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Analysis

  • max time kernel
    150s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    01/12/2022, 23:29

General

  • Target

    file.exe

  • Size

    191KB

  • MD5

    ab648190cb6bbc67d78f079003d950d7

  • SHA1

    578eca1b1fe4a67d89fe3af6855d95d4b9abc595

  • SHA256

    186d6991ab941b194ad8a2cd5d25e93a4764ee551e00551c08330ae979fd9aa5

  • SHA512

    13a60ed8fb12927524c57f3f81d4f610bdb669048e1c01a7792e41ab4ef2906bf725d78b57c833172b92f457172650ace5358a2a1a47560ee9b46ba0a2e8e0bb

  • SSDEEP

    3072:BB9CblbKYcT7I5CEzOa4TO2Dcddgtr/zfA7HvRs9E3AZxpR/iOqIoGGA00e:JCZcTKOYgtPfWivpIOyA0D

Malware Config

Signatures

  • Detects Smokeloader packer 5 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.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 7 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:2024
    • 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:980

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/980-54-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/980-57-0x00000000766D1000-0x00000000766D3000-memory.dmp

    Filesize

    8KB

  • memory/980-59-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/980-60-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1368-61-0x000007FEFB570000-0x000007FEFB6B3000-memory.dmp

    Filesize

    1.3MB

  • memory/1368-62-0x000007FEFCC50000-0x000007FEFCC5A000-memory.dmp

    Filesize

    40KB

  • memory/2024-56-0x00000000004FB000-0x000000000050B000-memory.dmp

    Filesize

    64KB

  • memory/2024-58-0x00000000002A0000-0x00000000002A9000-memory.dmp

    Filesize

    36KB