General

  • Target

    toto.zip.zip

  • Size

    41.9MB

  • Sample

    241018-hmqrssshrc

  • MD5

    b8b04b30f6f80df8a9c020c6a49145a1

  • SHA1

    c065f3a0f4b98e12fa437662f86c810c33f1a491

  • SHA256

    5485535d6df60b75e254dfab35e05055816403c0b4509a6a60b5c377ea075f16

  • SHA512

    6dd93a5293914255ba19cc878e37e35e7bc3161387b263bcd0ba3560809c6bd93a3f2fef02749b0eb254a77144df3536c65c0872b96a833d106f3db660832b6e

  • SSDEEP

    786432:t+bCNr9olo4BZ86l6fVu+ZZ62L0GwIEw/abWJaQJyHcNciQwoK:trNr9oS9a+VBD0nIEw/aby8twL

Malware Config

Extracted

Family

asyncrat

Botnet

Default

C2

101.99.92.203:3232

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      toto.zip

    • Size

      42.8MB

    • MD5

      b0c6737d9b1f9ffd3114f79712c6be96

    • SHA1

      dd74f7195b62d2343315a75fbeb999c2e94d2028

    • SHA256

      f864ce25cc2ad1f888d62e0bb40c6567b9c8f89c5d96e82135335a9caa956593

    • SHA512

      ea3f7f25a8c4c51fa8d356913a068bda08099e565458595745dcf0aedd4c6e8288be7608010064032a6cbb6a1cff3e9c28f1d660ac5a158c5ef7deaf6f4b8e1e

    • SSDEEP

      786432:CDXXuerfHkIZf06hLwbl9Pm2TW38ZF+oxwk4fbSep827/SWt:CDnXfHkIZcXM2TdZooxwnXTSQ

    • AsyncRat

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

    • Stealerium

      An open source info stealer written in C# first seen in May 2022.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Async RAT payload

    • Executes dropped EXE

    • Loads dropped DLL

    • Accesses Microsoft Outlook profiles

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

MITRE ATT&CK Enterprise v15

Tasks