Analysis

  • max time kernel
    88s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/11/2024, 22:02

General

  • Target

    bc381dbeff70b5869fa737860c8cd8a8684cc768981beb55543499efcd32bab7.exe

  • Size

    178KB

  • MD5

    4519a5876b3e77568105da0f1c2ebb4d

  • SHA1

    78823aed1ec75b00214dccd654f5ea5dd38cfd58

  • SHA256

    bc381dbeff70b5869fa737860c8cd8a8684cc768981beb55543499efcd32bab7

  • SHA512

    f4a106b983a3c330983a6bce311cff54241c9a9b7aac31116a1ee0ebca9f20126d9e584f4b6b8fbbd3498fbb4632d1fe6373e08fd7dc3f0819fe9ebd8d9c69f9

  • SSDEEP

    3072:Yrl2uRkddO+iR7OZOQ+dzeIP9mwUGU3l2bxW1/9JnOC/fhKJ2hXh3lmG:22uyqOh2g8U12K9dtEWx17

Malware Config

Signatures

  • PLAY Ransomware, PlayCrypt

    Ransomware family first seen in mid 2022.

  • Play family
  • Renames multiple (3666) files with added filename extension

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

  • Drops desktop.ini file(s) 3 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\bc381dbeff70b5869fa737860c8cd8a8684cc768981beb55543499efcd32bab7.exe
    "C:\Users\Admin\AppData\Local\Temp\bc381dbeff70b5869fa737860c8cd8a8684cc768981beb55543499efcd32bab7.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:760

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3227495264-2217614367-4027411560-1000\desktop.ini

    Filesize

    1KB

    MD5

    076680533f4532887785d01008333d03

    SHA1

    f905e2e829ce0e7c705a91b2955190ca3b570a9f

    SHA256

    b10c320756cb87d789a56e832297552ba183c197a65153e0c504761cec07251c

    SHA512

    59cdf9012ea8f6720c441f5b35f129bbf828d68a97f0be45f23ba21fbb51bc18ee4a9dce05cd6017c6615a7147e730b6ce765b9dd6b51f924894d0f4248d5030

  • memory/760-0-0x0000000000960000-0x000000000098C000-memory.dmp

    Filesize

    176KB