Analysis

  • max time kernel
    153s
  • max time network
    209s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-11-2022 17:31

General

  • Target

    79d10ba0ee3b864953c9a46f1e231aab48efbf91e27325e5d83743a92ba225b8.exe

  • Size

    80KB

  • MD5

    5c5c4cce6f8c9386b90a49556ec00733

  • SHA1

    c28253e203bf0fedd86815deca56493b1362602a

  • SHA256

    79d10ba0ee3b864953c9a46f1e231aab48efbf91e27325e5d83743a92ba225b8

  • SHA512

    696e37ca1a3a77344409c019e07050d2e3d817f5f789ecc40636e42ac1485edb6c90926d83f4866a78da6727d8c53ecedb8822e07be67e0aca51a302e739742a

  • SSDEEP

    768:4ABlsFBTnjIsNALaLAHYXnl7m7nl9imAN53LkvemH5CfRbMIr:HlOBjNlL8YVq7nlsVxNmAJB

Malware Config

Extracted

Family

guloader

C2

https://drive.google.com/uc?export=download&id=1OnLl_UVjzKc69AYy3Qv2_CYgHl7YVtTK

xor.base64

Signatures

  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • Guloader payload 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\79d10ba0ee3b864953c9a46f1e231aab48efbf91e27325e5d83743a92ba225b8.exe
    "C:\Users\Admin\AppData\Local\Temp\79d10ba0ee3b864953c9a46f1e231aab48efbf91e27325e5d83743a92ba225b8.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:5096

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/5096-134-0x0000000000420000-0x000000000042B000-memory.dmp
    Filesize

    44KB

  • memory/5096-135-0x00007FFCB8430000-0x00007FFCB8625000-memory.dmp
    Filesize

    2.0MB