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Analysis

  • max time kernel
    150s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/09/2022, 14:46

General

  • Target

    639008f46dff150a118351b3aaffc90e8f448c69d7f9e3f642e3b7b293d0f9d3.exe

  • Size

    301KB

  • MD5

    6b7840b6460fd7a0c1f3e61d58831b1b

  • SHA1

    162fed2da33ceabd0040e69b593d6c1de1dd9e78

  • SHA256

    639008f46dff150a118351b3aaffc90e8f448c69d7f9e3f642e3b7b293d0f9d3

  • SHA512

    452520ab9ca4cadef5df4898fc7d8cf5f05f4495965116bb4b8e0867f3c07103e6858bb7bf32d8380b26273c0b1068862a463b9247413ef62267ea152a8f205a

  • SSDEEP

    6144:TYYOOLzavhyWHOvkdg6QS0oSsnigabwVf:TIOLz8JuQgT8i

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.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\639008f46dff150a118351b3aaffc90e8f448c69d7f9e3f642e3b7b293d0f9d3.exe
    "C:\Users\Admin\AppData\Local\Temp\639008f46dff150a118351b3aaffc90e8f448c69d7f9e3f642e3b7b293d0f9d3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4040
    • C:\Users\Admin\AppData\Local\Temp\639008f46dff150a118351b3aaffc90e8f448c69d7f9e3f642e3b7b293d0f9d3.exe
      "C:\Users\Admin\AppData\Local\Temp\639008f46dff150a118351b3aaffc90e8f448c69d7f9e3f642e3b7b293d0f9d3.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1792

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1792-135-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1792-137-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1792-138-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4040-132-0x0000000000599000-0x00000000005A9000-memory.dmp

    Filesize

    64KB

  • memory/4040-133-0x0000000002180000-0x0000000002189000-memory.dmp

    Filesize

    36KB

  • memory/4040-136-0x0000000000599000-0x00000000005A9000-memory.dmp

    Filesize

    64KB