General

  • Target

    INV2020.06.09974.DOCX.exe

  • Size

    331KB

  • Sample

    200716-bbqzm6xp22

  • MD5

    8dc8dd6ff7a50bf1bdcdaeea069a4ae6

  • SHA1

    133cb0200309be4089f1c60ecb9c0db1fb66f551

  • SHA256

    c94596dbfbc9fde422a8f6b20fc6e488d9fcd33931e0e2e07430824eeff8a04a

  • SHA512

    d2bd87fbc8fb5b2f60cafe9b65561647f637853550dd57430e062aae4856ca9984e4246a327d3611d674bdf1fdaebdaf0b3f8f94604d987990a78f708bce11fc

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

C2

null:null

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • aes_key

    DHyXENUbuF7kz7qg9whtglVdx8ChMDvS

  • anti_detection

    false

  • autorun

    false

  • bdos

    false

  • delay

    Default

  • host

    null

  • hwid

    3

  • install_file

  • install_folder

    %AppData%

  • mutex

    AsyncMutex_6SI8OkPnk

  • pastebin_config

    https://pastebin.com/raw/63NgqBcT

  • port

    null

  • version

    0.5.7B

aes.plain

Targets

    • Target

      INV2020.06.09974.DOCX.exe

    • Size

      331KB

    • MD5

      8dc8dd6ff7a50bf1bdcdaeea069a4ae6

    • SHA1

      133cb0200309be4089f1c60ecb9c0db1fb66f551

    • SHA256

      c94596dbfbc9fde422a8f6b20fc6e488d9fcd33931e0e2e07430824eeff8a04a

    • SHA512

      d2bd87fbc8fb5b2f60cafe9b65561647f637853550dd57430e062aae4856ca9984e4246a327d3611d674bdf1fdaebdaf0b3f8f94604d987990a78f708bce11fc

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers.

    • AgentTesla Payload

    • Async RAT payload

    • Executes dropped EXE

    • Loads dropped DLL

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks