Analysis

  • max time kernel
    152s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/03/2024, 11:46

General

  • Target

    ddef0570690db3b804798ad28a011d04.exe

  • Size

    152KB

  • MD5

    ddef0570690db3b804798ad28a011d04

  • SHA1

    3a2fca0ff4bd319101ae37efef28986c85e5e148

  • SHA256

    8fd7318d961b667f108d7c432cd81662dff4abd2391cc8015e99793c9fd08bd0

  • SHA512

    90b27085e795d943cedab158888ef807d0253266d1df9c00c72900f4a2061dc79c8f152fcad59909524af3e54e4e25ade067729d401494aeb16e758c05b1e276

  • SSDEEP

    1536:CkUvfHwQ8uSHod7kqqT7Cdn+Mut/q1nVJFgR7f:1C4QEod4fCd+Jt/q19gxf

Score
10/10

Malware Config

Signatures

  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • Checks QEMU agent file 2 TTPs 2 IoCs

    Checks presence of QEMU agent, possibly to detect virtualization.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ddef0570690db3b804798ad28a011d04.exe
    "C:\Users\Admin\AppData\Local\Temp\ddef0570690db3b804798ad28a011d04.exe"
    1⤵
    • Checks QEMU agent file
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:32
    • C:\Users\Admin\AppData\Local\Temp\ddef0570690db3b804798ad28a011d04.exe
      "C:\Users\Admin\AppData\Local\Temp\ddef0570690db3b804798ad28a011d04.exe"
      2⤵
      • Checks QEMU agent file
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      PID:4228
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1408 --field-trial-handle=2676,i,447940133669489189,1353734109898858672,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3324

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/32-2-0x00000000021C0000-0x00000000021D3000-memory.dmp

            Filesize

            76KB

          • memory/32-3-0x0000000077DB1000-0x0000000077ED1000-memory.dmp

            Filesize

            1.1MB

          • memory/32-4-0x00000000021C0000-0x00000000021D3000-memory.dmp

            Filesize

            76KB

          • memory/32-6-0x0000000077DB1000-0x0000000077ED1000-memory.dmp

            Filesize

            1.1MB

          • memory/32-8-0x00000000021C0000-0x00000000021D3000-memory.dmp

            Filesize

            76KB

          • memory/4228-5-0x0000000000400000-0x000000000055D000-memory.dmp

            Filesize

            1.4MB

          • memory/4228-9-0x0000000000560000-0x0000000000660000-memory.dmp

            Filesize

            1024KB

          • memory/4228-10-0x0000000077DB1000-0x0000000077ED1000-memory.dmp

            Filesize

            1.1MB

          • memory/4228-11-0x0000000000400000-0x000000000055D000-memory.dmp

            Filesize

            1.4MB

          • memory/4228-12-0x0000000000560000-0x0000000000660000-memory.dmp

            Filesize

            1024KB