General

  • Target

    now.exe

  • Size

    63KB

  • Sample

    241207-cwpcfa1kc1

  • MD5

    742a8c6a17671e7db3e4fa1c15534fb1

  • SHA1

    5f6e4b10c34e512cd1110b6c67b0722d00d5a34d

  • SHA256

    6a93f241b22b9784403998ec187fcf75ae9dd830aa834b7698052165ef225ec0

  • SHA512

    315a99105682595fd8366c3e237e57a187a4902bcf49894a35aa3d5a0cde32d26168a530dc9d9b8d00d27debf2be6f6eadcd1b17ce86c53a1d80c5a711f3d442

  • SSDEEP

    1536:DZmttUdjLAQBae5Q5uEPGbbQwTPVbGBi/J6GVZVclN:DZmttUdjvBF5Qw2GbbQ6dzY

Score
10/10

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

Default

C2

127.0.0.1:8848

127.0.0.1:64431

fojeweb571-64431.portmap.host:8848

fojeweb571-64431.portmap.host:64431

Mutex

DcRatMutex_qwqdanchun

Attributes
  • delay

    1

  • install

    true

  • install_file

    windows defender firewall.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      now.exe

    • Size

      63KB

    • MD5

      742a8c6a17671e7db3e4fa1c15534fb1

    • SHA1

      5f6e4b10c34e512cd1110b6c67b0722d00d5a34d

    • SHA256

      6a93f241b22b9784403998ec187fcf75ae9dd830aa834b7698052165ef225ec0

    • SHA512

      315a99105682595fd8366c3e237e57a187a4902bcf49894a35aa3d5a0cde32d26168a530dc9d9b8d00d27debf2be6f6eadcd1b17ce86c53a1d80c5a711f3d442

    • SSDEEP

      1536:DZmttUdjLAQBae5Q5uEPGbbQwTPVbGBi/J6GVZVclN:DZmttUdjvBF5Qw2GbbQ6dzY

    Score
    10/10
    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Asyncrat family

    • Async RAT payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

MITRE ATT&CK Enterprise v15

Tasks