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Analysis

  • max time kernel
    151s
  • max time network
    31s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    01/02/2023, 21:01

General

  • Target

    file.exe

  • Size

    225KB

  • MD5

    1fd5d23bab8f8f4073ca84e64593e277

  • SHA1

    63dc3ea29ba3b3887e4c03742c3f3894041c8312

  • SHA256

    df905c3df4ea603f88c9df0032e442613ca4eb8e1869579997028db67a26a33c

  • SHA512

    44f39aedfbc706c15612198102a4aebcc56f2b3803505d53e3f8a4b2e14fa570006836650eacc35f7afd7a80b1c6546e638586e4528f4b6bdfacfedc7dec6a74

  • SSDEEP

    3072:klThLyAS34I96lH4L/uWUQd8r5lHn+NmH40sT2nvoAmKhdKpe8keP:KTRy3hUlYL/uhQdiewr82nvoZed3e

Malware Config

Signatures

  • Detects Smokeloader packer 1 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:840

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/840-54-0x0000000075FF1000-0x0000000075FF3000-memory.dmp

    Filesize

    8KB

  • memory/840-56-0x0000000000220000-0x0000000000229000-memory.dmp

    Filesize

    36KB

  • memory/840-55-0x0000000002CCB000-0x0000000002CDE000-memory.dmp

    Filesize

    76KB

  • memory/840-57-0x0000000000400000-0x0000000002BA2000-memory.dmp

    Filesize

    39.6MB

  • memory/840-58-0x0000000000400000-0x0000000002BA2000-memory.dmp

    Filesize

    39.6MB