Overview

overview

10

Static

static

10

f4d37c85d9...a5.exe

windows10-2004-x64

10

f4d37c85d9...a5.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    60s
  • max time network
    62s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    28/07/2026, 19:28

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target
    f4d37c85d953dd1ae8e38b7e7aa37f25b866bc6df3382b83dcb3e5615364fba5.exe
  • Size 45KB
  • Sample260728-x63m2abe22
  • SHA256 f4d37c85d953dd1ae8e38b7e7aa37f25b866bc6df3382b83dcb3e5615364fba5
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultcommand_and_controldiscoveryasyncratrat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • olanza.nl/vi-vn/:6606

  • olanza.nl/vi-vn/:7707

  • olanza.nl/vi-vn/:8808

  • olanza.nl/vi-vn/:443

  • olanza.nl/vi-vn/:80

  • olanza.nl/vi-vn/:8844

  • olanza.nl/vi-vn/:22

  • olanza.nl/vi-vn/:53

  • www.knowledgegroup.co.com:6606

  • www.knowledgegroup.co.com:7707

  • www.knowledgegroup.co.com:8808

  • www.knowledgegroup.co.com:443

  • www.knowledgegroup.co.com:80

  • www.knowledgegroup.co.com:8844

  • www.knowledgegroup.co.com:22

  • www.knowledgegroup.co.com:53

Mutex

  • zV7e0atuBTtv

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • Family: AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

    ratasyncrat
  • Outbound SSH connection to public host 2 TTPs 1 IoCs

    SSH is used for remote access. This may indicate SSH host discovery, encrypted C2 traffic, or data exfiltration.

    command_and_control
  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\f4d37c85d953dd1ae8e38b7e7aa37f25b866bc6df3382b83dcb3e5615364fba5.exe
    "C:\Users\Admin\AppData\Local\Temp\f4d37c85d953dd1ae8e38b7e7aa37f25b866bc6df3382b83dcb3e5615364fba5.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:3872

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/3872-0-0x00000000748A2000-0x00000000748A3000-memory.dmp
        Download

        memory/3872-1-0x0000000000560000-0x0000000000572000-memory.dmp
        Download

        memory/3872-2-0x0000000074890000-0x000000007504C000-memory.dmp
        Download

        memory/3872-3-0x00000000748A2000-0x00000000748A3000-memory.dmp
        Download

        memory/3872-4-0x0000000074890000-0x000000007504C000-memory.dmp
        Download