Overview

overview

10

Static

static

10

f2fb023be9...42.exe

windows10-2004-x64

10

f2fb023be9...42.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    60s
  • max time network
    64s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/08/2026, 19:49

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General

  • Target
    f2fb023be95645571989f38e73b116ed19b669c7c31bdb6ac6148ff41c8cb842.exe
  • Size 46KB
  • Sample260808-yjn2sstdnh
  • SHA256 f2fb023be95645571989f38e73b116ed19b669c7c31bdb6ac6148ff41c8cb842
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • pg55.fit:4441

  • pg55.fit:1756

  • pg55.fit:1250

  • pg55.fit:5126

  • pg55.fit:4738

  • pg55.fit:7097

  • pg55.fit:8235

  • www.pg55.fit:4441

  • www.pg55.fit:1756

  • www.pg55.fit:1250

  • www.pg55.fit:5126

  • www.pg55.fit:4738

  • www.pg55.fit:7097

  • www.pg55.fit:8235

  • NotPetya.pg55.fit:4441

  • NotPetya.pg55.fit:1756

  • NotPetya.pg55.fit:1250

  • NotPetya.pg55.fit:5126

  • NotPetya.pg55.fit:4738

  • NotPetya.pg55.fit:7097

Mutex

  • J2G0ospPyyF1

Attributes
  • delay

    3

  • install

    true

  • install_file

    pg55fit.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 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.

    execution
  • 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
  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\f2fb023be95645571989f38e73b116ed19b669c7c31bdb6ac6148ff41c8cb842.exe
    "C:\Users\Admin\AppData\Local\Temp\f2fb023be95645571989f38e73b116ed19b669c7c31bdb6ac6148ff41c8cb842.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:3348
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "pg55fit" /tr '"C:\Users\Admin\AppData\Roaming\pg55fit.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      PID:5516
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "pg55fit" /tr '"C:\Users\Admin\AppData\Roaming\pg55fit.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:4744
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp90BD.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      PID:3556
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:5816
      • C:\Users\Admin\AppData\Roaming\pg55fit.exe
        "C:\Users\Admin\AppData\Roaming\pg55fit.exe"
        3⤵
          PID:1324
    • C:\Users\Admin\AppData\Roaming\pg55fit.exe
      "C:\Users\Admin\AppData\Roaming\pg55fit.exe"
      1⤵
        PID:416

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            tmp90BD.tmp.bat
            • Path C:\Users\Admin\AppData\Local\Temp\tmp90BD.tmp.bat
            • Size 151B
            • SHA256 7a9e95928206b05adaae678d116e3aba9f5ce520c537988b9b197c681d9ad8c4
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            pg55fit.exe
            • Path C:\Users\Admin\AppData\Roaming\pg55fit.exe
            • Size 46KB
            • SHA256 f2fb023be95645571989f38e73b116ed19b669c7c31bdb6ac6148ff41c8cb842
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/416-12-0x00000000743F0000-0x0000000074BAC000-memory.dmp
            Download

            memory/416-14-0x00000000743F0000-0x0000000074BAC000-memory.dmp
            Download

            memory/3348-0-0x0000000074402000-0x0000000074403000-memory.dmp
            Download

            memory/3348-1-0x0000000000B80000-0x0000000000B92000-memory.dmp
            Download

            memory/3348-2-0x00000000743F0000-0x0000000074BAC000-memory.dmp
            Download

            memory/3348-3-0x0000000005560000-0x00000000055FC000-memory.dmp
            Download

            memory/3348-9-0x00000000743F0000-0x0000000074BAC000-memory.dmp
            Download