Analysis

  • max time kernel
    99s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250207-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/02/2025, 20:23

General

  • Target

    hi.exe

  • Size

    481KB

  • MD5

    75367b27129a302e5ef5930a2c9699c0

  • SHA1

    73c3e68f1c25a4071e8bd035486d2445bbcb2aa7

  • SHA256

    a782b9d82f21fb3aac32de6d24a8730eb39f1bd34bc590ca03fa6bb527c74fec

  • SHA512

    8d4195ff8174cbae829723452bd6f1f78c9b00a28a041d8e346d4c45dac1a0956467f68ce3083761d801d707a782b89d0832213ded2ddf432ba15ab2e0bcf78c

  • SSDEEP

    6144:anGGn1wd4WWkSFyzAAe8zCgJkihWjduuNacDK8TOIwn5PKNuxK9u1Ot6u:QGGJWWT8zxho7WiPw5P0uiC86u

Malware Config

Signatures

  • PLAY Ransomware, PlayCrypt

    Ransomware family first seen in mid 2022.

  • Play family
  • Renames multiple (6796) files with added filename extension

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

  • Downloads MZ/PE file 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Drops desktop.ini file(s) 5 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
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

Processes

  • C:\Users\Admin\AppData\Local\Temp\hi.exe
    "C:\Users\Admin\AppData\Local\Temp\hi.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:5064
  • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
    "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSI0IiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDY4ODkiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxOTM2NTgwOTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1NTIzMzkxMTEyIi8-PC9hcHA-PC9yZXF1ZXN0Pg
    1⤵
    • System Location Discovery: System Language Discovery
    • System Network Configuration Discovery: Internet Connection Discovery
    PID:22220

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-1639772215-809007892-4072230623-1000\desktop.ini

    Filesize

    1KB

    MD5

    5ef3056be4c225e726a1e1e6571c2f93

    SHA1

    2eea37c5c01e63e9053c7ab1ecc4f05f8cfaa6a6

    SHA256

    629d0fd39d45d60596bac3c973077a62f2384a5dbc44735ac58f05a63808c9bd

    SHA512

    d5a2b929ad0352794c3fca16c55bf88802fbe8754f203c8027618a10ba456a3260911c02be198e8dd9a36d775bcde640bc58de3e132d13f0ab92a2a948fd37f8

  • C:\$Recycle.Bin\S-1-5-21-1639772215-809007892-4072230623-1000\desktop.ini

    Filesize

    1KB

    MD5

    ba6f63a4ba37701538876e4eaca37cec

    SHA1

    50683ae4d39f23aa021c19c737fde8014ba205f7

    SHA256

    8b56253349e3f0056ec558e5ad29332369c57b1318feb429bd63c0b7221f3b83

    SHA512

    b3156a3a418971a093bef284ac743e4d4a5e1187d256f7b46bfdb3d8c9113c0a9ab8d3ec589b919636182e25ad0bab75e534c3b80e9e6f55f3c8c24f5000ebfa

  • memory/5064-0-0x0000000001330000-0x000000000135C000-memory.dmp

    Filesize

    176KB