Analysis

  • max time kernel
    150s
  • max time network
    131s
  • platform
    windows10-1703_x64
  • resource
    win10-20230915-en
  • resource tags

    arch:x64arch:x86image:win10-20230915-enlocale:en-usos:windows10-1703-x64system
  • submitted
    06/10/2023, 12:15

General

  • Target

    ee016d52e39688670944b58a33a11545254d3c8f8b6813d59992138738349193.exe

  • Size

    293KB

  • MD5

    fd8894c45fade2fa27b964affcb0f293

  • SHA1

    2a72eeffbc496233f9eec7167ff0c74b828c4e20

  • SHA256

    ee016d52e39688670944b58a33a11545254d3c8f8b6813d59992138738349193

  • SHA512

    cc2a3e7279442c595260078563ecfeda37f8a45bbe91b23a9a413d4fd2f8fdfb80ce8fccaea4fac54fcc2675d290a0dba6453f587689b144c95f744c679b81cd

  • SSDEEP

    3072:Gz+UbYSifIDlUSMpqjWutafGXypDsfO8Ozp9fSSd1Tot:8PYpfIOKKgakKDsxO3NTo

Malware Config

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Deletes itself 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\ee016d52e39688670944b58a33a11545254d3c8f8b6813d59992138738349193.exe
    "C:\Users\Admin\AppData\Local\Temp\ee016d52e39688670944b58a33a11545254d3c8f8b6813d59992138738349193.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:600
    • C:\Users\Admin\AppData\Local\Temp\ee016d52e39688670944b58a33a11545254d3c8f8b6813d59992138738349193.exe
      "C:\Users\Admin\AppData\Local\Temp\ee016d52e39688670944b58a33a11545254d3c8f8b6813d59992138738349193.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1076

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/600-1-0x0000000002450000-0x0000000002550000-memory.dmp

          Filesize

          1024KB

        • memory/600-2-0x00000000022B0000-0x00000000022B9000-memory.dmp

          Filesize

          36KB

        • memory/1076-3-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/1076-4-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/1076-6-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/3212-5-0x0000000000DB0000-0x0000000000DC6000-memory.dmp

          Filesize

          88KB

        • memory/3212-16-0x0000000001210000-0x0000000001220000-memory.dmp

          Filesize

          64KB

        • memory/3212-17-0x0000000001210000-0x0000000001220000-memory.dmp

          Filesize

          64KB

        • memory/3212-19-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-21-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-22-0x0000000001260000-0x0000000001270000-memory.dmp

          Filesize

          64KB

        • memory/3212-24-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-25-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-27-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-29-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-28-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-31-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-34-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-33-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-36-0x0000000002AD0000-0x0000000002AE0000-memory.dmp

          Filesize

          64KB

        • memory/3212-38-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-40-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-41-0x0000000002AD0000-0x0000000002AE0000-memory.dmp

          Filesize

          64KB

        • memory/3212-43-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-45-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-49-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-48-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-51-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-47-0x0000000001260000-0x0000000001270000-memory.dmp

          Filesize

          64KB

        • memory/3212-46-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-52-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-54-0x0000000002AD0000-0x0000000002AE0000-memory.dmp

          Filesize

          64KB

        • memory/3212-56-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-59-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-58-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-61-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-60-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-63-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-64-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-65-0x0000000001210000-0x0000000001220000-memory.dmp

          Filesize

          64KB

        • memory/3212-67-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-69-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-66-0x0000000001210000-0x0000000001220000-memory.dmp

          Filesize

          64KB

        • memory/3212-70-0x0000000002AD0000-0x0000000002AE0000-memory.dmp

          Filesize

          64KB

        • memory/3212-72-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-73-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-74-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-76-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-75-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-78-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-80-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-81-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-83-0x0000000002AD0000-0x0000000002AE0000-memory.dmp

          Filesize

          64KB

        • memory/3212-85-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-87-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-88-0x0000000002AD0000-0x0000000002AE0000-memory.dmp

          Filesize

          64KB

        • memory/3212-90-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-92-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-94-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-97-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-96-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-99-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-101-0x0000000002AD0000-0x0000000002AE0000-memory.dmp

          Filesize

          64KB

        • memory/3212-103-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-104-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-105-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-106-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-107-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-108-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-109-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB

        • memory/3212-110-0x0000000001240000-0x0000000001250000-memory.dmp

          Filesize

          64KB