Analysis

  • max time kernel
    145s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/10/2024, 00:25

General

  • Target
    AsyncClient.exe
  • Size 47KB
  • Sample241031-aq2pgaveqq
  • SHA256 af77d8e73c934b20d2dc1b732ae00bfacb092e9c5483b36e221e00a2db7e1932
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • 127.0.0.1:6606

  • 127.0.0.1:7707

  • 127.0.0.1:8808

Mutex
  • fuHFQVarselr

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

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

  • Asyncrat family
  • 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.

  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\AsyncClient.exe
    "C:\Users\Admin\AppData\Local\Temp\AsyncClient.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4316

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/4316-0-0x000000007536E000-0x000000007536F000-memory.dmp

        memory/4316-1-0x00000000007E0000-0x00000000007F2000-memory.dmp

        memory/4316-2-0x0000000075360000-0x0000000075B10000-memory.dmp

        memory/4316-3-0x0000000005220000-0x0000000005286000-memory.dmp

        memory/4316-4-0x0000000005630000-0x00000000056CC000-memory.dmp

        memory/4316-5-0x000000007536E000-0x000000007536F000-memory.dmp

        memory/4316-6-0x0000000075360000-0x0000000075B10000-memory.dmp