General

  • Target
    8112256287.zip
  • Size 6.9MB
  • Sample221006-vcmnlsacbn
  • SHA256 9edfef6c1ed7118ef956b76ff3f0aceb5c02a09426a5021c081b28006cf41483
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • nullmixer

C2
  • http://6200bfed86779.com/

Extracted

Family
  • socelars

C2
  • http://www.tpyyf.com/

Extracted

Family
  • redline

Botnet
  • media456

C2
  • 92.255.57.154:11841

Attributes
  • auth_value

    906873f675bba110beff1a1b9e7e63ea

Targets

    • Target
      000799dea0cea46bda4614657a800408dd3448056800e03c9ff9c5aeb8797ea2
    • Size 6.9MB
    • SHA256 000799dea0cea46bda4614657a800408dd3448056800e03c9ff9c5aeb8797ea2
    • MD5 SHA1 SHA512 SSDEEP
    • Detect Fabookie payload

    • Detects Smokeloader packer

    • Fabookie

      Fabookie is facebook account info stealer.

    • NullMixer

      NullMixer is a malware dropper leading to an infection chain of a wide variety of malware families.

    • OnlyLogger

      A tiny loader that uses IPLogger to get its payload.

    • 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.

    • Socelars

      Socelars is an infostealer targeting browser cookies and credit card credentials.

    • Socelars payload

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • OnlyLogger payload

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Executes dropped EXE

    • UPX packed file

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

    • 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

    • Checks installed software on the system

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

    • 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.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks