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
    16/09/2023, 08:24

General

  • Target

    b930bea93919502dfcb97914d628d62939268fdb6caa35de86b88c19f24e2343.exe

  • Size

    272KB

  • MD5

    3577b0dcba983f6d767c402b3b1e01ca

  • SHA1

    379efa53a1bbcbe37fdac99946b5c5bccd9ca8d1

  • SHA256

    b930bea93919502dfcb97914d628d62939268fdb6caa35de86b88c19f24e2343

  • SHA512

    8d68c3c79c6139e4a77810318b7a6a69d2ae040c8acfeddd568e6a415ff4ba3d8a640636af9fa3638fe6992a0b22f0c0886ab1e65ac447490bc7c5edfdce6f16

  • SSDEEP

    3072:akFQCm7pvjuGW4wHInMG3So8/4BwXWDBRNS4eUivsf7HiYNn:zFypvSGW4wonjh8qwXkNWU8S7Hi+

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.

  • 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 12 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\b930bea93919502dfcb97914d628d62939268fdb6caa35de86b88c19f24e2343.exe
    "C:\Users\Admin\AppData\Local\Temp\b930bea93919502dfcb97914d628d62939268fdb6caa35de86b88c19f24e2343.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4108
    • C:\Users\Admin\AppData\Local\Temp\b930bea93919502dfcb97914d628d62939268fdb6caa35de86b88c19f24e2343.exe
      "C:\Users\Admin\AppData\Local\Temp\b930bea93919502dfcb97914d628d62939268fdb6caa35de86b88c19f24e2343.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:2412

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2412-2-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/2412-4-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/2412-6-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/3244-5-0x00000000011B0000-0x00000000011C6000-memory.dmp

          Filesize

          88KB

        • memory/3244-15-0x00000000011D0000-0x00000000011E0000-memory.dmp

          Filesize

          64KB

        • memory/3244-16-0x00000000011D0000-0x00000000011E0000-memory.dmp

          Filesize

          64KB

        • memory/3244-18-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-20-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-21-0x0000000002FC0000-0x0000000002FD0000-memory.dmp

          Filesize

          64KB

        • memory/3244-23-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-24-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-26-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-28-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-30-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-32-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-34-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-27-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-35-0x0000000001180000-0x0000000001190000-memory.dmp

          Filesize

          64KB

        • memory/3244-37-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-38-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-39-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-41-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-43-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-45-0x0000000002FC0000-0x0000000002FD0000-memory.dmp

          Filesize

          64KB

        • memory/3244-44-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-47-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-48-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-50-0x0000000001180000-0x0000000001190000-memory.dmp

          Filesize

          64KB

        • memory/3244-52-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-54-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-53-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-57-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-59-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-55-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-60-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-61-0x00000000011D0000-0x00000000011E0000-memory.dmp

          Filesize

          64KB

        • memory/3244-62-0x00000000011D0000-0x00000000011E0000-memory.dmp

          Filesize

          64KB

        • memory/3244-63-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-65-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-66-0x0000000001270000-0x0000000001280000-memory.dmp

          Filesize

          64KB

        • memory/3244-68-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-69-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-70-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-71-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-72-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-74-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-76-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-77-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-79-0x0000000001270000-0x0000000001280000-memory.dmp

          Filesize

          64KB

        • memory/3244-81-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-83-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-84-0x0000000001270000-0x0000000001280000-memory.dmp

          Filesize

          64KB

        • memory/3244-86-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-88-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-90-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-94-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-92-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-95-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-97-0x0000000001270000-0x0000000001280000-memory.dmp

          Filesize

          64KB

        • memory/3244-99-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-101-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-100-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-102-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-104-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-106-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-107-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-108-0x00000000011D0000-0x00000000011E0000-memory.dmp

          Filesize

          64KB

        • memory/3244-109-0x00000000011D0000-0x00000000011E0000-memory.dmp

          Filesize

          64KB

        • memory/3244-110-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-112-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-113-0x0000000001270000-0x0000000001280000-memory.dmp

          Filesize

          64KB

        • memory/3244-115-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-116-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-117-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-118-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-121-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-119-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-123-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-124-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-126-0x0000000001270000-0x0000000001280000-memory.dmp

          Filesize

          64KB

        • memory/3244-128-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-130-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-131-0x0000000001270000-0x0000000001280000-memory.dmp

          Filesize

          64KB

        • memory/3244-133-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-135-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-137-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-139-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-141-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-142-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-144-0x0000000001270000-0x0000000001280000-memory.dmp

          Filesize

          64KB

        • memory/3244-146-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-148-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-147-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-150-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/3244-152-0x0000000001280000-0x0000000001290000-memory.dmp

          Filesize

          64KB

        • memory/4108-1-0x0000000000A10000-0x0000000000B10000-memory.dmp

          Filesize

          1024KB

        • memory/4108-3-0x0000000000960000-0x0000000000969000-memory.dmp

          Filesize

          36KB