Resubmissions

12/06/2024, 22:11

240612-135j1asekc 10

12/06/2024, 20:56

240612-zq6qvstekp 10

28/05/2024, 13:15

240528-qg9aysfh38 10

27/05/2024, 20:52

240527-zn2dcshf8x 10

Analysis

  • max time kernel
    96s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    12/06/2024, 20:56

General

  • Target

    2TXt7S.exe

  • Size

    326KB

  • MD5

    21413e789eea9d581d047df32fad7fa7

  • SHA1

    c361103da37aff0216281781dff09fa5c079864b

  • SHA256

    7bc87a26137cc07cabf31e6e4bcd0e514846b5dd727a29132919f2e6b317cde8

  • SHA512

    cd6bd0f43b0385a392395add3108134d8aeb62cea3ed470ddfeea66ac096cc6de5e85bc2dda3798a13437ae4b6c38580a3b2e24143db1835c88d268b2ec570c4

  • SSDEEP

    6144:fXqpIW/yostkBUPSuLWT9Dj4IByRuE3AzJNxRGI20JE:/q2W/7+kBuqjKuE6NxAn0JE

Score
10/10

Malware Config

Signatures

  • PLAY Ransomware, PlayCrypt

    Ransomware family first seen in mid 2022.

  • Renames multiple (7551) files with added filename extension

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

  • Drops desktop.ini file(s) 13 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
  • Opens file in notepad (likely ransom note) 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2TXt7S.exe
    "C:\Users\Admin\AppData\Local\Temp\2TXt7S.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • Drops file in Program Files directory
    PID:1260
  • C:\Windows\explorer.exe
    "C:\Windows\explorer.exe"
    1⤵
      PID:2096
    • C:\Windows\system32\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\ReadMe.txt
      1⤵
      • Opens file in notepad (likely ransom note)
      PID:5116

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\$Recycle.Bin\S-1-5-21-2297530677-1229052932-2803917579-1000\desktop.ini

      Filesize

      1KB

      MD5

      cb39160f153effabea917c79c3aa5600

      SHA1

      0af34e32687d87ba184a0ee5cd9e626e293284a0

      SHA256

      cd0a7dd599569d943b7638d6be9e8eb89f1f8c16d724a7f4ce0d7e714a9cf50f

      SHA512

      7dee7b657b4f41f35fd1d741619fe22d59dce37a099cfbce5a3695c9692c389842944563a0cc1479f4b31d855d3a7aea1e537340e61e5bf4f8e957a4d72dbf6e

    • C:\ReadMe.txt

      Filesize

      188B

      MD5

      5980ca63cad3b0b5ff0917c6f50830b3

      SHA1

      650f26c75564172626c0c0bc7cabdd1166d7e3ba

      SHA256

      6373e979e7d40b945fb6f735b5e2f9253ba58d2bcff4415a1907618936875d7d

      SHA512

      8191c370c99824db06e71a3772372881cdaf2a91ef9dbaefd5901fa4b75a63cf55365df3460a6f1e4f8f255c739e16e60035bb78bd42705d5653090bceaf9fe0

    • memory/1260-0-0x00000000002D0000-0x00000000002FC000-memory.dmp

      Filesize

      176KB