Analysis

  • max time kernel
    118s
  • max time network
    124s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 12:28

General

  • Target
    d46c5363-81ea-4c2d-ad51-0758d882ef39.exe
  • Size 46KB
  • Sample260804-pnngdsen7v
  • SHA256 2dfc2790c18bd8a264351c860fe9899ac125dc4d0e4398e87194a826fcf16ad7
  • MD5 SHA1 SHA512 SSDEEP TLSH

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#.

  • Async RAT payload 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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.

  • 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.

  • Delays execution with timeout.exe 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d46c5363-81ea-4c2d-ad51-0758d882ef39.exe
    "C:\Users\Admin\AppData\Local\Temp\d46c5363-81ea-4c2d-ad51-0758d882ef39.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2500
    • 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
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2644
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "pg55fit" /tr '"C:\Users\Admin\AppData\Roaming\pg55fit.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2552
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp9939.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3164
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:2576
      • C:\Users\Admin\AppData\Roaming\pg55fit.exe
        "C:\Users\Admin\AppData\Roaming\pg55fit.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:5548
  • C:\Users\Admin\AppData\Roaming\pg55fit.exe
    "C:\Users\Admin\AppData\Roaming\pg55fit.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:5544

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        tmp9939.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmp9939.tmp.bat
        • Size 151B
        • SHA256 37396bc52ae1a17c243248f6676e2dc5ee4100eb3d4fca289ba2ecd43ce164ac
        • MD5 SHA1 SHA512 TLSH

        pg55fit.exe

        • Path C:\Users\Admin\AppData\Roaming\pg55fit.exe
        • Size 46KB
        • SHA256 2dfc2790c18bd8a264351c860fe9899ac125dc4d0e4398e87194a826fcf16ad7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2500-0-0x0000000074D92000-0x0000000074D93000-memory.dmp

        memory/2500-1-0x00000000003E0000-0x00000000003F2000-memory.dmp

        memory/2500-2-0x0000000074D80000-0x000000007553C000-memory.dmp

        memory/2500-3-0x0000000004FB0000-0x000000000504C000-memory.dmp

        memory/2500-9-0x0000000074D80000-0x000000007553C000-memory.dmp

        memory/5544-12-0x0000000074D80000-0x000000007553C000-memory.dmp

        memory/5544-14-0x0000000074D80000-0x000000007553C000-memory.dmp