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Overview

overview

10

Static

static

10

4a11b257b2...64.exe

windows7-x64

9

4a11b257b2...64.exe

windows10-2004-x64

9

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General

  • Target

    4a11b257b2c12a77e16e5d2ba735d24a3092ba52773be43520b1fecb253ad764.exe

  • Size

    216KB

  • Sample

    240128-22fd6adgdn

  • MD5

    89bd7a775337d96d0aca2a87107ebd93

  • SHA1

    5e1d95de8db5d25ecc91bf92add8dc7cc908e984

  • SHA256

    fbf217ab8daaecf8825f65ba068b39fc031c859a69c1a619ee464dba27631db0

  • SHA512

    270bb3b08e28016f7f18f35334287ffd87bdb11ab71774e2f11130bc2c211a3784c57e6629d8c4d5aa687f161fdee59016fc7155df4bdb7e80ab955f4f091011

  • SSDEEP

    3072:m17DaAz38w3vl7F6PFwgBZTGFKQ+avVe+gGooSlFC2OLKKZAFEMpo4Iv1k:Gb8EF6Pf2KQ+aVB2fJqh4Id

Score
10/10
ransomware

Malware Config

Targets

    • Target

      4a11b257b2c12a77e16e5d2ba735d24a3092ba52773be43520b1fecb253ad764.exe

    • Size

      216KB

    • MD5

      89bd7a775337d96d0aca2a87107ebd93

    • SHA1

      5e1d95de8db5d25ecc91bf92add8dc7cc908e984

    • SHA256

      fbf217ab8daaecf8825f65ba068b39fc031c859a69c1a619ee464dba27631db0

    • SHA512

      270bb3b08e28016f7f18f35334287ffd87bdb11ab71774e2f11130bc2c211a3784c57e6629d8c4d5aa687f161fdee59016fc7155df4bdb7e80ab955f4f091011

    • SSDEEP

      3072:m17DaAz38w3vl7F6PFwgBZTGFKQ+avVe+gGooSlFC2OLKKZAFEMpo4Iv1k:Gb8EF6Pf2KQ+aVB2fJqh4Id

    Score
    9/10
    ransomware

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Renames multiple (307) files with added filename extension

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

      ransomware

    • Checks computer location settings

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

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    • Modifies boot configuration data using bcdedit

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks