Overview

overview

10

Static

static

10

efc3a7a8-3...2f.exe

windows10-2004-x64

10

efc3a7a8-3...2f.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    118s
  • max time network
    122s
  • 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, 12:30

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General

  • Target
    efc3a7a8-3611-4386-87d2-0850ddeb5c2f.exe
  • Size 46KB
  • Sample260804-ppvbbswycw
  • SHA256 0a1c706dea8093573eb8fa271d0669afd07c56e4854162e09a19483ed9d4db64
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • pg55.bingo:4441

  • pg55.bingo:1756

  • pg55.bingo:1250

  • pg55.bingo:5126

  • pg55.bingo:4738

  • pg55.bingo:7097

  • pg55.bingo:8235

  • www.pg55.bingo:4441

  • www.pg55.bingo:1756

  • www.pg55.bingo:1250

  • www.pg55.bingo:5126

  • www.pg55.bingo:4738

  • www.pg55.bingo:7097

  • www.pg55.bingo:8235

  • NotPetya.pg55.bingo:4441

  • NotPetya.pg55.bingo:1756

  • NotPetya.pg55.bingo:1250

  • NotPetya.pg55.bingo:5126

  • NotPetya.pg55.bingo:4738

  • NotPetya.pg55.bingo:7097

Mutex

  • uh4t919asRaF

Attributes
  • delay

    3

  • install

    true

  • install_file

    pg55bingo.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).

  • 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 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 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\efc3a7a8-3611-4386-87d2-0850ddeb5c2f.exe
    "C:\Users\Admin\AppData\Local\Temp\efc3a7a8-3611-4386-87d2-0850ddeb5c2f.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2036
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "pg55bingo" /tr '"C:\Users\Admin\AppData\Roaming\pg55bingo.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5968
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "pg55bingo" /tr '"C:\Users\Admin\AppData\Roaming\pg55bingo.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:5836
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp9FEF.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1360
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:3740
      • C:\Users\Admin\AppData\Roaming\pg55bingo.exe
        "C:\Users\Admin\AppData\Roaming\pg55bingo.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:3616
  • C:\Users\Admin\AppData\Roaming\pg55bingo.exe
    "C:\Users\Admin\AppData\Roaming\pg55bingo.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:260

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp9FEF.tmp.bat
        • Path C:\Users\Admin\AppData\Local\Temp\tmp9FEF.tmp.bat
        • Size 153B
        • SHA256 f379fac4e0fc2bb834e925c07c332a5e3e9e734fa6829f609ac49567ccfd39f7
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        pg55bingo.exe
        • Path C:\Users\Admin\AppData\Roaming\pg55bingo.exe
        • Size 46KB
        • SHA256 0a1c706dea8093573eb8fa271d0669afd07c56e4854162e09a19483ed9d4db64
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/260-12-0x0000000074330000-0x0000000074AEC000-memory.dmp
        Download

        memory/260-14-0x0000000074330000-0x0000000074AEC000-memory.dmp
        Download

        memory/2036-0-0x0000000074342000-0x0000000074343000-memory.dmp
        Download

        memory/2036-1-0x0000000000240000-0x0000000000252000-memory.dmp
        Download

        memory/2036-2-0x0000000074330000-0x0000000074AEC000-memory.dmp
        Download

        memory/2036-3-0x0000000004D60000-0x0000000004DFC000-memory.dmp
        Download

        memory/2036-9-0x0000000074330000-0x0000000074AEC000-memory.dmp
        Download