Overview

overview

10

Static

static

4075e5cedf...cc.exe

windows7_x64

10

4075e5cedf...cc.exe

windows10_x64

10

Sharing

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General

  • Target
    4075e5cedf262f587538979cd6d62ff4b0fc5bdf7f9a4b770ae9e297ea7c9fcc
  • Size 1.5MB
  • Sample200624-wll9tk2b7e
  • SHA256 4075e5cedf262f587538979cd6d62ff4b0fc5bdf7f9a4b770ae9e297ea7c9fcc
  • MD5 SHA1 SHA512
Score
10/10
asyncratevasionratspywareupx

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.6D

C2

  • null:null

Mutex

  • Riddle1337

Attributes
  • aes_key

    BdWDJiqMP2ZNyzBwdN5Z7ICTpIT4KsaW

  • anti_detection

    false

  • autorun

    false

  • bdos

    false

  • delay

    BoT

  • host

    null

  • hwid

    1

  • install_file

  • install_folder

    %AppData%

  • mutex

    Riddle1337

  • pastebin_config

    https://pastebin.com/raw/bxXpigGK

  • port

    null

  • version

    0.5.6D

aes.plain

Targets

    • Target
      4075e5cedf262f587538979cd6d62ff4b0fc5bdf7f9a4b770ae9e297ea7c9fcc
    • Size 1.5MB
    • SHA256 4075e5cedf262f587538979cd6d62ff4b0fc5bdf7f9a4b770ae9e297ea7c9fcc
    • MD5 SHA1 SHA512
    Score
    10/10
    asyncratevasionratspywareupx

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers.

      ratasyncrat

    • Modifies visibility of file extensions in Explorer

      evasion

    • Async RAT payload

      rat

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Drops startup file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spyware

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks