Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/09/2023, 23:29

General

  • Target

    8a0a1cced54d61b6424c44731d27374879b196f5fe2d8abf7988bab1e11c6bc3.exe

  • Size

    273KB

  • MD5

    97f7686ebe3d496854efecb8cb9298a6

  • SHA1

    88aad566a70cf661e22d14d43e2a97722daadd17

  • SHA256

    8a0a1cced54d61b6424c44731d27374879b196f5fe2d8abf7988bab1e11c6bc3

  • SHA512

    56773716eddaa30fea834d37406a970801cf272f8fc73d16ae6c470109fb6993b1d3aa60f2b60090618cebf9732634b8f0e95b6271ec8a2f785b57ade31bfe66

  • SSDEEP

    3072:MjWr7cW4v1a+stVpWG6yIfwpJGyD3olWF+YLvJLGRF3TiNm:mWrqv1a+stVpW6JGSF/LRA

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

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.

  • 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\8a0a1cced54d61b6424c44731d27374879b196f5fe2d8abf7988bab1e11c6bc3.exe
    "C:\Users\Admin\AppData\Local\Temp\8a0a1cced54d61b6424c44731d27374879b196f5fe2d8abf7988bab1e11c6bc3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3756
    • C:\Users\Admin\AppData\Local\Temp\8a0a1cced54d61b6424c44731d27374879b196f5fe2d8abf7988bab1e11c6bc3.exe
      "C:\Users\Admin\AppData\Local\Temp\8a0a1cced54d61b6424c44731d27374879b196f5fe2d8abf7988bab1e11c6bc3.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:4852

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3176-49-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-50-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-14-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-15-0x0000000004F50000-0x0000000004F60000-memory.dmp

          Filesize

          64KB

        • memory/3176-16-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-17-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-18-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-20-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-19-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-22-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-25-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-24-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-26-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-27-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-31-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-29-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-30-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-33-0x0000000004F50000-0x0000000004F60000-memory.dmp

          Filesize

          64KB

        • memory/3176-35-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-32-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-28-0x0000000008790000-0x00000000087A0000-memory.dmp

          Filesize

          64KB

        • memory/3176-37-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-38-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-39-0x0000000008790000-0x00000000087A0000-memory.dmp

          Filesize

          64KB

        • memory/3176-41-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-42-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-40-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-43-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-44-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-47-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-46-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-48-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-13-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-52-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-5-0x0000000002D90000-0x0000000002DA6000-memory.dmp

          Filesize

          88KB

        • memory/3176-51-0x0000000002EA0000-0x0000000002EB0000-memory.dmp

          Filesize

          64KB

        • memory/3176-53-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-54-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-55-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-56-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-57-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-58-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-60-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-61-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-62-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

          Filesize

          64KB

        • memory/3176-63-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-64-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-65-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-67-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-71-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-69-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-73-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-74-0x0000000002EB0000-0x0000000002EC0000-memory.dmp

          Filesize

          64KB

        • memory/3176-75-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-78-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-76-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-79-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-80-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-82-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3176-83-0x0000000004F40000-0x0000000004F50000-memory.dmp

          Filesize

          64KB

        • memory/3756-1-0x00000000008C0000-0x00000000009C0000-memory.dmp

          Filesize

          1024KB

        • memory/3756-2-0x0000000002460000-0x0000000002469000-memory.dmp

          Filesize

          36KB

        • memory/4852-3-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/4852-4-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/4852-6-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB