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Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/09/2022, 00:16

General

  • Target

    38a379654db67a4adf0325bc4f05c5a849623878de94975270d07461fcf59754.exe

  • Size

    173KB

  • MD5

    cbd77b9a9bf457c26775cf816fa210f9

  • SHA1

    42e978cc2b2806aee910152a2fee445fa0ba10c1

  • SHA256

    38a379654db67a4adf0325bc4f05c5a849623878de94975270d07461fcf59754

  • SHA512

    b2991746e30e4fd5740846eb82e1d9d40787ce19154bc6cec340c0c42720e1c361b041dbfa827fc2c223a646b5e37b3461674fc9efa7ed25f301e79a85913262

  • SSDEEP

    3072:vZSBJLAEa5gpuhl+j/ArS3AMqB2/Pk9Dn:hS3LxlG4jYrS3A

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\38a379654db67a4adf0325bc4f05c5a849623878de94975270d07461fcf59754.exe
    "C:\Users\Admin\AppData\Local\Temp\38a379654db67a4adf0325bc4f05c5a849623878de94975270d07461fcf59754.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3640
    • C:\Users\Admin\AppData\Local\Temp\38a379654db67a4adf0325bc4f05c5a849623878de94975270d07461fcf59754.exe
      "C:\Users\Admin\AppData\Local\Temp\38a379654db67a4adf0325bc4f05c5a849623878de94975270d07461fcf59754.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1472

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1472-133-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1472-136-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1472-137-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3640-134-0x0000000000848000-0x0000000000859000-memory.dmp

    Filesize

    68KB

  • memory/3640-135-0x00000000007E0000-0x00000000007E9000-memory.dmp

    Filesize

    36KB