Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    21-08-2024 09:50

General

  • Target

    MDPC064-S-0000432021.exe

  • Size

    112KB

  • MD5

    d8b8972c0ccd798a3d6fb7a9770a5183

  • SHA1

    8c43bc64037b04b2414487fdec064fc6e44f595f

  • SHA256

    e1495c129b26d4e3902366037e9ee8946bc6fbc17c5b7587fcc4e40245093ea2

  • SHA512

    f887aa2d89233ccbf8f08394b74103a97e5a6aa8b388314f18e1aa7f0f0498c05df29f0cefc7b5b0cc54d8af3d07b66b7bdccdb4296336caa57a6d2c7eb84ec1

  • SSDEEP

    768:bsK8KpLv62opHSIH35kVtHDOSrGKk/uCEVnhKUAb8qsAqXjSa4SbfHWNhJzeh/fh:bi4LM1SIH35kVhOPCncIqsdma5uZJu

Malware Config

Extracted

Family

guloader

C2

https://drive.google.com/uc?export=download&id=1p_n6WIZIxEXuYpbfaQ-eXF-4j7vZpCAo

xor.base64

Signatures

  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • Guloader payload 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MDPC064-S-0000432021.exe
    "C:\Users\Admin\AppData\Local\Temp\MDPC064-S-0000432021.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:1948

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1948-2-0x0000000000300000-0x000000000030B000-memory.dmp

    Filesize

    44KB

  • memory/1948-3-0x00000000772B1000-0x00000000773B2000-memory.dmp

    Filesize

    1.0MB

  • memory/1948-4-0x0000000000300000-0x000000000030B000-memory.dmp

    Filesize

    44KB