Overview

overview

10

Static

static

10

f2276b4fc3...5f.exe

windows10-2004-x64

10

f2276b4fc3...5f.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    145s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/07/2026, 14:29

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General

  • Target
    f2276b4fc3f400a902cd37ac562d3e9c9ee8573d7603e06a503f77940c1e735f.exe
  • Size 45KB
  • Sample260710-rtjfqsdt8w
  • SHA256 f2276b4fc3f400a902cd37ac562d3e9c9ee8573d7603e06a503f77940c1e735f
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • phimsexz.org:80

  • phimsexz.org:22

  • phimsexz.org:8080

  • phimsexz.org:8880

  • phimsexz.org:2052

  • phimsexz.org:2082

  • phimsexz.org:2086

  • phimsexz.org:2095

  • phimsexz.org:443

  • phimsexz.org:2053

  • phimsexz.org:2083

  • phimsexz.org:2087

  • phimsexz.org:2096

  • phimsexz.org:8443

  • www.phimsexz.org:80

  • www.phimsexz.org:22

  • www.phimsexz.org:8080

  • www.phimsexz.org:8880

  • www.phimsexz.org:2052

  • www.phimsexz.org:2082

Mutex

  • ay9Xw2D1MdIS

Attributes
  • delay

    0

  • install

    true

  • install_file

    o7zf0b8i.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 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f2276b4fc3f400a902cd37ac562d3e9c9ee8573d7603e06a503f77940c1e735f.exe
    "C:\Users\Admin\AppData\Local\Temp\f2276b4fc3f400a902cd37ac562d3e9c9ee8573d7603e06a503f77940c1e735f.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4608
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "o7zf0b8i" /tr '"C:\Users\Admin\AppData\Roaming\o7zf0b8i.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3504
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "o7zf0b8i" /tr '"C:\Users\Admin\AppData\Roaming\o7zf0b8i.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1080
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp5DC6.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2320
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:3172
      • C:\Users\Admin\AppData\Roaming\o7zf0b8i.exe
        "C:\Users\Admin\AppData\Roaming\o7zf0b8i.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:5972
  • C:\Users\Admin\AppData\Roaming\o7zf0b8i.exe
    "C:\Users\Admin\AppData\Roaming\o7zf0b8i.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:1088

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp5DC6.tmp.bat
        • Path C:\Users\Admin\AppData\Local\Temp\tmp5DC6.tmp.bat
        • Size 152B
        • SHA256 22da2dd09994c133cd9427f6c0b87dab3aa23cce8dd7caf10b4121d845b863ef
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        o7zf0b8i.exe
        • Path C:\Users\Admin\AppData\Roaming\o7zf0b8i.exe
        • Size 45KB
        • SHA256 f2276b4fc3f400a902cd37ac562d3e9c9ee8573d7603e06a503f77940c1e735f
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1088-12-0x00000000746E0000-0x0000000074E9C000-memory.dmp
        Download

        memory/1088-14-0x00000000746E0000-0x0000000074E9C000-memory.dmp
        Download

        memory/4608-0-0x0000000074862000-0x0000000074863000-memory.dmp
        Download

        memory/4608-1-0x0000000000150000-0x0000000000162000-memory.dmp
        Download

        memory/4608-2-0x0000000074850000-0x000000007500C000-memory.dmp
        Download

        memory/4608-3-0x0000000004C40000-0x0000000004CDC000-memory.dmp
        Download

        memory/4608-8-0x0000000074850000-0x000000007500C000-memory.dmp
        Download