Overview

overview

10

Static

static

PO-19052021.exe

windows7_x64

10

PO-19052021.exe

windows10_x64

10

Analysis

  • max time kernel
    37s
  • max time network
    53s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    20/05/2021, 06:37

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General

  • Target
    PO-19052021.exe
  • Size 148KB
  • Sample210520-x65rbjjsce
  • SHA256 9e313db794797641d0c55ff15c1f663e13893bb443bb84e0dd212f8a7aeca598
  • MD5 SHA1 SHA512
Score
10/10
guloaderdownloader

Malware Config

Extracted

Family

  • guloader

C2

  • https://drive.google.com/uc?export=download&id=1Hrl1bMiSWwgcE51Qxy_z3t5ztlkmQZIb

xor.base64

Signatures

  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

    downloaderguloader
  • Drops file in Windows directory 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO-19052021.exe
    "C:\Users\Admin\AppData\Local\Temp\PO-19052021.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of SetWindowsHookEx
    PID:2988

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        memory/2988-116-0x0000000002300000-0x0000000002315000-memory.dmp
        Download