General

  • Target

    0x0008000000018bf3-14.dat

  • Size

    45KB

  • Sample

    250330-xzm9rsxmx6

  • MD5

    ece45103465f781d48cdc41a19e7d9cc

  • SHA1

    d7025037bdf2bfb09b3797443ae00d8dbddd4eb7

  • SHA256

    bb6af8f4ac8ab6c14b159b578a5097ad5d7827751230595dd3b2a3c767f3d869

  • SHA512

    4e14419240dbd8ebba468afddf48a70df9d6a55ceaa149eb5873d99aac32eb0aaa5e536791db88d0bdd908eeab6b89d8901687be868ff3b9b0a0b841333f6b15

  • SSDEEP

    768:vuivNTdFHLBWUZiGrmo2qrrKjGKG6PIyzjbFgX3io7OoZp28aFJuvnBDZjx:vuivNTdBR2mKYDy3bCXSUOcta7uJdjx

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

March-25-5

C2

chongmei33.publicvm.com:2703

chongmei33.publicvm.com:7031

umarmira055.duckdns.org:2703

umarmira055.duckdns.org:7031

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    true

  • install_file

    svchost.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      0x0008000000018bf3-14.dat

    • Size

      45KB

    • MD5

      ece45103465f781d48cdc41a19e7d9cc

    • SHA1

      d7025037bdf2bfb09b3797443ae00d8dbddd4eb7

    • SHA256

      bb6af8f4ac8ab6c14b159b578a5097ad5d7827751230595dd3b2a3c767f3d869

    • SHA512

      4e14419240dbd8ebba468afddf48a70df9d6a55ceaa149eb5873d99aac32eb0aaa5e536791db88d0bdd908eeab6b89d8901687be868ff3b9b0a0b841333f6b15

    • SSDEEP

      768:vuivNTdFHLBWUZiGrmo2qrrKjGKG6PIyzjbFgX3io7OoZp28aFJuvnBDZjx:vuivNTdBR2mKYDy3bCXSUOcta7uJdjx

    • 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

    • Loads dropped DLL

MITRE ATT&CK Enterprise v15

Tasks