General

  • Target

    file.exe

  • Size

    898KB

  • Sample

    230113-1kwt5she9t

  • MD5

    efbdd6926c4cb453abc717966d17247b

  • SHA1

    4d5527e2b261b908905c857776cf625b12b3959c

  • SHA256

    d56f262888e77a5de910970fdc1fa46fef7fc527da135926e994affa293ebde6

  • SHA512

    d64ebc2141a1924c50589d349914471192a0be23ed436e98ea5a9c6c5c813e6b41b18979ebc6b0ca360042396fc31d656677d283b7b0a6a7bd6ff9e5f536f68b

  • SSDEEP

    6144:2ahOEYGnXi1o+ragfy6QRTsU3S7OZb9a:2icGXko+ragfAoUC7OZ8

Malware Config

Extracted

Family

purecrypter

C2

https://buffetdetalhes.com/wp-admin/images/css/marina/bo/Vqhpwhiml.dll

Extracted

Family

redline

Botnet

1

C2

45.142.214.214:20301

Attributes
  • auth_value

    9c39d577e04da4bd3bab7c12203f5f07

Targets

    • Target

      file.exe

    • Size

      898KB

    • MD5

      efbdd6926c4cb453abc717966d17247b

    • SHA1

      4d5527e2b261b908905c857776cf625b12b3959c

    • SHA256

      d56f262888e77a5de910970fdc1fa46fef7fc527da135926e994affa293ebde6

    • SHA512

      d64ebc2141a1924c50589d349914471192a0be23ed436e98ea5a9c6c5c813e6b41b18979ebc6b0ca360042396fc31d656677d283b7b0a6a7bd6ff9e5f536f68b

    • SSDEEP

      6144:2ahOEYGnXi1o+ragfy6QRTsU3S7OZb9a:2icGXko+ragfAoUC7OZ8

    • PureCrypter

      PureCrypter is a .NET malware loader first seen in early 2021.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks