General

  • Target

    ExpressVPNInstallerwin10.exe

  • Size

    47KB

  • Sample

    241022-aq52wsxglp

  • MD5

    979fcde48a10a1571e55a0b47d0ba48f

  • SHA1

    1a765b75a45ec713a70a1b607df2928d47833b24

  • SHA256

    f41c426bff4474bc0669f77c4e0064dfe8ddb902b6c9a81f70e5bca78f9b3407

  • SHA512

    01a302aacf352d3c29d70f59e8efc3ba7ac1d09886afcbdb927d7f90e9157963bbc689f1dda6ecb7026815fc1e02d5717a205f92db95d364adba115ee437d321

  • SSDEEP

    768:juoNdT1LxHaFzWUfbmBmo2qbc4ZRihGZcAW2V4Fbgh0boiKTTy/mC/S3poa2+16N:juoNdT1LoG2WRiP2VSNbo/Pwa5VtdFf+

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

127.0.0.1:1604

muhamedbaba.duckdns.org:1604

Mutex

AsyncMutex_6dgSI8OkPnk

Attributes
  • delay

    3

  • install

    true

  • install_file

    System32.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      ExpressVPNInstallerwin10.exe

    • Size

      47KB

    • MD5

      979fcde48a10a1571e55a0b47d0ba48f

    • SHA1

      1a765b75a45ec713a70a1b607df2928d47833b24

    • SHA256

      f41c426bff4474bc0669f77c4e0064dfe8ddb902b6c9a81f70e5bca78f9b3407

    • SHA512

      01a302aacf352d3c29d70f59e8efc3ba7ac1d09886afcbdb927d7f90e9157963bbc689f1dda6ecb7026815fc1e02d5717a205f92db95d364adba115ee437d321

    • SSDEEP

      768:juoNdT1LxHaFzWUfbmBmo2qbc4ZRihGZcAW2V4Fbgh0boiKTTy/mC/S3poa2+16N:juoNdT1LoG2WRiP2VSNbo/Pwa5VtdFf+

    • AsyncRat

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

    • 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