Overview

overview

8

Static

static

f53844fb12...70.exe

windows7_x64

8

f53844fb12...70.exe

windows10-2004_x64

8

Analysis

  • max time kernel
    132s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    10-06-2022 13:35

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General

  • Target

    f53844fb1239792dac2e9a89913ef0ca68b7ffe9f7a9a202e3e729dbf90f9f70.exe

  • Size

    88KB

  • MD5

    0e89298ac6003bda06ca607c17602f62

  • SHA1

    fdafc549ef30db9c1d65dcbaaec43af6d7bf5ed4

  • SHA256

    f53844fb1239792dac2e9a89913ef0ca68b7ffe9f7a9a202e3e729dbf90f9f70

  • SHA512

    440a587580b621a1dfbf03fa41ab18ee220c55395ab71836d86cfa6b3f489ac3fbf3b121efe2c62f07ca710b503e7d15ddea32e2cccd2dc13d16ea5c8a304d0e

Score
8/10
persistence

Malware Config

Signatures

  • Modifies Installed Components in the registry 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 file in Program Files directory 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 10 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies registry class 47 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 25 IoCs
  • Suspicious use of FindShellTrayWindow 49 IoCs
  • Suspicious use of SendNotifyMessage 21 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f53844fb1239792dac2e9a89913ef0ca68b7ffe9f7a9a202e3e729dbf90f9f70.exe
    "C:\Users\Admin\AppData\Local\Temp\f53844fb1239792dac2e9a89913ef0ca68b7ffe9f7a9a202e3e729dbf90f9f70.exe"
    1⤵
    • Drops file in Program Files directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4948
    • C:\Windows\SysWOW64\runas.exe
      runas /trustlevel:0x20000 C:\Windows\explorer.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1408
      • C:\Windows\explorer.exe
        C:\Windows\explorer.exe
        3⤵
        • Modifies Installed Components in the registry
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:3060
  • 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:4736
  • 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:4456

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1408-131-0x0000000000000000-mapping.dmp

    Download

  • memory/3060-132-0x0000000000000000-mapping.dmp

    Download

  • memory/4456-141-0x0000024497FA0000-0x0000024497FC0000-memory.dmp

    Filesize

    128KB

    Download

  • memory/4456-142-0x00000244970E8000-0x00000244970F0000-memory.dmp

    Filesize

    32KB

    Download

  • memory/4456-145-0x0000024498B50000-0x0000024498B70000-memory.dmp

    Filesize

    128KB

    Download

  • memory/4456-154-0x000002449A020000-0x000002449A024000-memory.dmp

    Filesize

    16KB

    Download

  • memory/4456-153-0x000002449A020000-0x000002449A024000-memory.dmp

    Filesize

    16KB

    Download

  • memory/4456-152-0x000002449A020000-0x000002449A024000-memory.dmp

    Filesize

    16KB

    Download

  • memory/4456-151-0x000002449A020000-0x000002449A024000-memory.dmp

    Filesize

    16KB

    Download

  • memory/4456-150-0x000002449A020000-0x000002449A024000-memory.dmp

    Filesize

    16KB

    Download

  • memory/4948-130-0x0000000075400000-0x00000000759B1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/4948-149-0x0000000075400000-0x00000000759B1000-memory.dmp

    Filesize

    5.7MB

    Download