Overview

overview

10

Static

static

3

261bb89d3f...ac.exe

windows7-x64

10

261bb89d3f...ac.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    133s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-07-2023 12:25

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General

  • Target

    261bb89d3f08c3bd8050749e0bd767b0854cf442d3eb9c9a3862e975d6b96aac.exe

  • Size

    64KB

  • MD5

    1b97a789272add250343347db7caf5b9

  • SHA1

    36aceef7876f82242459637867233dc8457e6a62

  • SHA256

    261bb89d3f08c3bd8050749e0bd767b0854cf442d3eb9c9a3862e975d6b96aac

  • SHA512

    4a2762a5e376a1f483e24e3bc9848e96d0844f213d348cdb31740dbb1542bb186020203c43d33c8eee777f096aa578d12e4e503529371b6832e7defbc4e432be

  • SSDEEP

    768:EzYGJZ+siO96LXtqmuSr1d9d71qrFaLY6nLv:RG/iR7tqRSrrT71qx2

Score
10/10
guloaderdownloaderguloader

Malware Config

Extracted

Family

guloader

C2

https://onedrive.live.com/download?cid=B86046E8CBD4254B&resid=B86046E8CBD4254B%21111&authkey=AMIsElHhkRwVn9M

xor.base64

Signatures

  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

    downloaderguloader
  • Guloader payload 2 IoCs
    guloader
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\261bb89d3f08c3bd8050749e0bd767b0854cf442d3eb9c9a3862e975d6b96aac.exe
    "C:\Users\Admin\AppData\Local\Temp\261bb89d3f08c3bd8050749e0bd767b0854cf442d3eb9c9a3862e975d6b96aac.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:1568

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1568-135-0x0000000002250000-0x000000000225E000-memory.dmp
    Filesize

    56KB

    Download
  • memory/1568-136-0x0000000002250000-0x000000000225E000-memory.dmp
    Filesize

    56KB

    Download