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Analysis

  • max time kernel
    152s
  • max time network
    123s
  • platform
    windows10-1703_x64
  • resource
    win10-20230915-en
  • resource tags

    arch:x64arch:x86image:win10-20230915-enlocale:en-usos:windows10-1703-x64system
  • submitted
    16/10/2023, 06:34

General

  • Target

    3d382d91d49a8f3fceef35c22c803874dd06c1ed2d03c879be812dbd7697eb10.exe

  • Size

    261KB

  • MD5

    436048372a2bca77f131ccbd2470ef82

  • SHA1

    22c1286dd2a4753ab175c5b7f92612efbb22401b

  • SHA256

    3d382d91d49a8f3fceef35c22c803874dd06c1ed2d03c879be812dbd7697eb10

  • SHA512

    d29be53418750f22f9f88cd2f005368461a68586fb90ff036b49dad3d7795860c6bc2fddf48d1bd69eff1ab5ff926b09200a5b4feaf4df482cb8882526435679

  • SSDEEP

    3072:dBNqWJvlXwzRy1MNR7EKHUoaxyVpDnUCMlD0t55BSkdi:jtXwdy1CR7EKHUkVlnBF55

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\3d382d91d49a8f3fceef35c22c803874dd06c1ed2d03c879be812dbd7697eb10.exe
    "C:\Users\Admin\AppData\Local\Temp\3d382d91d49a8f3fceef35c22c803874dd06c1ed2d03c879be812dbd7697eb10.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4872
    • C:\Users\Admin\AppData\Local\Temp\3d382d91d49a8f3fceef35c22c803874dd06c1ed2d03c879be812dbd7697eb10.exe
      "C:\Users\Admin\AppData\Local\Temp\3d382d91d49a8f3fceef35c22c803874dd06c1ed2d03c879be812dbd7697eb10.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:5116

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3248-61-0x0000000001310000-0x0000000001320000-memory.dmp

    Filesize

    64KB

  • memory/3248-69-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-16-0x0000000001310000-0x0000000001320000-memory.dmp

    Filesize

    64KB

  • memory/3248-18-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-20-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-21-0x0000000002C10000-0x0000000002C20000-memory.dmp

    Filesize

    64KB

  • memory/3248-5-0x0000000001330000-0x0000000001346000-memory.dmp

    Filesize

    88KB

  • memory/3248-23-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-26-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-63-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-27-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-30-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-32-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-33-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-35-0x0000000003240000-0x0000000003250000-memory.dmp

    Filesize

    64KB

  • memory/3248-37-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-38-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-39-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-41-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-43-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-45-0x0000000002C10000-0x0000000002C20000-memory.dmp

    Filesize

    64KB

  • memory/3248-44-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-47-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-48-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-50-0x0000000003240000-0x0000000003250000-memory.dmp

    Filesize

    64KB

  • memory/3248-52-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-55-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-56-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-54-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-53-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-58-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-59-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-57-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-60-0x0000000001310000-0x0000000001320000-memory.dmp

    Filesize

    64KB

  • memory/3248-24-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-15-0x0000000001310000-0x0000000001320000-memory.dmp

    Filesize

    64KB

  • memory/3248-28-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-65-0x0000000003240000-0x0000000003250000-memory.dmp

    Filesize

    64KB

  • memory/3248-67-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-68-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-62-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-71-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-70-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-72-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-74-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-75-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-76-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-78-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-79-0x0000000003240000-0x0000000003250000-memory.dmp

    Filesize

    64KB

  • memory/3248-81-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-83-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-82-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-87-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-85-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-90-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-89-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-92-0x0000000003240000-0x0000000003250000-memory.dmp

    Filesize

    64KB

  • memory/3248-94-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-96-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-95-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-97-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-98-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-100-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-99-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/3248-101-0x0000000002C00000-0x0000000002C10000-memory.dmp

    Filesize

    64KB

  • memory/4872-1-0x0000000000970000-0x0000000000A70000-memory.dmp

    Filesize

    1024KB

  • memory/4872-2-0x0000000000910000-0x0000000000919000-memory.dmp

    Filesize

    36KB

  • memory/5116-3-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/5116-4-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/5116-6-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB