Overview

overview

10

Static

static

10

cf5ad518fc...fa.exe

windows10-2004-x64

10

cf5ad518fc...fa.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    143s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    16/07/2026, 17:03

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General

  • Target
    cf5ad518fca93ef069f51452724eb2b297e3c466a0cde5d8159465c8167ffbfa.exe
  • Size 45KB
  • Sample260716-vkrmjadw31
  • SHA256 cf5ad518fca93ef069f51452724eb2b297e3c466a0cde5d8159465c8167ffbfa
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • phimsexjav.mobi:80

  • phimsexjav.mobi:22

  • phimsexjav.mobi:8080

  • phimsexjav.mobi:8880

  • phimsexjav.mobi:2052

  • phimsexjav.mobi:2082

  • phimsexjav.mobi:2086

  • phimsexjav.mobi:2095

  • phimsexjav.mobi:443

  • phimsexjav.mobi:2053

  • phimsexjav.mobi:2083

  • phimsexjav.mobi:2087

  • phimsexjav.mobi:2096

  • phimsexjav.mobi:8443

  • www.phimsexjav.mobi:80

  • www.phimsexjav.mobi:22

  • www.phimsexjav.mobi:8080

  • www.phimsexjav.mobi:8880

  • www.phimsexjav.mobi:2052

  • www.phimsexjav.mobi:2082

Mutex

  • 50Q3H15DVyE0

Attributes
  • delay

    0

  • install

    true

  • install_file

    urs7kfm.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 29 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cf5ad518fca93ef069f51452724eb2b297e3c466a0cde5d8159465c8167ffbfa.exe
    "C:\Users\Admin\AppData\Local\Temp\cf5ad518fca93ef069f51452724eb2b297e3c466a0cde5d8159465c8167ffbfa.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2324
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "urs7kfm" /tr '"C:\Users\Admin\AppData\Roaming\urs7kfm.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4864
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "urs7kfm" /tr '"C:\Users\Admin\AppData\Roaming\urs7kfm.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:3628
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp893B.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5536
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:4412
      • C:\Users\Admin\AppData\Roaming\urs7kfm.exe
        "C:\Users\Admin\AppData\Roaming\urs7kfm.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1664
  • C:\Users\Admin\AppData\Roaming\urs7kfm.exe
    "C:\Users\Admin\AppData\Roaming\urs7kfm.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:1960

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp893B.tmp.bat
        • Path C:\Users\Admin\AppData\Local\Temp\tmp893B.tmp.bat
        • Size 151B
        • SHA256 a0e2ad08844565927ecaf333d1c845ad6b53d14ea5bf9754212080c3a9ffd742
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        urs7kfm.exe
        • Path C:\Users\Admin\AppData\Roaming\urs7kfm.exe
        • Size 45KB
        • SHA256 cf5ad518fca93ef069f51452724eb2b297e3c466a0cde5d8159465c8167ffbfa
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1960-12-0x0000000074C10000-0x00000000753CC000-memory.dmp
        Download

        memory/1960-14-0x0000000074C10000-0x00000000753CC000-memory.dmp
        Download

        memory/2324-0-0x0000000074D92000-0x0000000074D93000-memory.dmp
        Download

        memory/2324-1-0x0000000000990000-0x00000000009A2000-memory.dmp
        Download

        memory/2324-2-0x0000000074D80000-0x000000007553C000-memory.dmp
        Download

        memory/2324-3-0x0000000005540000-0x00000000055DC000-memory.dmp
        Download

        memory/2324-8-0x0000000074D80000-0x000000007553C000-memory.dmp
        Download