Analysis

  • max time kernel
    90s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-11-2022 01:09

General

  • Target

    bH8p.exe

  • Size

    45KB

  • MD5

    c78feb68e841eefc532eb5d3993ccf9c

  • SHA1

    914616b3da61d38fab47e9213d08bd628175d4c9

  • SHA256

    ab9a4d30723683772c778b0433641695624616d7c96e09948e8beb3d58f48818

  • SHA512

    98c637cf0b4badb9d8700453ffc0e9587fa73495e27c3e5b2a5f07aaf464247cc958c1828e8f4e72b4a8b41f82876ed7c71178650d3f17d8d5398c5c33ffe4b5

  • SSDEEP

    768:vuwCfTg46YbWUn8jjmo2qrDKjGKG6PIyzjbFgX3itIpWnX9BDGm6NDs1BDZSx:vuwCfTgp/2OKYDy3bCXSa2X9BDGm6sdQ

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

146.190.69.247:6606

146.190.69.247:7707

146.190.69.247:8808

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers.

  • Async RAT payload 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bH8p.exe
    "C:\Users\Admin\AppData\Local\Temp\bH8p.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2376

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2376-132-0x0000000000980000-0x0000000000992000-memory.dmp

    Filesize

    72KB

  • memory/2376-133-0x0000000005B50000-0x0000000005BEC000-memory.dmp

    Filesize

    624KB

  • memory/2376-134-0x00000000061A0000-0x0000000006744000-memory.dmp

    Filesize

    5.6MB

  • memory/2376-135-0x0000000005C60000-0x0000000005CC6000-memory.dmp

    Filesize

    408KB

  • memory/2376-136-0x0000000006B50000-0x0000000006BC6000-memory.dmp

    Filesize

    472KB

  • memory/2376-137-0x0000000006C20000-0x0000000006C3E000-memory.dmp

    Filesize

    120KB