dmp
                Download

                memory/1608-0-0x0000000074662000-0x0000000074663000-memory.dmp
                Download

                memory/1608-1-0x00000000006A0000-0x00000000006B2000-memory.dmp
                Download

                memory/4580-20-0x00000172001E0000-0x00000172002E0000-memory.dmp
                Download

                memory/4580-82-0x0000017214350000-0x0000017214370000-memory.dmp
                Download

                memory/4580-48-0x0000017201CE0000-0x0000017201D00000-memory.dmp
                Download

                memory/4580-61-0x0000017201D30000-0x0000017201D50000-memory.dmp
                Download

                memory/4580-49-0x0000017214000000-0x0000017214100000-memory.dmp
                Download

                memory/5064-12-0x00000000744E0000-0x0000000074C9C000-memory.dmp
                Download

                memory/5064-14-0x00000000744E0000-0x0000000074C9C000-memory.dmp
                Download