Analysis

  • max time kernel
    151s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/01/2023, 07:52

General

  • Target

    file.exe

  • Size

    327KB

  • MD5

    cfa16d5a3c84c4e69e2bfe5c54fe2845

  • SHA1

    0110c4e94dcae3978b0c5cb1985aea36e13c4548

  • SHA256

    75b7829607ad1d52fe51418f8445c49cd976f65c8ddef2b6587b3f02ac6d63aa

  • SHA512

    34982482fc8066fb5382f028150343419ed3b0ff4838cfe8149d6623c02005ccd4bacc06db0726e31ef4ef13b49e1d4b716cc675a2a5004fc013c3473a27a855

  • SSDEEP

    3072:kX3Xcvh2dX5tA5VCflEqL00wwCDH5UtLcTO5yyDqVkFxDPkeyH4C9KEc:gHY2TtMglE/0O5UtL75yyDqCFZG9

Malware Config

Signatures

  • Detects Smokeloader packer 4 IoCs
  • 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.

  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 30 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4988
    • C:\Users\Admin\AppData\Local\Temp\file.exe
      "C:\Users\Admin\AppData\Local\Temp\file.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:2024

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2024-133-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/2024-136-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/2024-137-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/3068-138-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-139-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-140-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-141-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-142-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-143-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-144-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-145-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-146-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-147-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-148-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-149-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-150-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-151-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-152-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-153-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-154-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-155-0x00000000028D0000-0x00000000028E0000-memory.dmp

          Filesize

          64KB

        • memory/3068-156-0x00000000028D0000-0x00000000028E0000-memory.dmp

          Filesize

          64KB

        • memory/3068-157-0x00000000028D0000-0x00000000028E0000-memory.dmp

          Filesize

          64KB

        • memory/3068-158-0x00000000028D0000-0x00000000028E0000-memory.dmp

          Filesize

          64KB

        • memory/3068-159-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-160-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-161-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-163-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-164-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-162-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-165-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-168-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-170-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-167-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-174-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-175-0x00000000085C0000-0x00000000085D0000-memory.dmp

          Filesize

          64KB

        • memory/3068-173-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-172-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-166-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-176-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-177-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-178-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-179-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-180-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-181-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-182-0x0000000002890000-0x00000000028A0000-memory.dmp

          Filesize

          64KB

        • memory/3068-183-0x00000000085C0000-0x00000000085D0000-memory.dmp

          Filesize

          64KB

        • memory/3068-184-0x00000000085C0000-0x00000000085D0000-memory.dmp

          Filesize

          64KB

        • memory/3068-185-0x00000000085C0000-0x00000000085D0000-memory.dmp

          Filesize

          64KB

        • memory/4988-134-0x000000000071E000-0x0000000000733000-memory.dmp

          Filesize

          84KB

        • memory/4988-135-0x00000000006F0000-0x00000000006F9000-memory.dmp

          Filesize

          36KB