General

  • Target

    bb54c9a7ad63b674a1afe299d70c0ac67e399d1b055fee7bda03645ee2ae338e

  • Size

    5KB

  • Sample

    221225-jaa19abc24

  • MD5

    eff62daebe6a245573c619e4beef2a3a

  • SHA1

    e4de9e23b124e8289f2942b4a5ed6f304330d8cc

  • SHA256

    bb54c9a7ad63b674a1afe299d70c0ac67e399d1b055fee7bda03645ee2ae338e

  • SHA512

    ba9d1d2af417c954ff807e0c30737427d6c7779fbbd35454639aa0526b6e555f4b6e8b0c2d46c76c4a24e092b553f4621794788dccedf3a699d0a437afae43e9

  • SSDEEP

    96:QsTr79hCL1bhycGdH8uaRXtyuvk+1OAYysds9vk+1TbGvvqd3ojOxHrl:Q+X9hCL1bhyc33vksYylvkUb+qdth

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

UWUISCOMIC

C2

20.100.196.69:9281

Mutex

UWUISCOMIC

Attributes
  • delay

    3

  • install

    false

  • install_file

    DerenderScuriry

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      bb54c9a7ad63b674a1afe299d70c0ac67e399d1b055fee7bda03645ee2ae338e

    • Size

      5KB

    • MD5

      eff62daebe6a245573c619e4beef2a3a

    • SHA1

      e4de9e23b124e8289f2942b4a5ed6f304330d8cc

    • SHA256

      bb54c9a7ad63b674a1afe299d70c0ac67e399d1b055fee7bda03645ee2ae338e

    • SHA512

      ba9d1d2af417c954ff807e0c30737427d6c7779fbbd35454639aa0526b6e555f4b6e8b0c2d46c76c4a24e092b553f4621794788dccedf3a699d0a437afae43e9

    • SSDEEP

      96:QsTr79hCL1bhycGdH8uaRXtyuvk+1OAYysds9vk+1TbGvvqd3ojOxHrl:Q+X9hCL1bhyc33vksYylvkUb+qdth

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers.

    • Async RAT payload

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks