Resubmissions

06/04/2025, 12:48

250406-p11mgs1my2 5

06/04/2025, 11:12

250406-naz3lazjt2 10

06/04/2025, 11:10

250406-m9sbcsyr15 5

06/04/2025, 10:54

250406-mzvnqswyat 10

06/04/2025, 10:45

250406-mtjpaaypz4 10

06/04/2025, 10:41

250406-mq7xpsypy4 10

06/04/2025, 10:38

250406-mpjtgsypx8 10

06/04/2025, 10:26

250406-mgmv6syps3 10

06/04/2025, 10:19

250406-mcrcssyny6 10

06/04/2025, 10:07

250406-l5tg7awvdv 10

General

  • Target

    AutoClicker-3.1.exe

  • Size

    860KB

  • Sample

    250406-mzvnqswyat

  • MD5

    c208a15591828ac1b1c825f33fd55c8a

  • SHA1

    bea4a247ece1a749d0994fc085fbd2d7c90a21e7

  • SHA256

    a6ee6130d83bbe55e9dacdff2005950d69fc2d3c54e28467b82c148e274d90da

  • SHA512

    b78d8055fc64bac1cdd366cdb339df2e081228bd998fdb5450a6832b0720c1b321568aabd7535ce62c16067ad20c86e51712c3e78bc40945adc05c63565fd889

  • SSDEEP

    12288:2aWzgMg7v3qnCipErQohh0F4xCJ8lnydQEzFGZ3dRP6yWD:RaHMv6C1rjpnydQEOPdWD

Malware Config

Targets

    • Target

      AutoClicker-3.1.exe

    • Size

      860KB

    • MD5

      c208a15591828ac1b1c825f33fd55c8a

    • SHA1

      bea4a247ece1a749d0994fc085fbd2d7c90a21e7

    • SHA256

      a6ee6130d83bbe55e9dacdff2005950d69fc2d3c54e28467b82c148e274d90da

    • SHA512

      b78d8055fc64bac1cdd366cdb339df2e081228bd998fdb5450a6832b0720c1b321568aabd7535ce62c16067ad20c86e51712c3e78bc40945adc05c63565fd889

    • SSDEEP

      12288:2aWzgMg7v3qnCipErQohh0F4xCJ8lnydQEzFGZ3dRP6yWD:RaHMv6C1rjpnydQEOPdWD

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Dcrat family

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Xmrig family

    • XorDDoS

      Botnet and downloader malware targeting Linux-based operating systems and IoT devices.

    • XorDDoS payload

    • Xorddos family

    • xmrig

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

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

    • Renames multiple (91) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • XMRig Miner payload

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Stops running service(s)

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Checks computer location settings

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

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Impair Defenses: Safe Mode Boot

    • 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.

    • Drops desktop.ini file(s)

    • 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 autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

    • Sets desktop wallpaper using registry

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks