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Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/09/2022, 00:34

General

  • Target

    3663d85dd88e9aa646eb690baec42a41a6e280eafe783c0a0418faea0a1eb38e.exe

  • Size

    250KB

  • MD5

    46ae77b245f05ef738fbbb79eb34af08

  • SHA1

    db4969e9596e285bc88ddcb068876413af685bdd

  • SHA256

    3663d85dd88e9aa646eb690baec42a41a6e280eafe783c0a0418faea0a1eb38e

  • SHA512

    5261420741c2f1f0f0a5ab91b08fe391e544bf067e1d93f706d55df4bd214aea4da0820371316c06920a60bda69709fdaeeb0784a03d9aa8f052c0f64ea5cbb6

  • SSDEEP

    6144:Bm2/J0NoXFVsJFXzY/Gt/3J8wIrkj/J4vfNm:Q40OXFVsJFXoGtx8wIQzJIf

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.

  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3663d85dd88e9aa646eb690baec42a41a6e280eafe783c0a0418faea0a1eb38e.exe
    "C:\Users\Admin\AppData\Local\Temp\3663d85dd88e9aa646eb690baec42a41a6e280eafe783c0a0418faea0a1eb38e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2132
    • C:\Users\Admin\AppData\Local\Temp\3663d85dd88e9aa646eb690baec42a41a6e280eafe783c0a0418faea0a1eb38e.exe
      "C:\Users\Admin\AppData\Local\Temp\3663d85dd88e9aa646eb690baec42a41a6e280eafe783c0a0418faea0a1eb38e.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:4788

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2132-134-0x0000000000628000-0x0000000000639000-memory.dmp

    Filesize

    68KB

  • memory/2132-135-0x0000000000710000-0x0000000000719000-memory.dmp

    Filesize

    36KB

  • memory/4788-133-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4788-136-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4788-137-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB