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Analysis

  • max time kernel
    151s
  • max time network
    57s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    28/11/2022, 02:08

General

  • Target

    9a93c98b6eaeb139f9298366d409a730dfc9bb4355691f09c0504c049b31cde5.exe

  • Size

    132KB

  • MD5

    2c64d8361467cbf231225f25727b57a8

  • SHA1

    213d4e0c1a1ac045ba42870232110a2dae0af5a9

  • SHA256

    9a93c98b6eaeb139f9298366d409a730dfc9bb4355691f09c0504c049b31cde5

  • SHA512

    ed61fea00532b1019caa07b6de0c031de3f7a8405d84a18ae05bd0e7556e7ab93b71cd481c1c85c454b999d40128e92b0fadecea91bee8fb517d578562370b2d

  • SSDEEP

    1536:GZm4I/TxyVH6rM2qEbBkIvI4DyQDIws/HmmYbRdfuL0wo7JaS/:yI/TsVH63qEbBkn4e2s/HmlTf1wQd

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 53 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9a93c98b6eaeb139f9298366d409a730dfc9bb4355691f09c0504c049b31cde5.exe
    "C:\Users\Admin\AppData\Local\Temp\9a93c98b6eaeb139f9298366d409a730dfc9bb4355691f09c0504c049b31cde5.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1852
    • C:\Users\Admin\pueda.exe
      "C:\Users\Admin\pueda.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:952

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\pueda.exe

    Filesize

    132KB

    MD5

    dd4bd6fbcff6ff230a0bb70cc6fc2f43

    SHA1

    1897bb9f148305dfbba9bf52a74efec859849644

    SHA256

    7e06f3ab7c3c231a1a46b77278254b42fdba2ad10c210c06ae53d19ac12e4ee9

    SHA512

    c4b50b4299b1666c8ced536d7d56dc8986cd2a24903b4d3da0421b654fab9748d8b10e299fe5fbcc9a5b4ecdfd2e2e40b0315e2acd533f7a35fc8b17616365b0

  • C:\Users\Admin\pueda.exe

    Filesize

    132KB

    MD5

    dd4bd6fbcff6ff230a0bb70cc6fc2f43

    SHA1

    1897bb9f148305dfbba9bf52a74efec859849644

    SHA256

    7e06f3ab7c3c231a1a46b77278254b42fdba2ad10c210c06ae53d19ac12e4ee9

    SHA512

    c4b50b4299b1666c8ced536d7d56dc8986cd2a24903b4d3da0421b654fab9748d8b10e299fe5fbcc9a5b4ecdfd2e2e40b0315e2acd533f7a35fc8b17616365b0

  • \Users\Admin\pueda.exe

    Filesize

    132KB

    MD5

    dd4bd6fbcff6ff230a0bb70cc6fc2f43

    SHA1

    1897bb9f148305dfbba9bf52a74efec859849644

    SHA256

    7e06f3ab7c3c231a1a46b77278254b42fdba2ad10c210c06ae53d19ac12e4ee9

    SHA512

    c4b50b4299b1666c8ced536d7d56dc8986cd2a24903b4d3da0421b654fab9748d8b10e299fe5fbcc9a5b4ecdfd2e2e40b0315e2acd533f7a35fc8b17616365b0

  • \Users\Admin\pueda.exe

    Filesize

    132KB

    MD5

    dd4bd6fbcff6ff230a0bb70cc6fc2f43

    SHA1

    1897bb9f148305dfbba9bf52a74efec859849644

    SHA256

    7e06f3ab7c3c231a1a46b77278254b42fdba2ad10c210c06ae53d19ac12e4ee9

    SHA512

    c4b50b4299b1666c8ced536d7d56dc8986cd2a24903b4d3da0421b654fab9748d8b10e299fe5fbcc9a5b4ecdfd2e2e40b0315e2acd533f7a35fc8b17616365b0

  • memory/1852-56-0x0000000075521000-0x0000000075523000-memory.dmp

    Filesize

    8KB