General

  • Target

    Setup-pass-2024.zip

  • Size

    220.1MB

  • Sample

    240826-v3yhssxfkn

  • MD5

    f73bb44e4944afb407cc3843320434d8

  • SHA1

    c8187c06e01480fb2382bb856975101bb14a5032

  • SHA256

    a6ab044f563c8d5b1cf0a90131ee3e0e77b86f2a5d64dfb4fb22ffceed927187

  • SHA512

    21df11d0e65024fa372117bafff21c0cd9dd26358cd86fa7cfdb77cdc11d5066bf4eaf86c4e88013728e43fb3cf000365c2523ebc8318ffe5041608465676655

  • SSDEEP

    6291456:a7qG9tjc8rpXd9atdyGcVYxgrVPIBhLme7bmpaK7vPWCYYJ:a7qwVpXLrWO2BVNivl

Malware Config

Targets

    • Target

      Setup-pass-2024/Setup.exe

    • Size

      4.2MB

    • MD5

      320e2e055e06df0aca09643116b3ef89

    • SHA1

      cfc8e9f6140a9b04f8a3b240bbace0ec845a3196

    • SHA256

      838f122a6e751fb3ffd45c48ea86374b0938ac70ffb6e05b1715f2de1f9bb04e

    • SHA512

      5b40dcee0f08dd52cf9339197af1e19cbd99e576c8ece9eabefe4caf2fbfb11d95541035c1940c0017d1a020bfe9b14d5889d39610ee205809ab4b3982af34ae

    • SSDEEP

      98304:t4mwM0MziYrBZUt8qxSiUIHrCPmYs3wP46U9Fu2DpECdko5M7gfYF:Wq0Wb0P6ILFW6uIEAE7g4

    • Modifies Windows Defender Real-time Protection settings

    • Modifies Windows Defender notification settings

    • RMS

      Remote Manipulator System (RMS) is a remote access tool developed by Russian organization TektonIT.

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Remote Service Session Hijacking: RDP Hijacking

      Adversaries may hijack a legitimate user's remote desktop session to move laterally within an environment.

    • Blocks application from running via registry modification

      Adds application to list of disallowed applications.

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Server Software Component: Terminal Services DLL

    • Stops running service(s)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Looks up external IP address via web service

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

    • Modifies WinLogon

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • Hide Artifacts: Hidden Users

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Target

      Setup-pass-2024/data0.bin

    • Size

      215.4MB

    • MD5

      38bdb3bd2750ca072241925a597ce576

    • SHA1

      06045b51bc40ca8379ad17528b07b361818f9d92

    • SHA256

      23e498c4034d6c072dfc451550972a99b2c7f313f8e2aba2d1cd0804e6e76b6f

    • SHA512

      31ed4aa225f28ca1ad037438556607b07c3aac42df4b8c74293d9989e27daa84f58a78299ab9583a92842183770b2461bdfb9c49e1a040d1a3621bd154f3e522

    • SSDEEP

      6291456:yJb4T8zKsfV47DGFnjMf28iHLn6CHizQbWhTp4:ib4TsK6i3yQeTH7jHizQITp4

    Score
    3/10

MITRE ATT&CK Enterprise v15

Tasks