General

  • Target
    28A5B3BC1801EA6443643F1AD8710A82.exe
  • Size 3.1MB
  • Sample210531-fa9e5g6b8j
  • SHA256 e55e95de03dff2a35cb8304d855c944a5309c56ff8d369af0a542e600faa6808
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • redline

Botnet
  • 8

C2
  • wimuawzice.xyz:80

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://20xbtc.com/upload/

  • http://yzsnw.com/upload/

  • http://kaledebiyat.com/upload/

  • http://expertizizmir.com/upload/

  • http://dedkndy.com/upload/

  • http://theuncu.com/upload/

rc4.i32
rc4.i32

Targets

    • Target
      28A5B3BC1801EA6443643F1AD8710A82.exe
    • Size 3.1MB
    • SHA256 e55e95de03dff2a35cb8304d855c944a5309c56ff8d369af0a542e600faa6808
    • MD5 SHA1 SHA512
    • PlugX

      PlugX is a RAT (Remote Access Trojan) that has been around since 2008.

    • RedLine

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

    • RedLine Payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

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

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

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

    • 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.

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    • autoit_exe

      AutoIT scripts compiled to PE executables.

MITRE ATT&CK Enterprise v6

Tasks