General

  • Target

    AsyncClient.exe

  • Size

    45KB

  • Sample

    230427-f99r3sfg6x

  • MD5

    5b9e5723583eb31b9d67c46b2825d6bb

  • SHA1

    44a867a74e714a77e0fc6eda42e9865370ba0937

  • SHA256

    4dcb2fbc2fcfc15556b81e2b07f84427f80435b1b312fea8b18e688a565eac6e

  • SHA512

    fade32705bd80dcdbbdeda9415ac3d7fdb1872803808f6ba000d365723642ed863ee70da38ab31906b0a83fb0aa84ea25ad50bf30a980b481a9791f95674d0ab

  • SSDEEP

    768:nugSNTokqd97WUHgAKpmo2q7HKjGKG6PIyzjbFgX3i2usR0FiXOhqAm0BDZ/x:nugSNToTdQT2mKYDy3bCXSpsCFFqABdp

Score
10/10

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

127.0.0.1:61288

146.70.165.10:61288

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_file

    Microsoft Update.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      AsyncClient.exe

    • Size

      45KB

    • MD5

      5b9e5723583eb31b9d67c46b2825d6bb

    • SHA1

      44a867a74e714a77e0fc6eda42e9865370ba0937

    • SHA256

      4dcb2fbc2fcfc15556b81e2b07f84427f80435b1b312fea8b18e688a565eac6e

    • SHA512

      fade32705bd80dcdbbdeda9415ac3d7fdb1872803808f6ba000d365723642ed863ee70da38ab31906b0a83fb0aa84ea25ad50bf30a980b481a9791f95674d0ab

    • SSDEEP

      768:nugSNTokqd97WUHgAKpmo2q7HKjGKG6PIyzjbFgX3i2usR0FiXOhqAm0BDZ/x:nugSNToTdQT2mKYDy3bCXSpsCFFqABdp

    Score
    10/10
    • 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.

MITRE ATT&CK Enterprise v6

Tasks