Analysis

  • max time kernel
    139s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-08-2024 11:31

General

  • Target

    update_eef80614.exe

  • Size

    2.8MB

  • MD5

    acf36a2df594ab9c5d62b3f119c474b5

  • SHA1

    0f18ef518e7ed85accaac1bffd347953f0f46596

  • SHA256

    80f7accfb59a72d82e38922cd25caabec2f223dd570789fe70baf7bf28192f64

  • SHA512

    0478ca4fdd64447cf7f66cb20a2537c3959cecc05c0b5d38e043289bead7c1ae560aaa96a1acd07711c4e6f3a26194e66a987ad30e350005064acc989961879a

  • SSDEEP

    24576:Q1DqrUzoecOL6ojp8wyXByS0DE2zj9A0rVfupK58gwJQodPH25dMR1uaCDi+jz0p:Q1xcOzNXyRxmE217WpK5mQo

Score
10/10

Malware Config

Signatures

  • Detects Latrodectus 3 IoCs

    Detects Latrodectus v1.4.

  • Latrodectus loader

    Latrodectus is a loader written in C++.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\update_eef80614.exe
    "C:\Users\Admin\AppData\Local\Temp\update_eef80614.exe"
    1⤵
    • Deletes itself
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:4296
    • C:\Users\Admin\AppData\Roaming\Custom_update\Update_71112850.exe
      "C:\Users\Admin\AppData\Roaming\Custom_update\Update_71112850.exe"
      2⤵
      • Executes dropped EXE
      PID:244

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\Custom_update\Update_71112850.exe

    Filesize

    2.8MB

    MD5

    acf36a2df594ab9c5d62b3f119c474b5

    SHA1

    0f18ef518e7ed85accaac1bffd347953f0f46596

    SHA256

    80f7accfb59a72d82e38922cd25caabec2f223dd570789fe70baf7bf28192f64

    SHA512

    0478ca4fdd64447cf7f66cb20a2537c3959cecc05c0b5d38e043289bead7c1ae560aaa96a1acd07711c4e6f3a26194e66a987ad30e350005064acc989961879a

  • memory/244-8-0x000001EFF8A50000-0x000001EFF8A65000-memory.dmp

    Filesize

    84KB

  • memory/4296-0-0x000001718E030000-0x000001718E135000-memory.dmp

    Filesize

    1.0MB

  • memory/4296-1-0x000001718E140000-0x000001718E155000-memory.dmp

    Filesize

    84KB

  • memory/4296-7-0x000001718E140000-0x000001718E155000-memory.dmp

    Filesize

    84KB

  • memory/4296-6-0x00007FF6611C0000-0x00007FF66148B000-memory.dmp

    Filesize

    2.8MB