General

  • Target

    5474b58de90ad79d6df4c633fb773053fecc16ad69fb5b86e7a2b640a2a056d6.zip

  • Size

    605KB

  • Sample

    240307-ybrsqach9x

  • MD5

    b488270eb5a8a548ec287711e141d63b

  • SHA1

    b685d9793eed3227f83f590fe8175bb3afc29cea

  • SHA256

    9918e219d70d57d1459e28aeb020893e696990cd6c4367f76344308f0e7383cd

  • SHA512

    29d0da7ee80114c0454a63eba5c328e30f476fe41d69489f2e8417a6a722a6d592f807c08b7f5673e17273eac8646fb749e9deebaccaac9f868458f90bf343e5

  • SSDEEP

    12288:sy0fHMVJ+UDnZAcjzO1Ahk7Q26r0soiXYOSU3z5+kS0ImyWQ4hUHmXD6Ayk:sJHMVA0nW8Wuk7Q2cxoioOV5+p0Im5QY

Malware Config

Targets

    • Target

      5474b58de90ad79d6df4c633fb773053fecc16ad69fb5b86e7a2b640a2a056d6.exe

    • Size

      1.2MB

    • MD5

      504890ff01be54dfa0ce0b92624614a2

    • SHA1

      f8ce09a61e7b131c1d48e621b65a4789f7d5feed

    • SHA256

      5474b58de90ad79d6df4c633fb773053fecc16ad69fb5b86e7a2b640a2a056d6

    • SHA512

      45668897546f316af5565a63015cb91b2c9f275882bb39aa1c1b113b6a544f6bfdec1270e69ec932cbdc82432e1e86ff149eaf20747600cdd35086c286187fec

    • SSDEEP

      24576:bxcxFP+OOobRioyJR5ezu413hJE5cxoBcYE41iZb0ZtA0fSWbasM:GfzBE6xs16gQ0fd9

    • Matrix Ransomware

      Targeted ransomware with information collection and encryption functionality.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies boot configuration data using bcdedit

    • Drops file in Drivers directory

    • Sets service image path in registry

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • 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.

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    • Sets desktop wallpaper using registry

MITRE ATT&CK Enterprise v15

Tasks