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Analysis

  • max time kernel
    150s
  • max time network
    107s
  • platform
    windows10-1703_x64
  • resource
    win10-20230703-en
  • resource tags

    arch:x64arch:x86image:win10-20230703-enlocale:en-usos:windows10-1703-x64system
  • submitted
    24/08/2023, 06:18

General

  • Target

    b1d5fe4e65fce381898dc907cf6c3439bd1a9b82872fab0654871bb043074c79.exe

  • Size

    271KB

  • MD5

    c93f632c68eafee72cd6d0d36e5744b1

  • SHA1

    aa6348cc31839c85325a3873938b0d6352dfce31

  • SHA256

    b1d5fe4e65fce381898dc907cf6c3439bd1a9b82872fab0654871bb043074c79

  • SHA512

    e2c93173213609f7649d2f5ace96a9809e39bcd752ab983625abd919135179daf8440325ac4922ac43a045fe5adc5ac10cb4dcd38af6ebfcf5837dce80e4dc9c

  • SSDEEP

    3072:4JrcG8DuzS3AVxJtBvRbgl8q1acd1k1xvwHP7yo3KbQpmTSzajMsQKXMmgySv18H:eTUQJPRM8Qd1kIHdqTSzs5QioLq

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
  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\b1d5fe4e65fce381898dc907cf6c3439bd1a9b82872fab0654871bb043074c79.exe
    "C:\Users\Admin\AppData\Local\Temp\b1d5fe4e65fce381898dc907cf6c3439bd1a9b82872fab0654871bb043074c79.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4008
    • C:\Users\Admin\AppData\Local\Temp\b1d5fe4e65fce381898dc907cf6c3439bd1a9b82872fab0654871bb043074c79.exe
      "C:\Users\Admin\AppData\Local\Temp\b1d5fe4e65fce381898dc907cf6c3439bd1a9b82872fab0654871bb043074c79.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1164

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1164-3-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1164-4-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1164-5-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1164-7-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3100-63-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-6-0x0000000001050000-0x0000000001066000-memory.dmp

    Filesize

    88KB

  • memory/3100-18-0x0000000001080000-0x0000000001090000-memory.dmp

    Filesize

    64KB

  • memory/3100-20-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-22-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-23-0x00000000010D0000-0x00000000010E0000-memory.dmp

    Filesize

    64KB

  • memory/3100-25-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-26-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-28-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-29-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-32-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-30-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-34-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-35-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-36-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-38-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-39-0x00000000010F0000-0x0000000001100000-memory.dmp

    Filesize

    64KB

  • memory/3100-41-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-43-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-45-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-47-0x00000000010D0000-0x00000000010E0000-memory.dmp

    Filesize

    64KB

  • memory/3100-46-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-49-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-52-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-55-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-53-0x00000000010F0000-0x0000000001100000-memory.dmp

    Filesize

    64KB

  • memory/3100-50-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-58-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-57-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-56-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-59-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-60-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-65-0x0000000001080000-0x0000000001090000-memory.dmp

    Filesize

    64KB

  • memory/3100-62-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-17-0x0000000001080000-0x0000000001090000-memory.dmp

    Filesize

    64KB

  • memory/3100-64-0x00000000010F0000-0x0000000001100000-memory.dmp

    Filesize

    64KB

  • memory/3100-85-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-67-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-66-0x0000000001080000-0x0000000001090000-memory.dmp

    Filesize

    64KB

  • memory/3100-70-0x00000000010B0000-0x00000000010C0000-memory.dmp

    Filesize

    64KB

  • memory/3100-72-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-73-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-74-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-75-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-76-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-78-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-80-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-81-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-83-0x00000000010B0000-0x00000000010C0000-memory.dmp

    Filesize

    64KB

  • memory/3100-69-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-87-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-88-0x00000000010B0000-0x00000000010C0000-memory.dmp

    Filesize

    64KB

  • memory/3100-90-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-92-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-94-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-93-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-96-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-98-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-99-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-101-0x00000000010B0000-0x00000000010C0000-memory.dmp

    Filesize

    64KB

  • memory/3100-105-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-104-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-108-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-110-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-111-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-106-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-103-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/3100-112-0x00000000010C0000-0x00000000010D0000-memory.dmp

    Filesize

    64KB

  • memory/4008-2-0x0000000002350000-0x0000000002359000-memory.dmp

    Filesize

    36KB

  • memory/4008-1-0x0000000002470000-0x0000000002570000-memory.dmp

    Filesize

    1024KB

  • memory/4008-11-0x0000000002470000-0x0000000002570000-memory.dmp

    Filesize

    1024KB