General

  • Target

    NS3nl77.exe

  • Size

    880KB

  • Sample

    231113-ll84jacc94

  • MD5

    a1a58524bbe8615017617189459fcc99

  • SHA1

    31253aeb697a87c0e2212a6298ba2b142c9a7deb

  • SHA256

    7d81fca29983fcfdf6f99752402dce8f31cb1a1e9a366a128c6e25283428852f

  • SHA512

    d39c46e429ffe7a16b54bf5f5c9490c976ea58a9094e434b1106a502b0aa8be75a616407bce7357e2058b0840c7d9901ab77435d683aabb1c3c2c33f29186fb5

  • SSDEEP

    24576:Tyg749EbOOaeUIsQCtG4PYDiXgGwh+tXiLSE:mW49EbAezjiGf/huXiu

Malware Config

Extracted

Family

redline

Botnet

taiga

C2

5.42.92.51:19057

Targets

    • Target

      NS3nl77.exe

    • Size

      880KB

    • MD5

      a1a58524bbe8615017617189459fcc99

    • SHA1

      31253aeb697a87c0e2212a6298ba2b142c9a7deb

    • SHA256

      7d81fca29983fcfdf6f99752402dce8f31cb1a1e9a366a128c6e25283428852f

    • SHA512

      d39c46e429ffe7a16b54bf5f5c9490c976ea58a9094e434b1106a502b0aa8be75a616407bce7357e2058b0840c7d9901ab77435d683aabb1c3c2c33f29186fb5

    • SSDEEP

      24576:Tyg749EbOOaeUIsQCtG4PYDiXgGwh+tXiLSE:mW49EbAezjiGf/huXiu

    • Detect Mystic stealer payload

    • Detected google phishing page

    • Mystic

      Mystic is an infostealer written in C++.

    • RedLine

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

    • RedLine payload

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks