Resubmissions

31/07/2024, 14:08

240731-rfw5ns1hrb10

31/07/2024, 12:58

240731-p7lrxathnp10

General

  • Target
    Netflix Valid Email Checker.zip
  • Size 1.8MB
  • Sample240731-rfw5ns1hrb
  • SHA256 5cf1dd4e1137cbdf404266cf62fae5fd1eb59d07afa69a7bfb02c2243fa5ddfc
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • diamotrix

C2
  • 176.111.174.140:1912

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • 176.111.174.140:6606

  • 176.111.174.140:7707

  • 176.111.174.140:8808

Mutex
  • PWhSiRkcxVoa

Attributes
  • delay

    3

  • install

    true

  • install_file

    svchost.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      Extreme.Net.dll
    • Size 121KB
    • SHA256 8a6518ab7419fbec3ac9875baa3afb410ad1398c7aa622a09cd9084ec6cadfcd
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      MetroFramework.Design.dll
    • Size 16KB
    • SHA256 28089707733c92c7fade97e7b6fab4007e7b8bfd6dc7a8526a3ea597f1a30845
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      MetroFramework.Fonts.dll
    • Size 656KB
    • SHA256 15a605129cac3663ba1ddb98f5798334fba5e7954ee36a69727299b4e366c2eb
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      MetroFramework.dll
    • Size 313KB
    • SHA256 9e58f13deb328455f216f165588b5f5111ecd12042d7dd196686dfb0f0fc68eb
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      MetroSuite 2.0.dll
    • Size 305KB
    • SHA256 8604bf2a1fe2e94dc1ea1fbd0cf54e77303493b93994df48479dc683580aa654
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      Netflix Valid Email Checker by X-Splinter v2.exe
    • Size 976KB
    • SHA256 ee5db783f4fcaa53ca4babb8ddb6c143bf34307af0e1f7be9912494c5d071aae
    • MD5 SHA1 SHA512 SSDEEP
    • AsyncRat

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

    • RedLine

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

    • RedLine payload

    • Async RAT payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks