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Analysis

  • max time kernel
    150s
  • max time network
    77s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    06/11/2022, 11:34

General

  • Target

    9410373d9d3e02eadd31a8f8a4863d9a6cf9e777661c1120d8189ebaa64fa084.exe

  • Size

    180KB

  • MD5

    0486db92b0db9b0b6ba4961df2c71a4a

  • SHA1

    7ce0f1520463dfff69978313fe7cd2f85f5c6cb2

  • SHA256

    9410373d9d3e02eadd31a8f8a4863d9a6cf9e777661c1120d8189ebaa64fa084

  • SHA512

    9550347374827ac9c8c56bdc883503e3c4c292fb97023af78da3cb00279f8708e91ae71d36909aa8bb4591bb1163a9053e051c93cfa358eea1fd0ba2f3f972bd

  • SSDEEP

    3072:6IHpGdYRLoeEdRos/eaqFnqWDb+uTyLDC6s5sSYqGlC6YViZj5HQXZmmJ0yCFio3:VccKPpm2lC6YViZj5HQXZmmJ0yCF9BxW

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 52 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\9410373d9d3e02eadd31a8f8a4863d9a6cf9e777661c1120d8189ebaa64fa084.exe
    "C:\Users\Admin\AppData\Local\Temp\9410373d9d3e02eadd31a8f8a4863d9a6cf9e777661c1120d8189ebaa64fa084.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:1600
    • C:\Users\Admin\juimaj.exe
      "C:\Users\Admin\juimaj.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:936

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\juimaj.exe

    Filesize

    180KB

    MD5

    96b0f498d36bbecee120c094ac5cfcae

    SHA1

    50507b7ec0bc1aae466ddfd14bea64dd5352f028

    SHA256

    03067da742b579a38dd4e4e646170c944be2a32a3fe687b253342d4d1cb6a5b3

    SHA512

    efa710c8adae8db97a1b7afb441ca6a05c674117eeae06efe34f1d86d20be13d09b3ae03172a8b776c165b725045d51dbcec1e5e3dce507d4be60442593c264c

  • C:\Users\Admin\juimaj.exe

    Filesize

    180KB

    MD5

    96b0f498d36bbecee120c094ac5cfcae

    SHA1

    50507b7ec0bc1aae466ddfd14bea64dd5352f028

    SHA256

    03067da742b579a38dd4e4e646170c944be2a32a3fe687b253342d4d1cb6a5b3

    SHA512

    efa710c8adae8db97a1b7afb441ca6a05c674117eeae06efe34f1d86d20be13d09b3ae03172a8b776c165b725045d51dbcec1e5e3dce507d4be60442593c264c

  • \Users\Admin\juimaj.exe

    Filesize

    180KB

    MD5

    96b0f498d36bbecee120c094ac5cfcae

    SHA1

    50507b7ec0bc1aae466ddfd14bea64dd5352f028

    SHA256

    03067da742b579a38dd4e4e646170c944be2a32a3fe687b253342d4d1cb6a5b3

    SHA512

    efa710c8adae8db97a1b7afb441ca6a05c674117eeae06efe34f1d86d20be13d09b3ae03172a8b776c165b725045d51dbcec1e5e3dce507d4be60442593c264c

  • \Users\Admin\juimaj.exe

    Filesize

    180KB

    MD5

    96b0f498d36bbecee120c094ac5cfcae

    SHA1

    50507b7ec0bc1aae466ddfd14bea64dd5352f028

    SHA256

    03067da742b579a38dd4e4e646170c944be2a32a3fe687b253342d4d1cb6a5b3

    SHA512

    efa710c8adae8db97a1b7afb441ca6a05c674117eeae06efe34f1d86d20be13d09b3ae03172a8b776c165b725045d51dbcec1e5e3dce507d4be60442593c264c

  • memory/1600-56-0x0000000076461000-0x0000000076463000-memory.dmp

    Filesize

    8KB