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Analysis

  • max time kernel
    146s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/01/2024, 01:35

General

  • Target

    7bd04633f8ccdaa8adf2c08ca5fb86a7.exe

  • Size

    28KB

  • MD5

    7bd04633f8ccdaa8adf2c08ca5fb86a7

  • SHA1

    384a9c69f3ce0a87c45733dff8e5d6757af88a6c

  • SHA256

    f27089e764a7cc4fc490dbc02986b759fb77a085e665b359aa49697e72c6ab6e

  • SHA512

    6381bb439aeb5c49e9de041a03115f3a9a23f9bf437ac4631621412294e917b0b528dc41633ff38bc8a4f00ce9a0bc7c2f2df3fb24c1c407812ce8952e282cb1

  • SSDEEP

    768:MC9IUHWc3YdxPJB65qf+wgGfwp3U1fZHfEO7CDrm:MCSUHWc3YdZJB/gNpk1BfDH

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 1 IoCs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 1 IoCs
  • UPX packed file 10 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7bd04633f8ccdaa8adf2c08ca5fb86a7.exe
    "C:\Users\Admin\AppData\Local\Temp\7bd04633f8ccdaa8adf2c08ca5fb86a7.exe"
    1⤵
    • Modifies firewall policy service
    • Checks computer location settings
    • Drops startup file
    • Adds Run key to start application
    • Modifies Internet Explorer settings
    • Suspicious use of WriteProcessMemory
    PID:1564
    • C:\Windows\SysWOW64\netsh.exe
      "C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="7bd04633f8ccdaa8adf2c08ca5fb86a7" dir=in action=allow program="C:\Users\Admin\AppData\Local\Temp\7bd04633f8ccdaa8adf2c08ca5fb86a7.exe"
      2⤵
      • Modifies Windows Firewall
      PID:1916

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1564-0-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/1564-3-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/1564-4-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/1564-10-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/1564-11-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/1564-12-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/1564-13-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/1564-14-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/1564-15-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/1564-16-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB