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General

  • Target

    9JFiKVm.exe

  • Size

    479KB

  • Sample

    250314-ltx18sx1gw

  • MD5

    25f00b7c2ff3ae44d849863c1e47b096

  • SHA1

    90203d582817c0b1e0778e53ab8ef63c2505d912

  • SHA256

    0a7602edc5309eb0683609f1e54bc11052e046b2b3f61f64397526fa935d7c6d

  • SHA512

    144af31085439aabccd2502e3999de5952e58b708ccc9b8254381caf74130bec801f67a55c06614814a311b3093cdc88ebddc63508557b2157c0b15f88f23a15

  • SSDEEP

    12288:7AJ0SiRi56OkEAmD5ZPfrzp+5ifMNVbVciqzSsEO:U0S496z8o6bciPst

Malware Config

Extracted

Family

asyncrat

Version

| Controller

Botnet

Default

C2

20.206.204.9:4449

Mutex

ammmjprqjnqswrieh

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      9JFiKVm.exe

    • Size

      479KB

    • MD5

      25f00b7c2ff3ae44d849863c1e47b096

    • SHA1

      90203d582817c0b1e0778e53ab8ef63c2505d912

    • SHA256

      0a7602edc5309eb0683609f1e54bc11052e046b2b3f61f64397526fa935d7c6d

    • SHA512

      144af31085439aabccd2502e3999de5952e58b708ccc9b8254381caf74130bec801f67a55c06614814a311b3093cdc88ebddc63508557b2157c0b15f88f23a15

    • SSDEEP

      12288:7AJ0SiRi56OkEAmD5ZPfrzp+5ifMNVbVciqzSsEO:U0S496z8o6bciPst

    • AsyncRat

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

    • Asyncrat family

    • Modifies Windows Defender DisableAntiSpyware settings

    • Modifies Windows Defender Real-time Protection settings

    • StormKitty

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

    • StormKitty payload

    • Stormkitty family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • VenomRAT

      Detects VenomRAT.

    • Venomrat family

    • Async RAT payload

    • Checks computer location settings

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

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks