Resubmissions

29-04-2024 16:10

240429-tmdysaeg49 10

26-04-2024 11:49

240426-ny1zssfh37 10

General

  • Target

    2024-04-26_6fd558cf3add096970e15d1e62ca1957_darkside

  • Size

    194KB

  • Sample

    240426-ny1zssfh37

  • MD5

    6fd558cf3add096970e15d1e62ca1957

  • SHA1

    78e95fabcfe8ef7bb6419f8456deccc3d5fa4c23

  • SHA256

    41e187191625d749b89a11bc04fc0b2a3b9bd638035d05b39365c47ab36d1898

  • SHA512

    fac7efe9b76f9b6a917f8751f5be64ad8e067e5404fe05f3e9d7781ea3661a06c0baaac676a6023eb4a0b7f01bc2bb2d64d572f85aec8ad8de35cc7f106e1fdc

  • SSDEEP

    3072:n6glyuxE4GsUPnliByocWepMhJL4BFkTGX:n6gDBGpvEByocWeyhJL4UK

Malware Config

Targets

    • Target

      2024-04-26_6fd558cf3add096970e15d1e62ca1957_darkside

    • Size

      194KB

    • MD5

      6fd558cf3add096970e15d1e62ca1957

    • SHA1

      78e95fabcfe8ef7bb6419f8456deccc3d5fa4c23

    • SHA256

      41e187191625d749b89a11bc04fc0b2a3b9bd638035d05b39365c47ab36d1898

    • SHA512

      fac7efe9b76f9b6a917f8751f5be64ad8e067e5404fe05f3e9d7781ea3661a06c0baaac676a6023eb4a0b7f01bc2bb2d64d572f85aec8ad8de35cc7f106e1fdc

    • SSDEEP

      3072:n6glyuxE4GsUPnliByocWepMhJL4BFkTGX:n6gDBGpvEByocWeyhJL4UK

    • Renames multiple (334) files with added filename extension

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

    • Checks computer location settings

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

    • Deletes itself

    • 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.

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

    • Sets desktop wallpaper using registry

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks