General

  • Target

    33cfea3f51ead87b52c065ce8dcd753ff590d7b15b3d4061985029585d297ca2

  • Size

    596KB

  • Sample

    220919-l9gn7acaf6

  • MD5

    249c550e875b88652be05b91c9dbe912

  • SHA1

    93703c383168126607f78e6b1bcba8431782dcce

  • SHA256

    33cfea3f51ead87b52c065ce8dcd753ff590d7b15b3d4061985029585d297ca2

  • SHA512

    c4666bbfc139f9fb14cc3f847f57bbe2eab55b0e1bc2306b526fffb833b0bcf4b05030270fe405a89aca62aeeb01a2161bac102a8425dfa6a787ff74cf93c20d

  • SSDEEP

    12288:+kzzt8P6dVi6gcb1JdbqXC2wP/NtKzQVF7mDMps:nJdVd1eyb/NtT+Das

Malware Config

Targets

    • Target

      33cfea3f51ead87b52c065ce8dcd753ff590d7b15b3d4061985029585d297ca2

    • Size

      596KB

    • MD5

      249c550e875b88652be05b91c9dbe912

    • SHA1

      93703c383168126607f78e6b1bcba8431782dcce

    • SHA256

      33cfea3f51ead87b52c065ce8dcd753ff590d7b15b3d4061985029585d297ca2

    • SHA512

      c4666bbfc139f9fb14cc3f847f57bbe2eab55b0e1bc2306b526fffb833b0bcf4b05030270fe405a89aca62aeeb01a2161bac102a8425dfa6a787ff74cf93c20d

    • SSDEEP

      12288:+kzzt8P6dVi6gcb1JdbqXC2wP/NtKzQVF7mDMps:nJdVd1eyb/NtT+Das

    • Modifies WinLogon for persistence

    • Modifies visiblity of hidden/system files in Explorer

    • Executes dropped EXE

    • UPX packed file

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

    • Checks computer location settings

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

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Adds Run key to start application

    • Maps connected drives based on registry

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks