Analysis

  • max time kernel
    1797s
  • max time network
    1507s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240214-en
  • resource tags

    arch:x64arch:x86image:win11-20240214-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    19/02/2024, 15:57

General

  • Target

    AsyncClient.exe

  • Size

    47KB

  • MD5

    9e94ce6905019a1053f35fa3ad6f36d1

  • SHA1

    922c6658c778a27620bc7b2dbb307b1f4ed710ce

  • SHA256

    6813e01896c76d21ab3904a81cc959b3272c68f19ab7f5cf4ca7048dc1132f10

  • SHA512

    35d5e829c7dc3aa76df22f57cd21cb4ed71b6983c96ff6cbb51c1e528ea3caddc1de0d0e802031903bad2605181a6295af0e12babe16f8f2051415b33a1ff7d9

  • SSDEEP

    768:ku/dRTUo0HQbWUnmjSmo2qMjFDz7jPMdA6it4AWPIF5YW00T0bl9RmtaEwHbj3He:ku/dRTUPE21jt6iRF5YW00YbnRmt5w7y

Score
10/10

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

vvRNfLvHyAuF

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#.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

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

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4316-0-0x00000000003A0000-0x00000000003B2000-memory.dmp

    Filesize

    72KB

  • memory/4316-1-0x00000000752C0000-0x0000000075A71000-memory.dmp

    Filesize

    7.7MB

  • memory/4316-2-0x0000000004F40000-0x0000000004F50000-memory.dmp

    Filesize

    64KB

  • memory/4316-3-0x0000000004DF0000-0x0000000004E56000-memory.dmp

    Filesize

    408KB

  • memory/4316-4-0x00000000052F0000-0x000000000538C000-memory.dmp

    Filesize

    624KB

  • memory/4316-5-0x00000000752C0000-0x0000000075A71000-memory.dmp

    Filesize

    7.7MB

  • memory/4316-6-0x0000000004F40000-0x0000000004F50000-memory.dmp

    Filesize

    64KB