General

  • Target

    Payment Confirmation.scr

  • Size

    796KB

  • Sample

    241218-kncmnstjdl

  • MD5

    9faf1f32261228f8585abed6f20937fa

  • SHA1

    77aed48c44f7ab0bebd9594dbf181c5ab37cfdbc

  • SHA256

    ba9c66678d7a68160c563dbd9cfe0a1255a05191a9537fea44c4a264c4abebd4

  • SHA512

    2746e15661edc7e865b9e59a40bf537142aa5bf261f32ce47eac8a7c344497360ef270a63f0bc114fe69496fceb4227702110f5a990bebd5efcee64e8c99e513

  • SSDEEP

    12288:nb8f2uE1zDo5MXuvMhHshfzujSmDFkrpQA5Ay9KSZT1ywFL8Cnj8f2:nbu2uOQ5MeUhezuSt8yrywCCnju2

Malware Config

Extracted

Family

asyncrat

Botnet

Default

C2

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

https://api.telegram.org/bot7706441145:AAGi9KVU48kkRRQ9YRTCxkt9Lt_xWJ_wQ8w/sendMessage?chat_id=7557285388

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      Payment Confirmation.scr

    • Size

      796KB

    • MD5

      9faf1f32261228f8585abed6f20937fa

    • SHA1

      77aed48c44f7ab0bebd9594dbf181c5ab37cfdbc

    • SHA256

      ba9c66678d7a68160c563dbd9cfe0a1255a05191a9537fea44c4a264c4abebd4

    • SHA512

      2746e15661edc7e865b9e59a40bf537142aa5bf261f32ce47eac8a7c344497360ef270a63f0bc114fe69496fceb4227702110f5a990bebd5efcee64e8c99e513

    • SSDEEP

      12288:nb8f2uE1zDo5MXuvMhHshfzujSmDFkrpQA5Ay9KSZT1ywFL8Cnj8f2:nbu2uOQ5MeUhezuSt8yrywCCnju2

    • AsyncRat

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

    • Asyncrat family

    • StormKitty

      StormKitty is an open source info stealer written in C#.

    • StormKitty payload

    • Stormkitty family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • 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.

    • Drops desktop.ini file(s)

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks