General

  • Target

    Setup.exe

  • Size

    4.6MB

  • Sample

    230409-bjzf7sab4v

  • MD5

    bb2b9511686430b87050de9f08c2ee00

  • SHA1

    feb8169cdbe630f031e544f83a2fb91602cef66e

  • SHA256

    e4d521e8c1f8bc496fe8fcdf2e083f0ab341696723586c83c12c5b13013843c3

  • SHA512

    bcb9201aa95ecc98eca716b5857b1a239345d11e47574a2b3d18e36e7749cc6deab789d0925226b201093f1ba43d0b99c7cfc75511042577295e9151cf9960f5

  • SSDEEP

    49152:dR9E4Y11/XROYJ82hfTfzM1tPgxjt4pb5jJYkaP5EL2WtGifV9FKc0i7h01W7x:KjzRHD3jdErG4V9h7x

Malware Config

Extracted

Family

aurora

C2

37.220.87.8:8081

Targets

    • Target

      Setup.exe

    • Size

      4.6MB

    • MD5

      bb2b9511686430b87050de9f08c2ee00

    • SHA1

      feb8169cdbe630f031e544f83a2fb91602cef66e

    • SHA256

      e4d521e8c1f8bc496fe8fcdf2e083f0ab341696723586c83c12c5b13013843c3

    • SHA512

      bcb9201aa95ecc98eca716b5857b1a239345d11e47574a2b3d18e36e7749cc6deab789d0925226b201093f1ba43d0b99c7cfc75511042577295e9151cf9960f5

    • SSDEEP

      49152:dR9E4Y11/XROYJ82hfTfzM1tPgxjt4pb5jJYkaP5EL2WtGifV9FKc0i7h01W7x:KjzRHD3jdErG4V9h7x

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner payload

    • Downloads MZ/PE file

    • 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.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks