General

  • Target

    Pi.exe

  • Size

    416KB

  • Sample

    201229-wnbxz4kpj2

  • MD5

    096e9bf1a93af99c36d3555c1d15e236

  • SHA1

    672b41f6c04f084697ec9aab916066a491b228ec

  • SHA256

    916e1e0648bbd10e136c833688e22b87c1f6ae73df18b9e331db37d05ce0b528

  • SHA512

    903ac4299d3c8a7a3c14fdbf49678ede911feb87f607097dc5fce68833bf5258cee4a1602582a1e9b32686ed200be68c428aed99adcdf984efa3620cd4379474

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

C2

chongmei33.publicvm.com:49746

chongmei33.publicvm.com:2703

chongmei33.publicvm.com:49714

chongmei33.publicvm.com:49703

185.165.153.116:49746

185.165.153.116:2703

185.165.153.116:49714

185.165.153.116:49703

54.37.36.116:49746

54.37.36.116:2703

54.37.36.116:49714

54.37.36.116:49703

185.244.30.92:49746

185.244.30.92:2703

185.244.30.92:49714

185.244.30.92:49703

dongreg202020.duckdns.org:49746

dongreg202020.duckdns.org:2703

dongreg202020.duckdns.org:49714

dongreg202020.duckdns.org:49703

Mutex

word_6SI86kPnk

Attributes
  • aes_key

    Hz9AIk2iuw31bDO3o1GepDyHZ5vVJkGp

  • anti_detection

    false

  • autorun

    false

  • bdos

    false

  • delay

    SEPT G8

  • host

    chongmei33.publicvm.com,185.165.153.116,54.37.36.116,185.244.30.92,dongreg202020.duckdns.org,178.33.222.241,rahim321.duckdns.org,79.134.225.92,37.120.208.36

  • hwid

    3

  • install_file

  • install_folder

    %AppData%

  • mutex

    word_6SI86kPnk

  • pastebin_config

    null

  • port

    49746,2703,49714,49703

  • version

    0.5.7B

aes.plain

Targets

    • Target

      Pi.exe

    • Size

      416KB

    • MD5

      096e9bf1a93af99c36d3555c1d15e236

    • SHA1

      672b41f6c04f084697ec9aab916066a491b228ec

    • SHA256

      916e1e0648bbd10e136c833688e22b87c1f6ae73df18b9e331db37d05ce0b528

    • SHA512

      903ac4299d3c8a7a3c14fdbf49678ede911feb87f607097dc5fce68833bf5258cee4a1602582a1e9b32686ed200be68c428aed99adcdf984efa3620cd4379474

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers.

    • Async RAT payload

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Tasks