General

  • Target

    1sass.bin.exe

  • Size

    92KB

  • Sample

    230311-fltqysad4s

  • MD5

    0880430c257ce49d7490099d2a8dd01a

  • SHA1

    2720d2d386027b0036bfcf9f340e325cd348e0d0

  • SHA256

    056c3790765f928e991591cd139384b6680df26313a73711add657abc369028c

  • SHA512

    0d7676f62b682d41fb0fe355119631a232e5d2ec99a5a0b782bbe557936a3226bbcce1a6effbba0cffde7ec048c4f7540aef0c38f158429de0adc1687bd73a11

  • SSDEEP

    1536:mBwl+KXpsqN5vlwWYyhY9S4AUURxvunaBCgUvZ2Yqwt10U:Qw+asqN5aW/hLKYxvjTGYyH

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta

Ransom Note
YOUR FILES ARE ENCRYPTED Don't worry,you can return all your files! If you want to restore them, follow this link: email [email protected] YOUR ID If you have not been answered via the link within 12 hours, write to us by e-mail: [email protected] Attention! Do not rename encrypted files. Do not try to decrypt your data using third party software, it may cause permanent data loss. Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.

Targets

    • Target

      1sass.bin.exe

    • Size

      92KB

    • MD5

      0880430c257ce49d7490099d2a8dd01a

    • SHA1

      2720d2d386027b0036bfcf9f340e325cd348e0d0

    • SHA256

      056c3790765f928e991591cd139384b6680df26313a73711add657abc369028c

    • SHA512

      0d7676f62b682d41fb0fe355119631a232e5d2ec99a5a0b782bbe557936a3226bbcce1a6effbba0cffde7ec048c4f7540aef0c38f158429de0adc1687bd73a11

    • SSDEEP

      1536:mBwl+KXpsqN5vlwWYyhY9S4AUURxvunaBCgUvZ2Yqwt10U:Qw+asqN5aW/hLKYxvjTGYyH

    • Dharma

      Dharma is a ransomware that uses security software installation to hide malicious activities.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Checks computer location settings

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

    • Drops startup file

    • 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

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v6

Tasks