Overview

overview

7

Static

static

3

2024-06-08...uk.exe

windows7-x64

7

2024-06-08...uk.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    95s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/06/2024, 03:27

Sharing

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General

  • Target
    2024-06-08_e91e4a4a7eeeef5ad478cc60ac540c76_ryuk.exe
  • Size 6.2MB
  • Sample240608-dz9yzsgc9v
  • SHA256 138ea4021e1a850e54805fffa7ac7202e0cf7f385962d2159f97836f844eaf63
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-06-08_e91e4a4a7eeeef5ad478cc60ac540c76_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-08_e91e4a4a7eeeef5ad478cc60ac540c76_ryuk.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4172
    • C:\Users\Admin\AppData\Local\Temp\2024-06-08_e91e4a4a7eeeef5ad478cc60ac540c76_ryuk.exe
      "C:\Users\Admin\AppData\Local\Temp\2024-06-08_e91e4a4a7eeeef5ad478cc60ac540c76_ryuk.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of AdjustPrivilegeToken
      PID:2488

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        VCRUNTIME140.dll
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI41722\VCRUNTIME140.dll
        • Size 87KB
        • SHA256 bf5ff4603557c9959acec995653d052d9054ad4826df967974efd2f377c723d1
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        _socket.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI41722\_socket.pyd
        • Size 74KB
        • SHA256 e002a1bd6fba44681d557b64d439585dba9820226e1c3da5a62628bbaa930ae3
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        base_library.zip
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI41722\base_library.zip
        • Size 762KB
        • SHA256 7f49511912b12b5bace1cd659d4093061feb9ad991e23e4812cdec34bfcac1bc
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        python37.dll
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI41722\python37.dll
        • Size 3.6MB
        • SHA256 12f26beb439ddf8d56e7544b06a0675d5da6670c02f8f9cede7aad1de71eb116
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        reverse_shell.exe.manifest
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI41722\reverse_shell.exe.manifest
        • Size 1KB
        • SHA256 87512d5daad4c01ff649c7cc2f342fd52fd49551801a4dbbbf70987bea60c49a
        • MD5 SHA1 SHA512
        Submit Download

        select.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI41722\select.pyd
        • Size 26KB
        • SHA256 9514b4c40c35396b1952a8acf805e993a3875b37370f44ef36ed33c7151412ef
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        ucrtbase.dll
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI41722\ucrtbase.dll
        • Size 970KB
        • SHA256 e6287f7ba5892c99da70e9785d320a665809ca8e657a64b9fef1e8afcfb6a2f9
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download