Analysis

  • max time kernel
    119s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    04/09/2023, 09:08

General

  • Target

    bPyh.exe

  • Size

    45KB

  • MD5

    88ce1fc7c64ce41bccfc80e97db6bbe3

  • SHA1

    a20d4b7e038256c1e29e549cb18261d483a840bd

  • SHA256

    de558a924a89a755f2d660f864d164c81e62ddf7da400fe771c0febbe1858aa1

  • SHA512

    82138002d26357f3b14e4c33b4ec0235507ca99fab6f2f4bf10ebe8ae3ee7c5afa6be92d3d5a914fd322265226e60e8debd54fcdfc02dcde330abe4d8bb7abe3

  • SSDEEP

    768:Pu/6ZTgoiziWUUM9rmo2qrjO5QyJ4PiNjPISzjbwgX3iwL6ocrFO8BDZrx:Pu/6ZTgle2IO52iKS3b3XSw2oGOadrx

Score
10/10

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

VBS09

C2

4Mekey.myftp.biz:6606

4Mekey.myftp.biz:7707

4Mekey.myftp.biz: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 written in C#.

  • Async RAT payload 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bPyh.exe
    "C:\Users\Admin\AppData\Local\Temp\bPyh.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1672

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1672-0-0x0000000074760000-0x0000000074E4E000-memory.dmp

    Filesize

    6.9MB

  • memory/1672-1-0x0000000000280000-0x0000000000292000-memory.dmp

    Filesize

    72KB

  • memory/1672-2-0x0000000000700000-0x0000000000740000-memory.dmp

    Filesize

    256KB

  • memory/1672-10-0x0000000074760000-0x0000000074E4E000-memory.dmp

    Filesize

    6.9MB

  • memory/1672-11-0x0000000000700000-0x0000000000740000-memory.dmp

    Filesize

    256KB