General

  • Target

    Lunar Release.rar

  • Size

    73.4MB

  • Sample

    240530-qw5w3sad6y

  • MD5

    fe45875f0fe1ca93a62363daf5553bb0

  • SHA1

    735c645bd1ca9d65c06b7766aaa84c1413a9f1a2

  • SHA256

    08adb1b7c0f63d2e2a4fc55c982743a67f2ca108458d23f69ac9473540359443

  • SHA512

    edcff6c0c9bc0b2c3f2256dd9001766eefecba86cf59a5f732a5533075f13a777d0a7e63fef0316079ad6380b461a1dd90b6106e39f6151ac484dd0ccd74d88e

  • SSDEEP

    1572864:/WgG5XuUqQnXygaZXffg7Ap03yOe8KH7aDP/0xniVtdqbqxgYaAM6wWlzQc3:+ga/nXC5fg7ATOBGnmPqbUgYaAmWl7

Malware Config

Targets

    • Target

      Lunar Release.rar

    • Size

      73.4MB

    • MD5

      fe45875f0fe1ca93a62363daf5553bb0

    • SHA1

      735c645bd1ca9d65c06b7766aaa84c1413a9f1a2

    • SHA256

      08adb1b7c0f63d2e2a4fc55c982743a67f2ca108458d23f69ac9473540359443

    • SHA512

      edcff6c0c9bc0b2c3f2256dd9001766eefecba86cf59a5f732a5533075f13a777d0a7e63fef0316079ad6380b461a1dd90b6106e39f6151ac484dd0ccd74d88e

    • SSDEEP

      1572864:/WgG5XuUqQnXygaZXffg7Ap03yOe8KH7aDP/0xniVtdqbqxgYaAM6wWlzQc3:+ga/nXC5fg7ATOBGnmPqbUgYaAmWl7

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

    • xmrig

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

    • XMRig Miner payload

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Modifies Installed Components in the registry

    • Modifies Windows Firewall

    • Stops running service(s)

    • Checks computer location settings

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

    • Drops startup 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.

    • 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.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • 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

    • Target

      Lunar Release/Lunar Relase V1.3.EXE

    • Size

      74.9MB

    • MD5

      fd9168db4fba4c8e888fe1c2ce8fa8a8

    • SHA1

      56279730016dfd94e2caab2598366dcc78dfd929

    • SHA256

      55d93c433bae3f691294c6e766f04ba60028a2e1cc9fe80d479f4ca16f45b0d7

    • SHA512

      90786e4e347a45a014976566ddd6979b733397c5020eeb2c849d4d9ae6c11ae76e8ad1771d5a867af433157b049db4ab9774127c5e57c55c4b332629db1f7c63

    • SSDEEP

      1572864:7lU8/sDoegYJ84vf7brodjq37Mt4TrusmXis4QK4zRBSCIivu4w3:7l9/ssGzwdjq37ZPunjKRCtG4w3

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks