Analysis

  • max time kernel
    121s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    19-12-2023 22:55

General

  • Target

    utweb_installer.exe

  • Size

    12.4MB

  • MD5

    aa6ba9e8041dcef9d5b1dbaa1fb41570

  • SHA1

    8244de9d8b89058d1c03f0d5a42e276227574159

  • SHA256

    e482863957a81bf585e637311d51be7a4cb8819d432ce5dab3b089ceb46005b5

  • SHA512

    24fabd8186b2b327b057a19f86c4e74bd57e0e807eb01a7b727d27a610e8e8ceeeb2827fe32b722e7f1a468a02535f026f00e484ff40c38c724db9e1e480b2a6

  • SSDEEP

    3072:3qhbDcxipV57ihAgGHQhOxg4GUHmEOW2zOyQ5OGXubV0EYH9QJSp8Bb8EGq:SncxipAASq1mv/S5DXubV0EYk8EG

Score
7/10

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\utweb_installer.exe
    "C:\Users\Admin\AppData\Local\Temp\utweb_installer.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1680
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1680 -s 920
      2⤵
      • Program crash
      PID:2752

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1680-0-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1680-1-0x0000000000230000-0x0000000000270000-memory.dmp

    Filesize

    256KB

  • memory/1680-2-0x0000000000230000-0x0000000000270000-memory.dmp

    Filesize

    256KB