Analysis

  • max time kernel
    102s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/07/2024, 11:40

General

  • Target

    3f943430b49481aca6f57051ed0ced1a08038373f063afdd2423d8d72b19b545.exe

  • Size

    326KB

  • MD5

    2639ec5825ff4ff231b5c50cd50b9514

  • SHA1

    9e13e135171f42bd466f26242b320763bbfcfba2

  • SHA256

    3f943430b49481aca6f57051ed0ced1a08038373f063afdd2423d8d72b19b545

  • SHA512

    207f3fa4577326df71c21a5b871b2e4778c6486ca4f289495b8b391314b2c9fc507c883615870c3cd8c1fe832918f06e375ce16d04f213048312e7d70a8d5dda

  • SSDEEP

    6144:PXqpsIPCYYNUBEP+abW67Dz4HFgnPOAzu0bD7P9YJJE:PqaIPbyUBWa5CPO0bPP9SJE

Malware Config

Signatures

  • PLAY Ransomware, PlayCrypt

    Ransomware family first seen in mid 2022.

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Renames multiple (7359) files with added filename extension

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Drops desktop.ini file(s) 29 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 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\3f943430b49481aca6f57051ed0ced1a08038373f063afdd2423d8d72b19b545.exe
    "C:\Users\Admin\AppData\Local\Temp\3f943430b49481aca6f57051ed0ced1a08038373f063afdd2423d8d72b19b545.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:1212

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-2990742725-2267136959-192470804-1000\desktop.ini

    Filesize

    1KB

    MD5

    ec857fb4df5b5fb21fd8fb2205e007c0

    SHA1

    7415b8d74dd8634a335c4a6fe82c7b81d9320fef

    SHA256

    c4b28a2c8a4ec266f540a9364397a815c14d5fb03fbf9fe5bfcea2f4e7caeb21

    SHA512

    e122577c40a6588f9ba309679bf1bc5a4949b05157da694147cc111db2e9527a2cfe31064b8e506668163bfc42414d080729d53320c0c6ff2ea9e5413e200ffd

  • C:\$Recycle.Bin\S-1-5-21-2990742725-2267136959-192470804-1000\desktop.ini

    Filesize

    1KB

    MD5

    12897605a8ed9fe8d1384e4ab94c0b1f

    SHA1

    c7dedad9726cc84dfff6022056353a70b5197c7d

    SHA256

    c6440a9c44ccc387b8b50bf193e8fe00cdc7a93cc2c01adaa342b7c9b288239d

    SHA512

    e917c488d2932f2c3f3cf4863457004ec3cb6c3fd440c4dfaa0d1a5ffe04fc11c33719fdc3a6e8a195f923419724bfc360fd30f3fe2fed91b0afce3cdb9a4921

  • memory/1212-0-0x0000000002430000-0x000000000245C000-memory.dmp

    Filesize

    176KB