Overview

overview

8

Static

static

9fd754de93...78.exe

windows7-x64

8

9fd754de93...78.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    187s
  • max time network
    190s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/12/2022, 15:07

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General

  • Target

    9fd754de933b5340912f3c96f385d1906d869d79ce8f661f93fc658e2bdd1578.exe

  • Size

    49KB

  • MD5

    4a61c1bd26498d8d6d40bde39fd65fa1

  • SHA1

    43e40151601cc0cf6cd2e9a4cf1d34b93cee569b

  • SHA256

    9fd754de933b5340912f3c96f385d1906d869d79ce8f661f93fc658e2bdd1578

  • SHA512

    38b00021b1d0e678810a4f78f4ab68e6ce8001b6dd093395c7291974f4043c608fa264f15d6a3a7d4ded689fc2817a4ab603c2f3c602325653f00507970a5ced

  • SSDEEP

    384:BbVWjDvtK+pTr+P7lf19XZt5hBxkcb1lpl8rC8Ska8de7jyrN+vQdML4N+ngsx3z:iDsS418pDUouKMLGOla

Score
8/10
persistence

Malware Config

Signatures

  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops autorun.inf file 1 TTPs 9 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Checks SCSI registry key(s) 3 TTPs 58 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 52 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9fd754de933b5340912f3c96f385d1906d869d79ce8f661f93fc658e2bdd1578.exe
    "C:\Users\Admin\AppData\Local\Temp\9fd754de933b5340912f3c96f385d1906d869d79ce8f661f93fc658e2bdd1578.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Drops autorun.inf file
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4852
    • C:\Windows\explorer.exe
      "C:\Windows\explorer.exe"
      2⤵
      • Modifies registry class
      PID:3036
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Modifies Installed Components in the registry
    • Enumerates connected drives
    • Checks SCSI registry key(s)
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:4344
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
    1⤵
      PID:3760
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:8
    • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
      "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
      1⤵
      • Enumerates system info in registry
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:4256

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4256-218-0x000001B4873F8000-0x000001B4873FC000-memory.dmp

      Filesize

      16KB

      Download

    • memory/4256-143-0x000001B4844B8000-0x000001B4844C0000-memory.dmp

      Filesize

      32KB

      Download

    • memory/4256-146-0x000001B4872A0000-0x000001B4872C0000-memory.dmp

      Filesize

      128KB

      Download

    • memory/4256-151-0x000001B487020000-0x000001B487040000-memory.dmp

      Filesize

      128KB

      Download

    • memory/4256-158-0x000001B487380000-0x000001B4873A0000-memory.dmp

      Filesize

      128KB

      Download

    • memory/4256-217-0x000001B4873F8000-0x000001B4873FC000-memory.dmp

      Filesize

      16KB

      Download

    • memory/4256-219-0x000001B4873F8000-0x000001B4873FC000-memory.dmp

      Filesize

      16KB

      Download

    • memory/4256-220-0x000001B4873F8000-0x000001B4873FC000-memory.dmp

      Filesize

      16KB

      Download

    • memory/4256-243-0x000001B487403000-0x000001B487406000-memory.dmp

      Filesize

      12KB

      Download

    • memory/4256-221-0x000001B4873F8000-0x000001B4873FC000-memory.dmp

      Filesize

      16KB

      Download

    • memory/4256-225-0x000001B487400000-0x000001B487403000-memory.dmp

      Filesize

      12KB

      Download

    • memory/4256-224-0x000001B487400000-0x000001B487403000-memory.dmp

      Filesize

      12KB

      Download

    • memory/4256-223-0x000001B487400000-0x000001B487403000-memory.dmp

      Filesize

      12KB

      Download

    • memory/4256-226-0x000001B487400000-0x000001B487403000-memory.dmp

      Filesize

      12KB

      Download

    • memory/4256-230-0x000001B487403000-0x000001B487406000-memory.dmp

      Filesize

      12KB

      Download

    • memory/4256-232-0x000001B487403000-0x000001B487406000-memory.dmp

      Filesize

      12KB

      Download

    • memory/4256-231-0x000001B487403000-0x000001B487406000-memory.dmp

      Filesize

      12KB

      Download

    • memory/4256-241-0x000001B487403000-0x000001B487406000-memory.dmp

      Filesize

      12KB

      Download

    • memory/4256-242-0x000001B487403000-0x000001B487406000-memory.dmp

      Filesize

      12KB

      Download

    • memory/4852-132-0x00007FFC85F70000-0x00007FFC869A6000-memory.dmp

      Filesize

      10.2MB

      Download