General

  • Target

    Zexo.exe

  • Size

    63KB

  • Sample

    250329-n5kldstqz3

  • MD5

    fe21311e262630af1a54520f55ca8c69

  • SHA1

    1d595196ae495436868b9b6d5f0d17d04a5ff8ef

  • SHA256

    62ab616a986ed8d7725c5c37122c385b7ad30b9e02d659e950fa099c9b8d9ed3

  • SHA512

    c89d654df3ab13762f1cf529d5526da7716bc61c6634d3255a0f01a4708a2701513cd45c0079f95d089df127f73386a83b0a19b1a09b5b2b28d0cb43946ce97f

  • SSDEEP

    768:jnuguX1wbgyX78dIC8A+XkuazcBRL5JTk1+T4KSBGHmDbD/ph0oXpdM7nNqSuEdP:rvCCPTDdSJYUbdh9jMXuEdpqKmY7

Malware Config

Extracted

Family

asyncrat

Botnet

Default

C2

147.185.221.21:27180

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      Zexo.exe

    • Size

      63KB

    • MD5

      fe21311e262630af1a54520f55ca8c69

    • SHA1

      1d595196ae495436868b9b6d5f0d17d04a5ff8ef

    • SHA256

      62ab616a986ed8d7725c5c37122c385b7ad30b9e02d659e950fa099c9b8d9ed3

    • SHA512

      c89d654df3ab13762f1cf529d5526da7716bc61c6634d3255a0f01a4708a2701513cd45c0079f95d089df127f73386a83b0a19b1a09b5b2b28d0cb43946ce97f

    • SSDEEP

      768:jnuguX1wbgyX78dIC8A+XkuazcBRL5JTk1+T4KSBGHmDbD/ph0oXpdM7nNqSuEdP:rvCCPTDdSJYUbdh9jMXuEdpqKmY7

    • AsyncRat

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

    • Asyncrat family

    • Stealerium

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

    • Stealerium family

    • Checks computer location settings

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

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • 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